dridex | 4c034fea3435cd65e5f4de3766d717d8551455e8f037d1a9f8e019204dd2b492

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 21:08

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General

Target

JaffaCakes118_4c034fea3435cd65e5f4de3766d717d8551455e8f037d1a9f8e019204dd2b492.dll
Size

184KB
MD5

1c23939037ef7f86408acc15cc4f2f18
SHA1

272ee4c70a23bf50c1755ad68cf80a0399898d15
SHA256

4c034fea3435cd65e5f4de3766d717d8551455e8f037d1a9f8e019204dd2b492
SHA512

aa6f9622ff52e122d5d6f040613d599a63e9f14f655ffcd4a02e831225b966a4b1543ba48f7f8a13a1ae01122e8a24627b1dba91bb1e2fdfb2b38286c385e8d4
SSDEEP

3072:TgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgsdA4l:mPFkq6zOe5ilSanOHd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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
behavioral2/memory/3596-0-0x00000000753F0000-0x0000000075420000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
516	3596	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 1984 wrote to memory of 3596	1984	rundll32.exe	83
PID 1984 wrote to memory of 3596	1984	rundll32.exe	83
PID 1984 wrote to memory of 3596	1984	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c034fea3435cd65e5f4de3766d717d8551455e8f037d1a9f8e019204dd2b492.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c034fea3435cd65e5f4de3766d717d8551455e8f037d1a9f8e019204dd2b492.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3596
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 616
    3⤵
    - Program crash
    PID:516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3596 -ip 3596
1⤵
PID:1060

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/3596-0-0x00000000753F0000-0x0000000075420000-memory.dmp

Filesize
192KB

Download
memory/3596-2-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

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