671cc9e1189a0b67fb5ec59c8538865b91038021eac747e4d3db0ed13790549c

Resubmissions

14-05-2023 07:35

230514-jer6bsdd61 10

01-04-2023 07:48

230401-jm77hsgg63 10

Analysis

max time kernel
605s
max time network
618s
platform
windows10-1703_x64
resource
win10-20230220-it
resource tags

arch:x64arch:x86image:win10-20230220-itlocale:it-itos:windows10-1703-x64systemwindows
submitted
01-04-2023 07:48

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General

Target

Full-Best_version/res/lesseeVariant/atalayaPrimate.xml
Size

34KB
MD5

36b9684f5ef3f0fe4716828adb8fe8fe
SHA1

b7cdf3f780b75a3c5de7af43523b520cc4b64798
SHA256

0c57dffbfac38b070a82c7b8529cf6f7028cea8dce4fadfed40caf7e49da573d
SHA512

660076bb4370e2886bb6636004afbe2df3c66a7d4148d20bfac5208acb7f47b4234284d65da2332a2cdfa0558c6690761676ba101d478ea34c376f281b0b94d4
SSDEEP

384:pv+UkIKYH+InyCLYc9nOUYlIJzkNMJBX70ZJsPZ6+DqiP0ILGNqrvQJwc4jG7:p+UkIKYVyYiIJxGcPFYqkJw30

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{20F8AA53-D074-11ED-A854-62F9130A440B} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000997a23a2ecd7164cbfc0800bd950d66200000000020000000000106600000001000020000000142d8bef8e653c45e913dbf8f6409021759add0a3d930565b64c6030538e2ccd000000000e8000000002000020000000cb03213580dad3f038edbe1777e1f2e1d7275a248e7fc4a6da92dd10cbf4ec9820000000b78e6e6a3f5e044b2ab973164900d19665535b6a8a6da6c492d0ad27c8d4f50e40000000c4aed693558eed50fad00b3a0f43f0e78c71203eef4bc186f60d116589e140a53f3724c029bf935aff6f766a23384ab41c5dc379439ff26979379106002f445d	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0b127f98064d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000997a23a2ecd7164cbfc0800bd950d66200000000020000000000106600000001000020000000b391c17596e8ec33a28a5af7db01d09be24b2cb1d8da30eb86eb314117811735000000000e800000000200002000000052da4b9241f6ff68756fd72dbb85cbb4cc01b92220354869d4470ff476e5cbbc200000001b54d83e278559a6d86452a31d966d483157233950f98929d89ace2b07214e194000000022a32b4f7bd3603dcb5986a260468be67bc48e6dcf5ba4fd9be257c1890dc7816e7f9ae4163934c2f25b7e03c6ae101ec8403e4b16dd24df018d3aef1f3bdfc6	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "386505320"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "386505151"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "386505208"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 108119f98064d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

4120 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

4120 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

4120 iexplore.exe
4120 iexplore.exe
2312 IEXPLORE.EXE
2312 IEXPLORE.EXE
2312 IEXPLORE.EXE
2312 IEXPLORE.EXE

pid	process
4120	iexplore.exe

pid	process
4120	iexplore.exe

pid	process
4120	iexplore.exe
4120	iexplore.exe
2312	IEXPLORE.EXE
2312	IEXPLORE.EXE
2312	IEXPLORE.EXE
2312	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

MSOXMLED.EXEiexplore.exe

description	pid	process	target process
PID 3776 wrote to memory of 4120	3776	MSOXMLED.EXE	iexplore.exe
PID 3776 wrote to memory of 4120	3776	MSOXMLED.EXE	iexplore.exe
PID 4120 wrote to memory of 2312	4120	iexplore.exe	IEXPLORE.EXE
PID 4120 wrote to memory of 2312	4120	iexplore.exe	IEXPLORE.EXE
PID 4120 wrote to memory of 2312	4120	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\Full-Best_version\res\lesseeVariant\atalayaPrimate.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:3776

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Full-Best_version\res\lesseeVariant\atalayaPrimate.xml
2⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4120

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4120 CREDAT:82945 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2312

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3776-121-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-122-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-123-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-124-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-125-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-128-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-127-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download
memory/3776-126-0x00007FFAD0490000-0x00007FFAD04A0000-memory.dmp

Filesize
64KB

Download