dridex | c6d1e8b7ff95852fe139e74fd6f1b31282d5e97e491fb3a1778cb9df86d8cbc8

Analysis

max time kernel
25s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
10-06-2021 23:02

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General

Target

c6d1e8b7ff95852fe139e74fd6f1b31282d5e97e491fb3a1778cb9df86d8cbc8.dll
Size

170KB
MD5

30288419cdecc7f0691793e795909c3d
SHA1

beca726eb6d7caa44034caecafe949712d04084e
SHA256

c6d1e8b7ff95852fe139e74fd6f1b31282d5e97e491fb3a1778cb9df86d8cbc8
SHA512

1aea4811ad7e50eeff1d5025a420131a78ef720c83b8443f9482312c7881257ec010b19d1381e62b478e092d1ba695817b2292e5d8f3150a8653c1d95a2a65b9

Score

10^/10

dridex 40112 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1136-115-0x0000000074160000-0x0000000074190000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1464 1136 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1464	1136	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe
1464	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1464 WerFault.exe
Token: SeBackupPrivilege 1464 WerFault.exe
Token: SeDebugPrivilege 1464 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1464	WerFault.exe
Token: SeBackupPrivilege	1464	WerFault.exe
Token: SeDebugPrivilege	1464	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 996 wrote to memory of 1136	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 1136	996	rundll32.exe	rundll32.exe
PID 996 wrote to memory of 1136	996	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6d1e8b7ff95852fe139e74fd6f1b31282d5e97e491fb3a1778cb9df86d8cbc8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6d1e8b7ff95852fe139e74fd6f1b31282d5e97e491fb3a1778cb9df86d8cbc8.dll,#1
2⤵
PID:1136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 680
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1464

MITRE ATT&CK Matrix

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Downloads

memory/1136-114-0x0000000000000000-mapping.dmp

Download
memory/1136-115-0x0000000074160000-0x0000000074190000-memory.dmp

Filesize
192KB

Download
memory/1136-117-0x0000000002DD0000-0x0000000002DF3000-memory.dmp

Filesize
140KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads