dridex | b734c6e350043f3d22181e1fe6959bddbd76dff6ea9c4c78777798ce0481bebb

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 04:48

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General

Target

JaffaCakes118_b734c6e350043f3d22181e1fe6959bddbd76dff6ea9c4c78777798ce0481bebb.dll
Size

184KB
MD5

c482f99b62cd5f578387a37f6c8216d9
SHA1

cff5753bd439742be119359efa94fb1b1b2fd637
SHA256

b734c6e350043f3d22181e1fe6959bddbd76dff6ea9c4c78777798ce0481bebb
SHA512

2d059801925c125e0c2d2972905bc144d17e2de2972873b5ce3f83a8f0f31c2f60ccca52ce7e065b6404dc1c4b9059fbdabeeff015327b2d53e6942c919d828d
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoclzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eaoioC

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/2192-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2248	2192	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 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2884 wrote to memory of 2192	2884	rundll32.exe	30
PID 2192 wrote to memory of 2248	2192	rundll32.exe	31
PID 2192 wrote to memory of 2248	2192	rundll32.exe	31
PID 2192 wrote to memory of 2248	2192	rundll32.exe	31
PID 2192 wrote to memory of 2248	2192	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b734c6e350043f3d22181e1fe6959bddbd76dff6ea9c4c78777798ce0481bebb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b734c6e350043f3d22181e1fe6959bddbd76dff6ea9c4c78777798ce0481bebb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 220
    3⤵
    - Program crash
    PID:2248

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/2192-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2192-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

Download
memory/2192-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download