Analysis
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max time kernel
74s -
max time network
124s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
12-10-2021 11:00
Static task
static1
Behavioral task
behavioral1
Sample
c55a25514c0d860980e5f13b138ae846b36a783a0fdb52041e3a8c6a22c6f5e2.dll
Resource
win7-en-20210920
General
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Target
c55a25514c0d860980e5f13b138ae846b36a783a0fdb52041e3a8c6a22c6f5e2.dll
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Size
372KB
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MD5
bb1272e0e3289985b4578f1b013fa5d5
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SHA1
b19802976ff277fd4dd1adb5e950d84a3fcf6cf5
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SHA256
c55a25514c0d860980e5f13b138ae846b36a783a0fdb52041e3a8c6a22c6f5e2
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SHA512
24cc60455a51a598482f6c1143e9027736dc4c82ca58aa8ae0e3c540006491d5b005284bf32167876ffaa60bedfa114cc59b07faa2b3e87b80b9f08713a18d42
Malware Config
Extracted
zloader
kev
21/01
https://patatai.com/post.php
https://acquaie.com/post.php
https://noifatemmuce.tk/post.php
Signatures
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suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
suricata: ET MALWARE Possible Compromised Host AnubisNetworks Sinkhole Cookie Value Snkz
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suricata: ET MALWARE Zbot POST Request to C2
suricata: ET MALWARE Zbot POST Request to C2
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Blocklisted process makes network request 8 IoCs
Processes:
msiexec.exeflow pid process 33 2568 msiexec.exe 34 2568 msiexec.exe 35 2568 msiexec.exe 36 2568 msiexec.exe 37 2568 msiexec.exe 38 2568 msiexec.exe 40 2568 msiexec.exe 41 2568 msiexec.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
regsvr32.exedescription pid process target process PID 1204 set thread context of 2568 1204 regsvr32.exe msiexec.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
msiexec.exedescription pid process Token: SeSecurityPrivilege 2568 msiexec.exe Token: SeSecurityPrivilege 2568 msiexec.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 4016 wrote to memory of 1204 4016 regsvr32.exe regsvr32.exe PID 4016 wrote to memory of 1204 4016 regsvr32.exe regsvr32.exe PID 4016 wrote to memory of 1204 4016 regsvr32.exe regsvr32.exe PID 1204 wrote to memory of 2568 1204 regsvr32.exe msiexec.exe PID 1204 wrote to memory of 2568 1204 regsvr32.exe msiexec.exe PID 1204 wrote to memory of 2568 1204 regsvr32.exe msiexec.exe PID 1204 wrote to memory of 2568 1204 regsvr32.exe msiexec.exe PID 1204 wrote to memory of 2568 1204 regsvr32.exe msiexec.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c55a25514c0d860980e5f13b138ae846b36a783a0fdb52041e3a8c6a22c6f5e2.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c55a25514c0d860980e5f13b138ae846b36a783a0fdb52041e3a8c6a22c6f5e2.dll2⤵
- 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/1204-114-0x0000000000000000-mapping.dmp
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memory/1204-115-0x0000000010000000-0x0000000010026000-memory.dmpFilesize
152KB
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memory/1204-116-0x0000000010000000-0x0000000010070000-memory.dmpFilesize
448KB
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memory/1204-117-0x0000000003430000-0x0000000003431000-memory.dmpFilesize
4KB
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memory/2568-118-0x0000000000A30000-0x0000000000A56000-memory.dmpFilesize
152KB
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memory/2568-119-0x0000000000000000-mapping.dmp
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memory/2568-120-0x0000000000940000-0x0000000000941000-memory.dmpFilesize
4KB
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memory/2568-121-0x0000000000940000-0x0000000000941000-memory.dmpFilesize
4KB
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memory/2568-122-0x0000000000A30000-0x0000000000A56000-memory.dmpFilesize
152KB