Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
22-12-2024 13:05
Static task
static1
Behavioral task
behavioral1
Sample
mon117_cr.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
mon117_cr.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
mon122.dll
Resource
win7-20241023-en
General
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Target
mon122.dll
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Size
768KB
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MD5
d97e4caabf31d478bc931a0a1a47e08c
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SHA1
85cca6fc2fdfab66c47188efc007d0b651c1536d
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SHA256
2eaa196b5f4f0d20b23dd82f001f369e05de803834a11cfe93dd7b795d9e6cd2
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SHA512
3add165b47af5bdb65547b2913525049df9d23c62448eccc83824150cc42f72a593d88f533bf1b8268321f2c688453422b2d659af9b9234ab8c1188ff6b9842f
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SSDEEP
12288:R3huEehO+HvYoMsLsDrKy947vFawRiwyz/3ZCRRm:PuEeY+PsmQwRxEGRm
Malware Config
Extracted
trickbot
100013
mon122
103.225.138.94:449
122.2.28.70:449
123.200.26.246:449
131.255.106.152:449
142.112.79.223:449
154.126.176.30:449
180.92.238.186:449
187.20.217.129:449
201.20.118.122:449
202.91.41.138:449
95.210.118.90:449
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autorunName:pwgrab
Signatures
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Trickbot family
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resource yara_rule behavioral3/memory/2152-3-0x0000000000450000-0x0000000000489000-memory.dmp templ_dll behavioral3/memory/2152-7-0x0000000000490000-0x00000000004C7000-memory.dmp templ_dll behavioral3/memory/2152-10-0x0000000000410000-0x0000000000446000-memory.dmp templ_dll -
System Location Discovery: System Language Discovery 1 TTPs 1 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 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2532 wermgr.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2272 wrote to memory of 2152 2272 rundll32.exe 30 PID 2152 wrote to memory of 2320 2152 rundll32.exe 31 PID 2152 wrote to memory of 2320 2152 rundll32.exe 31 PID 2152 wrote to memory of 2320 2152 rundll32.exe 31 PID 2152 wrote to memory of 2320 2152 rundll32.exe 31 PID 2152 wrote to memory of 2532 2152 rundll32.exe 32 PID 2152 wrote to memory of 2532 2152 rundll32.exe 32 PID 2152 wrote to memory of 2532 2152 rundll32.exe 32 PID 2152 wrote to memory of 2532 2152 rundll32.exe 32 PID 2152 wrote to memory of 2532 2152 rundll32.exe 32 PID 2152 wrote to memory of 2532 2152 rundll32.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mon122.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mon122.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe3⤵PID:2320
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2532
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