dridex | 95a6f184a69ceedc75457a600c72845f988a2918d5b7177faea77858af0383c4

Analysis

max time kernel
26s
max time network
134s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:14

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General

Target

95a6f184a69ceedc75457a600c72845f988a2918d5b7177faea77858af0383c4.dll
Size

174KB
MD5

6a90a2c37307de7d8ad761b6b7ab8c47
SHA1

eb058b7afe4c1e6de966f375f701991c8d272f61
SHA256

95a6f184a69ceedc75457a600c72845f988a2918d5b7177faea77858af0383c4
SHA512

a875abcd73fb520b0787587d5c9c462f8ac0525fa09ace4d5c8807c47d4fdf34e157c3d935645939c65af995039c165d484f47e1ed871cc90f8d5018cc7365b7

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

178.128.220.64:30333

45.79.91.89:9987

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/2540-115-0x0000000073990000-0x00000000739C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

844 2540 WerFault.exe rundll32.exe

pid	pid_target	process	target process
844	2540	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 844 WerFault.exe
Token: SeBackupPrivilege 844 WerFault.exe
Token: SeDebugPrivilege 844 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	844	WerFault.exe
Token: SeBackupPrivilege	844	WerFault.exe
Token: SeDebugPrivilege	844	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1440 wrote to memory of 2540	1440	rundll32.exe	rundll32.exe
PID 1440 wrote to memory of 2540	1440	rundll32.exe	rundll32.exe
PID 1440 wrote to memory of 2540	1440	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\95a6f184a69ceedc75457a600c72845f988a2918d5b7177faea77858af0383c4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1440

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\95a6f184a69ceedc75457a600c72845f988a2918d5b7177faea77858af0383c4.dll,#1
2⤵
PID:2540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 652
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:844

MITRE ATT&CK Matrix

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Downloads

memory/2540-114-0x0000000000000000-mapping.dmp

Download
memory/2540-115-0x0000000073990000-0x00000000739C0000-memory.dmp

Filesize
192KB

Download
memory/2540-117-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

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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