Analysis
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max time kernel
121s -
max time network
124s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
06-12-2021 14:13
Static task
static1
Behavioral task
behavioral1
Sample
be5c2a86e8203b713825079b800b6d7c.dll
Resource
win7-en-20211104
windows7_x64
0 signatures
0 seconds
General
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Target
be5c2a86e8203b713825079b800b6d7c.dll
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Size
476KB
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MD5
be5c2a86e8203b713825079b800b6d7c
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SHA1
3394ed014d307d5e8258bcac2dc7136900f42b66
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SHA256
e023351c103b63084b21d7d0051001caab0643fc7b39f2a5b168c5e923af6430
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SHA512
f599d4d00e3bc84dd103809acf93428b9568abe85a9ca106e34f112bbf9b012bf9355ee47e395187afbb0145ff2480acd472597bee6f3856ee744b7f22a7d6ad
Malware Config
Extracted
Family
dridex
Botnet
10444
C2
23.246.204.126:443
151.106.39.36:8116
103.124.144.123:6891
172.105.78.60:4664
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral2/memory/3020-116-0x00000000738E0000-0x0000000073959000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2996 3020 WerFault.exe 68 -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe 2996 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2996 WerFault.exe Token: SeBackupPrivilege 2996 WerFault.exe Token: SeDebugPrivilege 2996 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2708 wrote to memory of 3020 2708 rundll32.exe 68 PID 2708 wrote to memory of 3020 2708 rundll32.exe 68 PID 2708 wrote to memory of 3020 2708 rundll32.exe 68
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\be5c2a86e8203b713825079b800b6d7c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\be5c2a86e8203b713825079b800b6d7c.dll,#12⤵PID:3020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 7283⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2996
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