dridex | 5ca13c72671ae6035978da1dfa54ab54162850c3f72f20eb6c0a735f1e74660e

Analysis

max time kernel
94s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 21:26

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General

Target

JaffaCakes118_5ca13c72671ae6035978da1dfa54ab54162850c3f72f20eb6c0a735f1e74660e.dll
Size

184KB
MD5

fac38838e44504181e79b55e36459d19
SHA1

9a5056d74fae6490ab6098f83f8c9bcaf9cb337d
SHA256

5ca13c72671ae6035978da1dfa54ab54162850c3f72f20eb6c0a735f1e74660e
SHA512

ab496720aa8f0f56257281c9ada2ff06729aaf83a788833d80e4339eca5824a6e5d417849e376bcb25cd6c15e9026dc440d8870e9c6601377ff4ed5d1043d892
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoHlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao1oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1940-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	1940	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 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1232 wrote to memory of 1940	1232	rundll32.exe	30
PID 1940 wrote to memory of 2320	1940	rundll32.exe	31
PID 1940 wrote to memory of 2320	1940	rundll32.exe	31
PID 1940 wrote to memory of 2320	1940	rundll32.exe	31
PID 1940 wrote to memory of 2320	1940	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ca13c72671ae6035978da1dfa54ab54162850c3f72f20eb6c0a735f1e74660e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ca13c72671ae6035978da1dfa54ab54162850c3f72f20eb6c0a735f1e74660e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 220
    3⤵
    - Program crash
    PID:2320

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/1940-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/1940-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp

Filesize
188KB

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