dridex | 265a62e70213cd0e66196a4d327cba11b0760b7dde1879dd1f310fbb9b6ac451

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 19:30

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General

Target

JaffaCakes118_265a62e70213cd0e66196a4d327cba11b0760b7dde1879dd1f310fbb9b6ac451.dll
Size

184KB
MD5

8bf08f618a7ed618da76f099f44913fe
SHA1

81d5d3ec66eaebb56819f65cb45ed053de08911c
SHA256

265a62e70213cd0e66196a4d327cba11b0760b7dde1879dd1f310fbb9b6ac451
SHA512

9ed213c1e43a66ce0ab366887638e290584d1c14702a1adef6ab3655872f3e0ccfa1a0b4c2261f7befb14194a1b5690ebe6112f909863ac579e88dcaf3eb495a
SSDEEP

3072:yiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:yiLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

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/2340-1-0x00000000753E0000-0x000000007540F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	2340	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 300 wrote to memory of 2340	300	rundll32.exe	31
PID 300 wrote to memory of 2340	300	rundll32.exe	31
PID 300 wrote to memory of 2340	300	rundll32.exe	31
PID 300 wrote to memory of 2340	300	rundll32.exe	31
PID 300 wrote to memory of 2340	300	rundll32.exe	31
PID 300 wrote to memory of 2340	300	rundll32.exe	31
PID 300 wrote to memory of 2340	300	rundll32.exe	31
PID 2340 wrote to memory of 2236	2340	rundll32.exe	32
PID 2340 wrote to memory of 2236	2340	rundll32.exe	32
PID 2340 wrote to memory of 2236	2340	rundll32.exe	32
PID 2340 wrote to memory of 2236	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_265a62e70213cd0e66196a4d327cba11b0760b7dde1879dd1f310fbb9b6ac451.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_265a62e70213cd0e66196a4d327cba11b0760b7dde1879dd1f310fbb9b6ac451.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2236

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/2340-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000753E0000-0x000000007540F000-memory.dmp

Filesize
188KB

Download
memory/2340-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download