dridex | 41f89ee71adabcf0d2d55379bbe040af1f2fd750a16099d1d86cd9f557774f70

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:05

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General

Target

JaffaCakes118_41f89ee71adabcf0d2d55379bbe040af1f2fd750a16099d1d86cd9f557774f70.dll
Size

171KB
MD5

59c4f362821ce2ac0bc3756e8d688d7f
SHA1

f95143202192673a0af1cf5da488d37e52437a09
SHA256

41f89ee71adabcf0d2d55379bbe040af1f2fd750a16099d1d86cd9f557774f70
SHA512

2847555aa26e3db71d9f0a14cee1d5decf14f0a9cd30f78941582a12a9c12a9d2a4d125783632c2f058788fdd3f1f12cb07a30bfd81303315f7223440b25b4d9
SSDEEP

3072:hi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:hH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2756-1-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr
behavioral1/memory/2756-2-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	2756	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 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2688 wrote to memory of 2756	2688	rundll32.exe	30
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31
PID 2756 wrote to memory of 2948	2756	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41f89ee71adabcf0d2d55379bbe040af1f2fd750a16099d1d86cd9f557774f70.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41f89ee71adabcf0d2d55379bbe040af1f2fd750a16099d1d86cd9f557774f70.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 256
    3⤵
    - Program crash
    PID:2948

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/2756-0-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download
memory/2756-3-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2756-2-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download