Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
27-01-2021 10:53
Static task
static1
Behavioral task
behavioral1
Sample
formnet.bin.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
formnet.bin.dll
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
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Target
formnet.bin.dll
-
Size
912KB
-
MD5
b0f3fa047f6ae39a145fd364f693638e
-
SHA1
1951696d8aca4a31614bb68f9da392402785e14e
-
SHA256
0bf22b8f9aaef21afe71fcbbea62325e7582dad410b0a537f38a9eb8e6855890
-
SHA512
86e4516705380617a9f48b2e1cd7d9e676439398b802eb6047cd478d4b10bf8f4ba20e019f337b01761fa247cd631ccab22851f078089c2e1c61574bca9f5b98
Malware Config
Extracted
Family
zloader
Botnet
kev
Campaign
26/01
C2
https://gadgetswolf.com/post.php
https://homesoapmolds.com/post.php
https://govemedico.tk/post.php
rc4.plain
rsa_pubkey.plain
Signatures
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Blocklisted process makes network request 3 IoCs
Processes:
msiexec.exeflow pid process 7 1680 msiexec.exe 9 1680 msiexec.exe 11 1680 msiexec.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
regsvr32.exedescription pid process target process PID 1968 set thread context of 1680 1968 regsvr32.exe msiexec.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
msiexec.exedescription pid process Token: SeSecurityPrivilege 1680 msiexec.exe Token: SeSecurityPrivilege 1680 msiexec.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1096 wrote to memory of 1968 1096 regsvr32.exe regsvr32.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe PID 1968 wrote to memory of 1680 1968 regsvr32.exe msiexec.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\formnet.bin.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\formnet.bin.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
Loading Replay Monitor...
Downloads
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memory/1096-2-0x000007FEFC4C1000-0x000007FEFC4C3000-memory.dmpFilesize
8KB
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memory/1116-10-0x000007FEF6930000-0x000007FEF6BAA000-memory.dmpFilesize
2.5MB
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memory/1680-7-0x0000000000000000-mapping.dmp
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memory/1680-9-0x0000000000090000-0x00000000000B6000-memory.dmpFilesize
152KB
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memory/1968-3-0x0000000000000000-mapping.dmp
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memory/1968-4-0x0000000075711000-0x0000000075713000-memory.dmpFilesize
8KB
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memory/1968-5-0x00000000008D0000-0x00000000008F6000-memory.dmpFilesize
152KB
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memory/1968-6-0x0000000000160000-0x0000000000161000-memory.dmpFilesize
4KB