dridex | cbc71e7e69735ac2f88dce6b97bdb26626c603f56ff99c2911c39d82f8bcf212

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 22:57

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General

Target

JaffaCakes118_cbc71e7e69735ac2f88dce6b97bdb26626c603f56ff99c2911c39d82f8bcf212.dll
Size

161KB
MD5

26f484628e0f08818c7deb047c6a2b8f
SHA1

32cbda0ba0d3498055d2930b7d06cbc5bef97a71
SHA256

cbc71e7e69735ac2f88dce6b97bdb26626c603f56ff99c2911c39d82f8bcf212
SHA512

b77713b5fe5f14f88fa35f50f63705a4f8614c8d8f126a411ea07c051b5241fd13d84d5a30927b272c634788ea867c56fa38f944e89da34e77673d9b5c10fd01
SSDEEP

3072:Dy45bscWrhftr4SOX63M5jY17lh9sDVj9a/KBz9YlYU:24KcMhVkbK3hDq9E8i

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1604-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1604-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	1604	WerFault.exe	30

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 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1996 wrote to memory of 1604	1996	rundll32.exe	30
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31
PID 1604 wrote to memory of 2872	1604	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cbc71e7e69735ac2f88dce6b97bdb26626c603f56ff99c2911c39d82f8bcf212.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cbc71e7e69735ac2f88dce6b97bdb26626c603f56ff99c2911c39d82f8bcf212.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1604 -s 256
    3⤵
    - Program crash
    PID:2872

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

Replay Monitor

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Downloads

memory/1604-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1604-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1604-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1604-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download