dridex | 0cf31bbbe6ee76877cce00715306bfb53857424656d59f0a1d4ee66b3d4e5f86

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2024, 10:13

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General

Target

JaffaCakes118_0cf31bbbe6ee76877cce00715306bfb53857424656d59f0a1d4ee66b3d4e5f86.dll
Size

177KB
MD5

881c3c9fa734f75595b7825be6448a0f
SHA1

8dbdd737a4afd243974692e0d49397400e869698
SHA256

0cf31bbbe6ee76877cce00715306bfb53857424656d59f0a1d4ee66b3d4e5f86
SHA512

d21030743ec6a0ed2dff70d8e62748ebbecb7b443e2caa21237a079a974cda2ba12342325ecc725c61c1f4232d963ba1f9d478a94654aed2356b787de7207004
SSDEEP

3072:foNQK/z2dvUgKrjbeSUAjnERwDkCWptcvcb8qgAE0A2C8FQUVac8SSrKI6bl/g:QaIzLgKrjbvUAjERycp6c8qgATA2TQU3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

45.79.91.89:9987

157.245.231.228:6051

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
behavioral2/memory/4792-0-0x0000000074A20000-0x0000000074A50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2556	4792	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 4792	2376	rundll32.exe	83
PID 2376 wrote to memory of 4792	2376	rundll32.exe	83
PID 2376 wrote to memory of 4792	2376	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0cf31bbbe6ee76877cce00715306bfb53857424656d59f0a1d4ee66b3d4e5f86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0cf31bbbe6ee76877cce00715306bfb53857424656d59f0a1d4ee66b3d4e5f86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 672
    3⤵
    - Program crash
    PID:2556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4792 -ip 4792
1⤵
PID:4216

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/4792-0-0x0000000074A20000-0x0000000074A50000-memory.dmp

Filesize
192KB

Download
memory/4792-2-0x00000000013D0000-0x00000000013D6000-memory.dmp

Filesize
24KB

Download