dridex | 3c7cd1f8dab50f2332b60103a2284a14779591264533790844cf85e899a6836b

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 00:36

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General

Target

3c7cd1f8dab50f2332b60103a2284a14779591264533790844cf85e899a6836b.dll
Size

174KB
MD5

373671a502aab9c2ae9955eadbffd561
SHA1

a66ce38a6aee22aaab67649e11f3fe9f7f1c87f9
SHA256

3c7cd1f8dab50f2332b60103a2284a14779591264533790844cf85e899a6836b
SHA512

1fc52477c5b2b5fddb93d4918cfed5fa281e3a09ce825ee42feb6467c8f0c3a0b9a090345ed741cfee8c0668c30029fae922639cdf63bcee819f837869fd08fc

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/3932-115-0x0000000074090000-0x00000000740C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

188 3932 WerFault.exe rundll32.exe

pid	pid_target	process	target process
188	3932	WerFault.exe	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe
188	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 188 WerFault.exe
Token: SeBackupPrivilege 188 WerFault.exe
Token: SeDebugPrivilege 188 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	188	WerFault.exe
Token: SeBackupPrivilege	188	WerFault.exe
Token: SeDebugPrivilege	188	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3540 wrote to memory of 3932	3540	rundll32.exe	rundll32.exe
PID 3540 wrote to memory of 3932	3540	rundll32.exe	rundll32.exe
PID 3540 wrote to memory of 3932	3540	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c7cd1f8dab50f2332b60103a2284a14779591264533790844cf85e899a6836b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3540

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c7cd1f8dab50f2332b60103a2284a14779591264533790844cf85e899a6836b.dll,#1
2⤵
PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3932 -s 652
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:188

MITRE ATT&CK Matrix

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Downloads

memory/3932-114-0x0000000000000000-mapping.dmp

Download
memory/3932-115-0x0000000074090000-0x00000000740C0000-memory.dmp

Filesize
192KB

Download
memory/3932-117-0x0000000000B20000-0x0000000000C6A000-memory.dmp

Filesize
1.3MB

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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