Analysis
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max time kernel
27s -
max time network
114s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-07-2021 19:38
Static task
static1
Behavioral task
behavioral1
Sample
5bf25769cb1ab4da9253eb56473168a5.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
5bf25769cb1ab4da9253eb56473168a5.dll
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Size
175KB
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MD5
5bf25769cb1ab4da9253eb56473168a5
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SHA1
9c2f7691fd672eb44e56232769cd8efaf2f2631a
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SHA256
80012d65f11c6481e6e98a03016f5a69ed2ae210af24d810b7ce562318a9b116
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SHA512
4f6a479a2fe1bf4f6831a89b80ca4ec8bbabe598ad434cc0034d20c54d5d99a6b0c832d91f21a4bb66fd98c081da337cdc191a81ee277de36e8eee8af1fc7e0a
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
178.238.236.59:443
104.245.52.73:5007
81.0.236.93:13786
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral2/memory/1816-115-0x0000000073F10000-0x0000000073F40000-memory.dmp dridex_ldr -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 412 1816 WerFault.exe rundll32.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe 412 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 412 WerFault.exe Token: SeBackupPrivilege 412 WerFault.exe Token: SeDebugPrivilege 412 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 992 wrote to memory of 1816 992 rundll32.exe rundll32.exe PID 992 wrote to memory of 1816 992 rundll32.exe rundll32.exe PID 992 wrote to memory of 1816 992 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5bf25769cb1ab4da9253eb56473168a5.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:992 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5bf25769cb1ab4da9253eb56473168a5.dll,#12⤵PID:1816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 6363⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:412
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