0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

Analysis

max time kernel
12s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 20:56

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General

Target

0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
Size

188KB
MD5

076f8351f13f7b87f0770d611b441c2c
SHA1

ce60352c94d720928b66b191bd3f2b6df6f64505
SHA256

0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4
SHA512

01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78
SSDEEP

1536:VjPzy7rAVb3n3gX72IEJ5NwE4G/a3hd+g/:JPzyXANQX729D4G/aR3

Score

10^/10

evasion persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 3 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\WINDOWS\\userinit.exe"	h2s.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\WINDOWS\\userinit.exe"	lsass.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\WINDOWS\\userinit.exe"	nacl.exe

Disables RegEdit via registry modification 3 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	h2s.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	lsass.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	nacl.exe

Disables Task Manager via registry modification
evasion

Executes dropped EXE 6 IoCs

pid	Process
3972	h2s.exe
3192	lsass.exe
4516	nacl.exe
2316	lsass.exe
4980	h2s.exe
1012	lsass.exe

UPX packed file 26 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4708-132-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/files/0x0001000000022e19-139.dat	upx
behavioral2/files/0x0001000000022e19-138.dat	upx
behavioral2/files/0x0001000000022e16-145.dat	upx
behavioral2/memory/3972-147-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/files/0x0001000000022e1a-150.dat	upx
behavioral2/files/0x0001000000022e1a-151.dat	upx
behavioral2/files/0x0001000000022e16-156.dat	upx
behavioral2/files/0x0001000000022e1b-158.dat	upx
behavioral2/files/0x0001000000022e1b-160.dat	upx
behavioral2/memory/3192-166-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/memory/4516-169-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/files/0x0001000000022e1a-168.dat	upx
behavioral2/files/0x0001000000022e16-174.dat	upx
behavioral2/memory/2316-176-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/files/0x0001000000022e19-178.dat	upx
behavioral2/files/0x0001000000022e16-164.dat	upx
behavioral2/files/0x0001000000022e16-182.dat	upx
behavioral2/files/0x0001000000022e1a-186.dat	upx
behavioral2/memory/4980-188-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/files/0x0001000000022e16-191.dat	upx
behavioral2/memory/4980-184-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/memory/4708-193-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/memory/4516-195-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/memory/3972-194-0x0000000000400000-0x000000000048D000-memory.dmp	upx
behavioral2/memory/3192-196-0x0000000000400000-0x000000000048D000-memory.dmp	upx

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pikachu = "C:\\WINDOWS\\nacl.exe"	h2s.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	lsass.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pikachu = "C:\\WINDOWS\\nacl.exe"	lsass.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	nacl.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pikachu = "C:\\WINDOWS\\nacl.exe"	nacl.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run	h2s.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\WINDOWS\userinit.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File opened for modification	C:\WINDOWS\userinit.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File created	C:\WINDOWS\system\lsass.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File created	C:\WINDOWS\system\lsass.exe	h2s.exe
File opened for modification	C:\WINDOWS\system\lsass.exe	h2s.exe
File created	C:\WINDOWS\h2s.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File opened for modification	C:\WINDOWS\h2s.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File opened for modification	C:\WINDOWS\system\lsass.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File created	C:\WINDOWS\nacl.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File opened for modification	C:\WINDOWS\nacl.exe	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
File created	C:\WINDOWS\nacl.exe	h2s.exe
File opened for modification	C:\WINDOWS\nacl.exe	h2s.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Toolbar	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	explorer.exe

Modifies registry class 41 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 7800310000000000875551141100557365727300640009000400efbe874f7748875551142e000000c70500000000010000000000000000003a000000000011e6370055007300650072007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100380031003300000014000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0 = ca003100000000008755511410003042313538327e310000b20009000400efbe87555114875551142e000000172e02000000010000000000000000000000000000009c7d35003000620031003500380032006500370030003400390065003200380065003000300036003700640064003800660063006400320061006400610034003600330036006400650064003500640066003500340063006500640032003500300035006600320038003500320064003900360061003800380035003700630062003400000018000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 = 50003100000000002155fc5a10004c6f63616c003c0009000400efbe21550a58875551142e00000092e10100000001000000000000000000000000000000a64ac5004c006f00630061006c00000014000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 = 4e0031000000000087555214100054656d7000003a0009000400efbe21550a58875552142e00000093e10100000001000000000000000000000000000000a4d52400540065006d007000000014000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 = 560031000000000021550a5812004170704461746100400009000400efbe21550a58875551142e0000007fe101000000010000000000000000000000000000008909d9004100700070004400610074006100000016000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 500031000000000021552260100041646d696e003c0009000400efbe21550a58875551142e00000074e10100000001000000000000000000000000000000ca214000410064006d0069006e00000014000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\0\NodeSlot = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\NavBar = 000000000000000000000000000000008b000000870000003153505305d5cdd59c2e1b10939708002b2cf9ae6b0000005a000000007b00360044003800420042003300440033002d0039004400380037002d0034004100390031002d0041004200350036002d003400460033003000430046004600450046004500390046007d005f0057006900640074006800000013000000cc0000000000000000000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000	explorer.exe

Runs net.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4444	explorer.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
3972	h2s.exe
3972	h2s.exe
3972	h2s.exe
3972	h2s.exe
3192	lsass.exe
3192	lsass.exe
4516	nacl.exe
4516	nacl.exe
2316	lsass.exe
2316	lsass.exe
3192	lsass.exe
3192	lsass.exe
4980	h2s.exe
4980	h2s.exe
4516	nacl.exe
4516	nacl.exe
3972	h2s.exe
3972	h2s.exe
1012	lsass.exe
1012	lsass.exe
3192	lsass.exe
3192	lsass.exe
4516	nacl.exe
4516	nacl.exe
3972	h2s.exe
3972	h2s.exe
3192	lsass.exe
3192	lsass.exe
4516	nacl.exe
4516	nacl.exe
3972	h2s.exe
3972	h2s.exe
3192	lsass.exe
3192	lsass.exe
4516	nacl.exe
4516	nacl.exe
3192	lsass.exe
3192	lsass.exe
3972	h2s.exe
3972	h2s.exe
4516	nacl.exe
4516	nacl.exe
3192	lsass.exe
3192	lsass.exe
3972	h2s.exe
3972	h2s.exe

Suspicious use of SetWindowsHookEx 16 IoCs

pid	Process
4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
3972	h2s.exe
3972	h2s.exe
3192	lsass.exe
3192	lsass.exe
4516	nacl.exe
4516	nacl.exe
2316	lsass.exe
2316	lsass.exe
4980	h2s.exe
4980	h2s.exe
1012	lsass.exe
1012	lsass.exe
4444	explorer.exe
4444	explorer.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 1780	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	38
PID 4708 wrote to memory of 1780	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	38
PID 4708 wrote to memory of 1780	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	38
PID 4708 wrote to memory of 3972	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	30
PID 4708 wrote to memory of 3972	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	30
PID 4708 wrote to memory of 3972	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	30
PID 1780 wrote to memory of 4368	1780	cmd.exe	31
PID 1780 wrote to memory of 4368	1780	cmd.exe	31
PID 1780 wrote to memory of 4368	1780	cmd.exe	31
PID 4368 wrote to memory of 3980	4368	net.exe	36
PID 4368 wrote to memory of 3980	4368	net.exe	36
PID 4368 wrote to memory of 3980	4368	net.exe	36
PID 3972 wrote to memory of 488	3972	h2s.exe	33
PID 3972 wrote to memory of 488	3972	h2s.exe	33
PID 3972 wrote to memory of 488	3972	h2s.exe	33
PID 488 wrote to memory of 2764	488	cmd.exe	35
PID 488 wrote to memory of 2764	488	cmd.exe	35
PID 488 wrote to memory of 2764	488	cmd.exe	35
PID 4708 wrote to memory of 3192	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	34
PID 4708 wrote to memory of 3192	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	34
PID 4708 wrote to memory of 3192	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	34
PID 2764 wrote to memory of 4612	2764	net.exe	40
PID 2764 wrote to memory of 4612	2764	net.exe	40
PID 2764 wrote to memory of 4612	2764	net.exe	40
PID 3192 wrote to memory of 2304	3192	lsass.exe	58
PID 3192 wrote to memory of 2304	3192	lsass.exe	58
PID 3192 wrote to memory of 2304	3192	lsass.exe	58
PID 3972 wrote to memory of 4516	3972	h2s.exe	54
PID 3972 wrote to memory of 4516	3972	h2s.exe	54
PID 3972 wrote to memory of 4516	3972	h2s.exe	54
PID 4516 wrote to memory of 1604	4516	nacl.exe	53
PID 4516 wrote to memory of 1604	4516	nacl.exe	53
PID 4516 wrote to memory of 1604	4516	nacl.exe	53
PID 3972 wrote to memory of 2316	3972	h2s.exe	48
PID 3972 wrote to memory of 2316	3972	h2s.exe	48
PID 3972 wrote to memory of 2316	3972	h2s.exe	48
PID 4708 wrote to memory of 2044	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	45
PID 4708 wrote to memory of 2044	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	45
PID 4708 wrote to memory of 2044	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	45
PID 2316 wrote to memory of 4108	2316	lsass.exe	46
PID 2316 wrote to memory of 4108	2316	lsass.exe	46
PID 2316 wrote to memory of 4108	2316	lsass.exe	46
PID 4708 wrote to memory of 4980	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	50
PID 4708 wrote to memory of 4980	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	50
PID 4708 wrote to memory of 4980	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	50
PID 4980 wrote to memory of 3328	4980	h2s.exe	52
PID 4980 wrote to memory of 3328	4980	h2s.exe	52
PID 4980 wrote to memory of 3328	4980	h2s.exe	52
PID 4708 wrote to memory of 1012	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	55
PID 4708 wrote to memory of 1012	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	55
PID 4708 wrote to memory of 1012	4708	0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe	55
PID 1012 wrote to memory of 3304	1012	lsass.exe	57
PID 1012 wrote to memory of 3304	1012	lsass.exe	57
PID 1012 wrote to memory of 3304	1012	lsass.exe	57

System policy modification 1 TTPs 9 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoRun = "0"	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "0"	nacl.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoRun = "0"	nacl.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	h2s.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoRun = "0"	h2s.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	lsass.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "0"	h2s.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "0"	lsass.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	nacl.exe

C:\Users\Admin\AppData\Local\Temp\0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe
"C:\Users\Admin\AppData\Local\Temp\0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4708
- C:\WINDOWS\h2s.exe
  C:\WINDOWS\h2s.exe
  2⤵
  - Modifies WinLogon for persistence
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3972
- - C:\Windows\SysWOW64\cmd.exe
    cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:488
  - - C:\Windows\SysWOW64\net.exe
      net share "phim_hai_hay=C:\Documents and Settings\Temp"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2764
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 share "phim_hai_hay=C:\Documents and Settings\Temp"
        5⤵
        
        PID:4612
- - C:\WINDOWS\system\lsass.exe
    C:\WINDOWS\system\lsass.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2316
- - C:\WINDOWS\nacl.exe
    C:\WINDOWS\nacl.exe
    3⤵
    - Modifies WinLogon for persistence
    - Disables RegEdit via registry modification
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:4516
- C:\WINDOWS\system\lsass.exe
  C:\WINDOWS\system\lsass.exe
  2⤵
  - Modifies WinLogon for persistence
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3192
- - C:\Windows\SysWOW64\cmd.exe
    cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
    3⤵
    PID:2304
- C:\Windows\SysWOW64\cmd.exe
  cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1780
- C:\Windows\SysWOW64\explorer.exe
  explorer 0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4
  2⤵
  PID:2044
- C:\WINDOWS\h2s.exe
  C:\WINDOWS\h2s.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4980
- - C:\Windows\SysWOW64\cmd.exe
    cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
    3⤵
    PID:3328
- C:\WINDOWS\system\lsass.exe
  C:\WINDOWS\system\lsass.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1012
- - C:\Windows\SysWOW64\cmd.exe
    cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
    3⤵
    PID:3304

C:\Windows\SysWOW64\net.exe
net share "phim_hai_hay=C:\Documents and Settings\Temp"
1⤵
- Suspicious use of WriteProcessMemory
PID:4368
- C:\Windows\SysWOW64\net1.exe
  C:\Windows\system32\net1 share "phim_hai_hay=C:\Documents and Settings\Temp"
  2⤵
  PID:3980

C:\Windows\SysWOW64\cmd.exe
cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
1⤵
PID:4108

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4444

C:\Windows\SysWOW64\cmd.exe
cmd /k net share "phim_hai_hay=C:\Documents and Settings\Temp" & exit &
1⤵
PID:1604

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3612

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Documents and Settings\Temp\tuyen_tap_hai_2008.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Documents and Settings\Temp\tuyen_tap_hai_2008.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Documents and Settings\Temp\tuyen_tap_hai_2008.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Documents and Settings\Temp\tuyen_tap_hai_2008.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Documents and Settings\Temp\tuyen_tap_hai_2008.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Documents and Settings\Temp\tuyen_tap_hai_2008.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\WINDOWS\h2s.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\WINDOWS\nacl.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\WINDOWS\system32\drivers\etc\hosts

Filesize
578B

MD5
4cedd41692993cf5a0a40baeb724b871

SHA1
fc1eeb1d88966ea4a816bcbdab320830b6f70261

SHA256
fc50ea976a803f4b75f0754c470753049cb6ad93466ec9a55f0b922e112a7695

SHA512
e7124fdba0a6580da6c48cd77777c6aa1aa23f304db8383551931db1e5e814d2d03de92eeaeeb64f4a0654ee7de640956abeffdd94bcd23c08a875cdc6907862

Download Submit
C:\WINDOWS\system32\drivers\etc\hosts

Filesize
578B

MD5
4cedd41692993cf5a0a40baeb724b871

SHA1
fc1eeb1d88966ea4a816bcbdab320830b6f70261

SHA256
fc50ea976a803f4b75f0754c470753049cb6ad93466ec9a55f0b922e112a7695

SHA512
e7124fdba0a6580da6c48cd77777c6aa1aa23f304db8383551931db1e5e814d2d03de92eeaeeb64f4a0654ee7de640956abeffdd94bcd23c08a875cdc6907862

Download Submit
C:\WINDOWS\system32\drivers\etc\hosts

Filesize
578B

MD5
4cedd41692993cf5a0a40baeb724b871

SHA1
fc1eeb1d88966ea4a816bcbdab320830b6f70261

SHA256
fc50ea976a803f4b75f0754c470753049cb6ad93466ec9a55f0b922e112a7695

SHA512
e7124fdba0a6580da6c48cd77777c6aa1aa23f304db8383551931db1e5e814d2d03de92eeaeeb64f4a0654ee7de640956abeffdd94bcd23c08a875cdc6907862

Download Submit
C:\WINDOWS\system32\drivers\etc\hosts

Filesize
578B

MD5
4cedd41692993cf5a0a40baeb724b871

SHA1
fc1eeb1d88966ea4a816bcbdab320830b6f70261

SHA256
fc50ea976a803f4b75f0754c470753049cb6ad93466ec9a55f0b922e112a7695

SHA512
e7124fdba0a6580da6c48cd77777c6aa1aa23f304db8383551931db1e5e814d2d03de92eeaeeb64f4a0654ee7de640956abeffdd94bcd23c08a875cdc6907862

Download Submit
C:\WINDOWS\system\lsass.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Windows\System\lsass.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Windows\System\lsass.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Windows\System\lsass.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Windows\h2s.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Windows\h2s.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
C:\Windows\nacl.exe

Filesize
188KB

MD5
076f8351f13f7b87f0770d611b441c2c

SHA1
ce60352c94d720928b66b191bd3f2b6df6f64505

SHA256
0b1582e7049e28e0067dd8fcd2ada4636ded5df54ced2505f2852d96a8857cb4

SHA512
01667becb2906a2000467db6b8af51f086ce0424eb5d5cea73b5f622aaaaf1e14110c841acd304721fda35cb45d70fdcd392a846450e028274f72b4db44c2c78

Download Submit
memory/2316-176-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/3192-196-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/3192-166-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/3972-147-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/3972-194-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4516-195-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4516-169-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4708-193-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4708-132-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4980-184-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/4980-188-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download