dridex | f4a1fb5d39ffa6d40953de29c08cad1fdc04da3c47c5e0e428940fbed40f1ca3

Analysis

max time kernel
94s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 22:44

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General

Target

JaffaCakes118_f4a1fb5d39ffa6d40953de29c08cad1fdc04da3c47c5e0e428940fbed40f1ca3.dll
Size

184KB
MD5

6a0596b330978851d1bc28601863119f
SHA1

445ac4facc3b2ebfcf316a0111361a1708c340ff
SHA256

f4a1fb5d39ffa6d40953de29c08cad1fdc04da3c47c5e0e428940fbed40f1ca3
SHA512

c771af8eb515c1568baf9b44cfe1df506737c30c6d9f83d137fe88e17d43295fa1dca3e679c98fb7443078b545d226ac256af75fe70d6e6cd47edde383ce1856
SSDEEP

3072:TiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:TiLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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
behavioral2/memory/4412-1-0x0000000075880000-0x00000000758AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2228	4412	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 2420 wrote to memory of 4412	2420	rundll32.exe	83
PID 2420 wrote to memory of 4412	2420	rundll32.exe	83
PID 2420 wrote to memory of 4412	2420	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4a1fb5d39ffa6d40953de29c08cad1fdc04da3c47c5e0e428940fbed40f1ca3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4a1fb5d39ffa6d40953de29c08cad1fdc04da3c47c5e0e428940fbed40f1ca3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 616
    3⤵
    - Program crash
    PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4412 -ip 4412
1⤵
PID:2776

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/4412-0-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download
memory/4412-1-0x0000000075880000-0x00000000758AF000-memory.dmp

Filesize
188KB

Download
memory/4412-3-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download