dridex | 5388db7525729cb0e9bac9f31b6b3fd04b19f96a0ac4c4f2e29ced9c18877c8f

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:44

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General

Target

JaffaCakes118_5388db7525729cb0e9bac9f31b6b3fd04b19f96a0ac4c4f2e29ced9c18877c8f.dll
Size

188KB
MD5

f643d4c23f7abc540910568197713d02
SHA1

2d55489c4e82795054c61179ed6b605653a8b001
SHA256

5388db7525729cb0e9bac9f31b6b3fd04b19f96a0ac4c4f2e29ced9c18877c8f
SHA512

c1e0821682985559d635ca430680167329076d9349ee4af69bc6357049259009ff3fae1e26adc2118b76aaa0c88be9f28cc06f90699ed540488557478f95abaf
SSDEEP

3072:3teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzf9qM:vq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2248-1-0x0000000074800000-0x0000000074830000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2248	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2248 wrote to memory of 2792	2248	rundll32.exe	32
PID 2248 wrote to memory of 2792	2248	rundll32.exe	32
PID 2248 wrote to memory of 2792	2248	rundll32.exe	32
PID 2248 wrote to memory of 2792	2248	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5388db7525729cb0e9bac9f31b6b3fd04b19f96a0ac4c4f2e29ced9c18877c8f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5388db7525729cb0e9bac9f31b6b3fd04b19f96a0ac4c4f2e29ced9c18877c8f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 300
    3⤵
    - Program crash
    PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2248-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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memory/2248-1-0x0000000074800000-0x0000000074830000-memory.dmp

Filesize
192KB

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