dridex | 8d956a47a9df4af07396ef56fe09c3fb253cc1b0d4d5fef63b5e0f5d3721948b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 23:01

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General

Target

JaffaCakes118_8d956a47a9df4af07396ef56fe09c3fb253cc1b0d4d5fef63b5e0f5d3721948b.dll
Size

188KB
MD5

c38f50aa9512cbea91beb02930004d58
SHA1

69ede3d3008806e54ef23e20aeac070bbec3401d
SHA256

8d956a47a9df4af07396ef56fe09c3fb253cc1b0d4d5fef63b5e0f5d3721948b
SHA512

54b9f56d54a6cd7b02c4324b7ad5d8c81844e83292b20c7339f9f03dfc0fa953f1d5d3fd3d44c50888ae95fe6be0a57420dcd0ae8af98e78684b68bffe12140a
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzk9qM:Fq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1756-0-0x0000000074620000-0x0000000074650000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	1756	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 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 1756 wrote to memory of 2548	1756	rundll32.exe	31
PID 1756 wrote to memory of 2548	1756	rundll32.exe	31
PID 1756 wrote to memory of 2548	1756	rundll32.exe	31
PID 1756 wrote to memory of 2548	1756	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d956a47a9df4af07396ef56fe09c3fb253cc1b0d4d5fef63b5e0f5d3721948b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d956a47a9df4af07396ef56fe09c3fb253cc1b0d4d5fef63b5e0f5d3721948b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 300
    3⤵
    - Program crash
    PID:2548

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/1756-0-0x0000000074620000-0x0000000074650000-memory.dmp

Filesize
192KB

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memory/1756-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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