dridex | 1f8c45f99f6f6091a78763b6b5bb5164f713208ab4d8a749dfaed334a70205bc

Analysis

max time kernel
93s
max time network
148s
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, 04:25

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General

Target

JaffaCakes118_1f8c45f99f6f6091a78763b6b5bb5164f713208ab4d8a749dfaed334a70205bc.dll
Size

184KB
MD5

085512191aaccbbe9485074eab470846
SHA1

b6d15a65455a988a86c3e623960be213c9259fe8
SHA256

1f8c45f99f6f6091a78763b6b5bb5164f713208ab4d8a749dfaed334a70205bc
SHA512

a6ae3bd42016a2acace24853386c482a978be539e698fbc212d36ec130b58d1f778b65076355548b6fc28cae85d511a2981fbd0947b2bd17a90c44acfda09e5f
SSDEEP

3072:yJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jsa//2uFrSc:zfYOX+wTScR/Xzku9LVwLuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1184-1-0x00000000755A0000-0x00000000755CF000-memory.dmp	dridex_ldr
behavioral2/memory/1184-2-0x00000000755A0000-0x00000000755CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3476	1184	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 2328 wrote to memory of 1184	2328	rundll32.exe	83
PID 2328 wrote to memory of 1184	2328	rundll32.exe	83
PID 2328 wrote to memory of 1184	2328	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8c45f99f6f6091a78763b6b5bb5164f713208ab4d8a749dfaed334a70205bc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f8c45f99f6f6091a78763b6b5bb5164f713208ab4d8a749dfaed334a70205bc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1184 -s 620
    3⤵
    - Program crash
    PID:3476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1184 -ip 1184
1⤵
PID:3676

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/1184-0-0x00000000013E0000-0x00000000013E6000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x00000000755A0000-0x00000000755CF000-memory.dmp

Filesize
188KB

Download
memory/1184-3-0x00000000013E0000-0x00000000013E6000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x00000000755A0000-0x00000000755CF000-memory.dmp

Filesize
188KB

Download