Analysis
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max time kernel
150s -
max time network
97s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
02-03-2021 05:46
Static task
static1
Behavioral task
behavioral1
Sample
8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2.dll
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Size
362KB
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MD5
d2852a3b2a20846528cec53426fd5f9c
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SHA1
1fa892f9280708e7c82e958bec516bb2b09351f3
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SHA256
8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2
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SHA512
247fae9f2c9bdca9d7eb4f44996e7e28d2cd9b7c87ea05a15b72ecb073750c8d9199d585771366687c43d802eb474e9486bb328d2984abeb4aacee62916ca2b6
Malware Config
Extracted
Family
zloader
Botnet
kev
Campaign
08/02
C2
https://earfetti.com/post.php
https://evalynews.com/post.php
https://zeistatwalk.tk/post.php
https://spiraninendreamneu.tk/post.php
rc4.plain
rsa_pubkey.plain
Signatures
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Blocklisted process makes network request 24 IoCs
Processes:
msiexec.exeflow pid process 7 1524 msiexec.exe 8 1524 msiexec.exe 9 1524 msiexec.exe 10 1524 msiexec.exe 11 1524 msiexec.exe 12 1524 msiexec.exe 14 1524 msiexec.exe 15 1524 msiexec.exe 16 1524 msiexec.exe 17 1524 msiexec.exe 18 1524 msiexec.exe 19 1524 msiexec.exe 21 1524 msiexec.exe 22 1524 msiexec.exe 23 1524 msiexec.exe 24 1524 msiexec.exe 25 1524 msiexec.exe 26 1524 msiexec.exe 28 1524 msiexec.exe 29 1524 msiexec.exe 30 1524 msiexec.exe 31 1524 msiexec.exe 32 1524 msiexec.exe 33 1524 msiexec.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 1908 set thread context of 1524 1908 rundll32.exe msiexec.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
msiexec.exedescription pid process Token: SeSecurityPrivilege 1524 msiexec.exe Token: SeSecurityPrivilege 1524 msiexec.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 308 wrote to memory of 1908 308 rundll32.exe rundll32.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe PID 1908 wrote to memory of 1524 1908 rundll32.exe msiexec.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8e50da51386c2f267afaf1a419e4467d62c01c9704f0e17c4aa188d0c090c8b2.dll,#12⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\msiexec.exemsiexec.exe3⤵
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/268-9-0x000007FEF7040000-0x000007FEF72BA000-memory.dmpFilesize
2.5MB
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memory/1524-6-0x0000000000000000-mapping.dmp
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memory/1524-8-0x00000000000D0000-0x00000000000F9000-memory.dmpFilesize
164KB
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memory/1908-2-0x0000000000000000-mapping.dmp
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memory/1908-3-0x0000000075C61000-0x0000000075C63000-memory.dmpFilesize
8KB
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memory/1908-4-0x0000000074620000-0x0000000074649000-memory.dmpFilesize
164KB
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memory/1908-5-0x0000000000660000-0x0000000000661000-memory.dmpFilesize
4KB