b0796043e80509de38a67ab188e592877b6e3e516a5dbe09bd71d8256db67c7e

Analysis

max time kernel
175s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 18:47

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General

Target

q779596940_Setup.exe
Size

761KB
MD5

4cb3b6c7cbada76bd1acb02e676d913c
SHA1

c9f2744a5241f41c7a69415fd4156d7bcc75c52f
SHA256

eac294a3965f23fd83025dd8eaf2ca86b6299725dc2cceb24803bbd6b8d3ce4a
SHA512

e6e8fa2c7cdcd33c664fbb1829f75104b2108ce49946433e5fb1a3d8788ea6ad26573c34bbcd9da0863e7a3545f6f97143287d732f066cad3032abcd7b5155d5
SSDEEP

12288:/vfC4yEFa4+hvIi3GoyGyN0+p2C/wFOehxoT2r4imqpa2nGZjwtAJU3fatGVWbZG:/vfVDFa4+hv7GoyGyN0+3/yOIY2rhnGs

Score

9^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 3 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr	acprotect
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr	acprotect
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr	acprotect

Executes dropped EXE 1 IoCs

Processes:

MSDTCC.exe

pid process

1728 MSDTCC.exe

pid	process
1728	MSDTCC.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr	upx
behavioral2/memory/2892-134-0x0000000010000000-0x0000000010129000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr	upx
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr	upx
behavioral2/memory/1728-146-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/memory/2892-152-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/memory/1728-153-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/memory/2892-154-0x0000000010000000-0x0000000010129000-memory.dmp	upx
behavioral2/memory/1728-155-0x0000000010000000-0x0000000010129000-memory.dmp	upx

Loads dropped DLL 6 IoCs

Processes:

q779596940_Setup.exeMSDTCC.exe

pid process

2892 q779596940_Setup.exe
1728 MSDTCC.exe
1728 MSDTCC.exe
1728 MSDTCC.exe
2892 q779596940_Setup.exe
2892 q779596940_Setup.exe

Drops file in Program Files directory 4 IoCs

Processes:

q779596940_Setup.exeMSDTCC.exe

description	ioc	process
File created	C:\Program Files (x86)\MSDTCC.exe	q779596940_Setup.exe
File opened for modification	C:\Program Files (x86)\MSDTCC.exe	q779596940_Setup.exe
File created	C:\Program Files (x86)\MSDTCC.dll	MSDTCC.exe
File opened for modification	C:\Program Files (x86)\MSDTCC.dll	MSDTCC.exe

Modifies Internet Explorer Automatic Crash Recovery 1 TTPs 1 IoCs

Modify Registry

T1112

Processes:

MSDTCC.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AutoRecover = "2"	MSDTCC.exe

Modifies Internet Explorer settings 1 TTPs 20 IoCs

adware spyware

Modify Registry

T1112

Processes:

MSDTCC.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "NO"	MSDTCC.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376006150"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{07B0A1D6-6B7B-11ED-BF5F-66300FA194E6} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AutoRecover = "2"	MSDTCC.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

MSDTCC.exe

pid process

1728 MSDTCC.exe
1728 MSDTCC.exe
1728 MSDTCC.exe
1728 MSDTCC.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

IEXPLORE.EXE

pid process

1052 IEXPLORE.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

IEXPLORE.EXE

pid process

1052 IEXPLORE.EXE

pid	process
1728	MSDTCC.exe
1728	MSDTCC.exe
1728	MSDTCC.exe
1728	MSDTCC.exe

pid	process
1052	IEXPLORE.EXE

pid	process
1052	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

q779596940_Setup.exeMSDTCC.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
2892	q779596940_Setup.exe
2892	q779596940_Setup.exe
1728	MSDTCC.exe
1728	MSDTCC.exe
1052	IEXPLORE.EXE
1052	IEXPLORE.EXE
3496	IEXPLORE.EXE
3496	IEXPLORE.EXE
3496	IEXPLORE.EXE
3496	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

q779596940_Setup.exeMSDTCC.exeIEXPLORE.EXE

description	pid	process	target process
PID 2892 wrote to memory of 1728	2892	q779596940_Setup.exe	MSDTCC.exe
PID 2892 wrote to memory of 1728	2892	q779596940_Setup.exe	MSDTCC.exe
PID 2892 wrote to memory of 1728	2892	q779596940_Setup.exe	MSDTCC.exe
PID 1728 wrote to memory of 1052	1728	MSDTCC.exe	IEXPLORE.EXE
PID 1728 wrote to memory of 1052	1728	MSDTCC.exe	IEXPLORE.EXE
PID 1052 wrote to memory of 3496	1052	IEXPLORE.EXE	IEXPLORE.EXE
PID 1052 wrote to memory of 3496	1052	IEXPLORE.EXE	IEXPLORE.EXE
PID 1052 wrote to memory of 3496	1052	IEXPLORE.EXE	IEXPLORE.EXE
PID 1728 wrote to memory of 1052	1728	MSDTCC.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\q779596940_Setup.exe
"C:\Users\Admin\AppData\Local\Temp\q779596940_Setup.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2892

C:\Program Files (x86)\MSDTCC.exe
"C:\Program Files (x86)\MSDTCC.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies Internet Explorer Automatic Crash Recovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
3⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1052

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1052 CREDAT:17410 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3496

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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:\Program Files (x86)\MSDTCC.exe

Filesize
761KB

MD5
4cb3b6c7cbada76bd1acb02e676d913c

SHA1
c9f2744a5241f41c7a69415fd4156d7bcc75c52f

SHA256
eac294a3965f23fd83025dd8eaf2ca86b6299725dc2cceb24803bbd6b8d3ce4a

SHA512
e6e8fa2c7cdcd33c664fbb1829f75104b2108ce49946433e5fb1a3d8788ea6ad26573c34bbcd9da0863e7a3545f6f97143287d732f066cad3032abcd7b5155d5

Download Submit
C:\Program Files (x86)\MSDTCC.exe

Filesize
761KB

MD5
4cb3b6c7cbada76bd1acb02e676d913c

SHA1
c9f2744a5241f41c7a69415fd4156d7bcc75c52f

SHA256
eac294a3965f23fd83025dd8eaf2ca86b6299725dc2cceb24803bbd6b8d3ce4a

SHA512
e6e8fa2c7cdcd33c664fbb1829f75104b2108ce49946433e5fb1a3d8788ea6ad26573c34bbcd9da0863e7a3545f6f97143287d732f066cad3032abcd7b5155d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\Exmlrpc.fne

Filesize
72KB

MD5
f79ee77a4f30401507e6f54a61598f58

SHA1
7f3ef4945f621ed2880ff5a10a126957b2011a17

SHA256
cf8e29720823eb114fbc3018569a7296ed3e6fcd6c4897f50c5c6e0e98d0b3f8

SHA512
26ccde784b06c46f60fb5a105c806c4d9dc1497fd79d39728fbcfa869d470ca2ba018b0665f3cbc05019fb0766dac2eb1084a6fdce2f9aaaae881beb09dd3739

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
112KB

MD5
6d4b2e73f6f8ecff02f19f7e8ef9a8c7

SHA1
09c32ca167136a17fd69df8c525ea5ffeca6c534

SHA256
fe5783e64aa70fac10c2e42d460732d9770534357329d8bc78576557c165f040

SHA512
2fd7a95cb632e9c4ac6b34e5b6b875aae94e73cd4b1f213e78f46dadab4846227a030776461bca08f9d75a1d61a0d45427f7b0c8b71406b7debc14db04b2ce04

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
408KB

MD5
b49e63ddadf4e7742ac810c24c874d34

SHA1
1dc901478e656f194442f272c34267d323906561

SHA256
a903caed2a7d6f8dfc7cf80ba2e2e7b8dc0b88f4afbdcb27416e7970cb481a4d

SHA512
e0d067acff06d8325a7e8bc32b2948f891c107e101c44a710f352c309cf40639c415420f1fb61daea2ad4305acf0e891b58677cc4f4c3494537c2577909bca62

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
408KB

MD5
b49e63ddadf4e7742ac810c24c874d34

SHA1
1dc901478e656f194442f272c34267d323906561

SHA256
a903caed2a7d6f8dfc7cf80ba2e2e7b8dc0b88f4afbdcb27416e7970cb481a4d

SHA512
e0d067acff06d8325a7e8bc32b2948f891c107e101c44a710f352c309cf40639c415420f1fb61daea2ad4305acf0e891b58677cc4f4c3494537c2577909bca62

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
408KB

MD5
b49e63ddadf4e7742ac810c24c874d34

SHA1
1dc901478e656f194442f272c34267d323906561

SHA256
a903caed2a7d6f8dfc7cf80ba2e2e7b8dc0b88f4afbdcb27416e7970cb481a4d

SHA512
e0d067acff06d8325a7e8bc32b2948f891c107e101c44a710f352c309cf40639c415420f1fb61daea2ad4305acf0e891b58677cc4f4c3494537c2577909bca62

Download Submit
memory/1728-144-0x00000000021E0000-0x00000000021FE000-memory.dmp

Filesize
120KB

Download
memory/1728-145-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1728-146-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/1728-135-0x0000000000000000-mapping.dmp

Download
memory/1728-153-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/1728-155-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/2892-134-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/2892-133-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2892-150-0x0000000002410000-0x000000000242E000-memory.dmp

Filesize
120KB

Download
memory/2892-151-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2892-152-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download
memory/2892-154-0x0000000010000000-0x0000000010129000-memory.dmp

Filesize
1.2MB

Download