Analysis
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max time kernel
148s -
max time network
174s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
18-04-2022 12:02
Static task
static1
Behavioral task
behavioral1
Sample
0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe
Resource
win10v2004-20220414-en
General
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Target
0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe
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Size
223KB
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MD5
4b1122220bbd158833723b40aa07303e
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SHA1
c38cc7596b9be3446969270431bb8e7fecc0bf3c
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SHA256
0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710
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SHA512
cd24ac38593e5a4a0f0b95b0f914164edc002a0abfd8aa9217e84e3d1f72df21c1ff2909c1f4719d4321dce080207af7c9eed4f714525c26a1b97ea8ceb0d9a4
Malware Config
Signatures
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OnlyLogger
A tiny loader that uses IPLogger to get its payload.
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OnlyLogger Payload 2 IoCs
resource yara_rule behavioral2/memory/4348-132-0x0000000002230000-0x0000000002276000-memory.dmp family_onlylogger behavioral2/memory/4348-133-0x0000000000400000-0x00000000004F1000-memory.dmp family_onlylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation 0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 8 IoCs
pid pid_target Process procid_target 4544 4348 WerFault.exe 78 1364 4348 WerFault.exe 78 4168 4348 WerFault.exe 78 848 4348 WerFault.exe 78 1428 4348 WerFault.exe 78 3484 4348 WerFault.exe 78 228 4348 WerFault.exe 78 3180 4348 WerFault.exe 78 -
Kills process with taskkill 1 IoCs
pid Process 2532 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2532 taskkill.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4348 wrote to memory of 4612 4348 0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe 97 PID 4348 wrote to memory of 4612 4348 0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe 97 PID 4348 wrote to memory of 4612 4348 0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe 97 PID 4612 wrote to memory of 2532 4612 cmd.exe 101 PID 4612 wrote to memory of 2532 4612 cmd.exe 101 PID 4612 wrote to memory of 2532 4612 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe"C:\Users\Admin\AppData\Local\Temp\0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 6122⤵
- Program crash
PID:4544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 6162⤵
- Program crash
PID:1364
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 5762⤵
- Program crash
PID:4168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 7642⤵
- Program crash
PID:848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 5762⤵
- Program crash
PID:1428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 7842⤵
- Program crash
PID:3484
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 12322⤵
- Program crash
PID:228
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "0eb745cead135767710e12dbf09907c233eea1663215bac2bbe790f3ed02a710.exe" /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 14082⤵
- Program crash
PID:3180
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4348 -ip 43481⤵PID:3564
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4348 -ip 43481⤵PID:1472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4348 -ip 43481⤵PID:1908
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4348 -ip 43481⤵PID:828
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4348 -ip 43481⤵PID:4432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4348 -ip 43481⤵PID:2196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4348 -ip 43481⤵PID:4764
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4348 -ip 43481⤵PID:1444