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Analysis
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max time kernel
151s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 11:53
Static task
static1
Behavioral task
behavioral1
Sample
ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe
Resource
win10v2004-20220812-en
General
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Target
ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe
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Size
782KB
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MD5
63eadfafe6bf9323ce4a47536ceeb040
-
SHA1
b7e7c9bd6ddcd51d9d486d8fa5c71a23d0abb7bc
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SHA256
ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0
-
SHA512
9d4c3d422d43859ae4766f8e8d15fd9bd2d4012422ff2760472b04a28bb918dd34a14cc7929dfcafe93df4d859dce211c059d40f348b893b59e05f0dae40abcc
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SSDEEP
12288:iMbL4uzi/ws7tIf3/b9IJVGuBIDX0tRodbxT9gr5vIBwvOjldFLU:bbc0i4ff3EGuBa9IIi2dLU
Malware Config
Extracted
darkcomet
.iLL
savoritz.no-ip.biz:1604
DC_MUTEX-8DY6RDR
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gencode
dfjJdYiurW9f
-
install
false
-
offline_keylogger
true
-
persistence
false
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1020 rundll32.exe -
Loads dropped DLL 1 IoCs
pid Process 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\windowsfirewall = "C:\\Users\\Admin\\AppData\\Roaming\\windowsfirewall.exe" ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1932 set thread context of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1020 rundll32.exe Token: SeSecurityPrivilege 1020 rundll32.exe Token: SeTakeOwnershipPrivilege 1020 rundll32.exe Token: SeLoadDriverPrivilege 1020 rundll32.exe Token: SeSystemProfilePrivilege 1020 rundll32.exe Token: SeSystemtimePrivilege 1020 rundll32.exe Token: SeProfSingleProcessPrivilege 1020 rundll32.exe Token: SeIncBasePriorityPrivilege 1020 rundll32.exe Token: SeCreatePagefilePrivilege 1020 rundll32.exe Token: SeBackupPrivilege 1020 rundll32.exe Token: SeRestorePrivilege 1020 rundll32.exe Token: SeShutdownPrivilege 1020 rundll32.exe Token: SeDebugPrivilege 1020 rundll32.exe Token: SeSystemEnvironmentPrivilege 1020 rundll32.exe Token: SeChangeNotifyPrivilege 1020 rundll32.exe Token: SeRemoteShutdownPrivilege 1020 rundll32.exe Token: SeUndockPrivilege 1020 rundll32.exe Token: SeManageVolumePrivilege 1020 rundll32.exe Token: SeImpersonatePrivilege 1020 rundll32.exe Token: SeCreateGlobalPrivilege 1020 rundll32.exe Token: 33 1020 rundll32.exe Token: 34 1020 rundll32.exe Token: 35 1020 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1020 rundll32.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28 PID 1932 wrote to memory of 1020 1932 ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe"C:\Users\Admin\AppData\Local\Temp\ec725c007703366ee0fac113ebfd13cd8932ad0e1fe077b973f582b61ddda8b0.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Users\Admin\AppData\Local\Temp\plugtmp\rundll32.exeC:\Users\Admin\AppData\Local\Temp\\plugtmp\rundll32.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1020
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.1MB
MD534aa912defa18c2c129f1e09d75c1d7e
SHA19c3046324657505a30ecd9b1fdb46c05bde7d470
SHA2566df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386
SHA512d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98
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Filesize
1.1MB
MD534aa912defa18c2c129f1e09d75c1d7e
SHA19c3046324657505a30ecd9b1fdb46c05bde7d470
SHA2566df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386
SHA512d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98
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Filesize
1.1MB
MD534aa912defa18c2c129f1e09d75c1d7e
SHA19c3046324657505a30ecd9b1fdb46c05bde7d470
SHA2566df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386
SHA512d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98