Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
94s -
max time network
111s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2024, 14:48
Static task
static1
Behavioral task
behavioral1
Sample
a3a0279b47cf0c47c6f62c267adee86c49cd36ad24b8e4d95552397e5d2aad98N.dll
Resource
win7-20240903-en
General
-
Target
a3a0279b47cf0c47c6f62c267adee86c49cd36ad24b8e4d95552397e5d2aad98N.dll
-
Size
124KB
-
MD5
f354cf407d385c972fae6e51d666fdc0
-
SHA1
b35965420b25ef5e59ff8a41d6fdfcb08a5edde4
-
SHA256
a3a0279b47cf0c47c6f62c267adee86c49cd36ad24b8e4d95552397e5d2aad98
-
SHA512
40df2f255043c5252f77c1f9eacb08e7696fd4ac209f5b1a2e72845877b3aaca710d7e8cb27ce5d1042a44ad28c113b3f25b85198b3d520af0be4f1258f2ce69
-
SSDEEP
3072:Fj6tJY+M7VmKeZ88Dkj7oR2SqwKJXtf5DGyVBQwIY6X4oL:FzcvZNDkYR2SqwK/AyVBQ9RIw
Malware Config
Signatures
-
Ramnit family
-
Executes dropped EXE 1 IoCs
pid Process 4880 rundll32mgr.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
resource yara_rule behavioral2/memory/4880-7-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-15-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-14-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-12-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-13-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-10-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-9-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-6-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/4880-8-0x0000000000400000-0x000000000041A000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32mgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31152037" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "441989469" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31152037" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31152037" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6F7DC39D-C398-11EF-AEE2-E24E87F0D14E} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1138920058" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1142357625" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1138920058" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4880 rundll32mgr.exe 4880 rundll32mgr.exe 4880 rundll32mgr.exe 4880 rundll32mgr.exe 4880 rundll32mgr.exe 4880 rundll32mgr.exe 4880 rundll32mgr.exe 4880 rundll32mgr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4880 rundll32mgr.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2748 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2748 iexplore.exe 2748 iexplore.exe 3980 IEXPLORE.EXE 3980 IEXPLORE.EXE 3980 IEXPLORE.EXE 3980 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 4880 rundll32mgr.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 532 wrote to memory of 1504 532 rundll32.exe 83 PID 532 wrote to memory of 1504 532 rundll32.exe 83 PID 532 wrote to memory of 1504 532 rundll32.exe 83 PID 1504 wrote to memory of 4880 1504 rundll32.exe 84 PID 1504 wrote to memory of 4880 1504 rundll32.exe 84 PID 1504 wrote to memory of 4880 1504 rundll32.exe 84 PID 4880 wrote to memory of 2748 4880 rundll32mgr.exe 85 PID 4880 wrote to memory of 2748 4880 rundll32mgr.exe 85 PID 2748 wrote to memory of 3980 2748 iexplore.exe 86 PID 2748 wrote to memory of 3980 2748 iexplore.exe 86 PID 2748 wrote to memory of 3980 2748 iexplore.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a3a0279b47cf0c47c6f62c267adee86c49cd36ad24b8e4d95552397e5d2aad98N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a3a0279b47cf0c47c6f62c267adee86c49cd36ad24b8e4d95552397e5d2aad98N.dll,#12⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2748 CREDAT:17410 /prefetch:25⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3980
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5863881560832be6db3d7e95507b796d8
SHA1bab29c682b73454cb94d1a0edfaae5fd64d076f6
SHA2561b8c898d463e9947656d97610caa6068a39c17fae72baa9168113364b7f70063
SHA5120556ac3e08e23d12ba2558e3e1320f8c7591359a003c6b98e3d93208361000c3fc25dc13e9f4a3575ef854bd903b32f62a36e541ba10de67f38663d8d8debbcb
-
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5fa921b20ecf2c32720a97b5b331f0348
SHA1bc40b5bf737ff0a41a5d20c611b11ecae9d55b2a
SHA256724ea0912da59a5c2359f6fc0f8763381f13b48e8fab53a3ac549608df334c21
SHA512993a4f707b99199afe59994f3c2a6ead6381fdcd66a9329c926ce84b795fd5627d6e6da422817477b4e02c5d97aae5b4e35ef8717399242271236347d5993523
-
Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
-
Filesize
88KB
MD5fe76e62c9c90a4bea8f2c464dc867719
SHA1f0935e8b6c22dea5c6e9d4127f5c10363deba541
SHA2565705c47b229c893f67741480ed5e3bce60597b2bb0dd755fb1f499a23888d7d6
SHA5127d6d5bfb10df493ffea7132807be417b5a283d34a1cd49042390b2b927691fd53ecf8eee459c727844395f34e4230b2cd85b38b7fb7df0a3638b244d0c3f6394