dridex | 3ff025fe66403a66ed7db366de419fd306ce9a47068bc60395bfd9bfb8223bad

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 15:55

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General

Target

JaffaCakes118_3ff025fe66403a66ed7db366de419fd306ce9a47068bc60395bfd9bfb8223bad.dll
Size

184KB
MD5

da8519b22321cf09f3626ce5f0b0fbba
SHA1

29e746c14c9c1cab4f3fef661b7c72ec4da26c10
SHA256

3ff025fe66403a66ed7db366de419fd306ce9a47068bc60395bfd9bfb8223bad
SHA512

88ddb98d0d1df771af171a05eb09819ec07831dae20cff7e67cb1bac5bbeba3d4acfbd2f25906206bc12df768b884baec9f99b0df3536832ae64d9f44be260d9
SSDEEP

3072:AiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:AiLVCIT4WK2z1W+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
behavioral1/memory/2408-1-0x0000000074690000-0x00000000746BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2408	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 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2548 wrote to memory of 2408	2548	rundll32.exe	30
PID 2408 wrote to memory of 2092	2408	rundll32.exe	31
PID 2408 wrote to memory of 2092	2408	rundll32.exe	31
PID 2408 wrote to memory of 2092	2408	rundll32.exe	31
PID 2408 wrote to memory of 2092	2408	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ff025fe66403a66ed7db366de419fd306ce9a47068bc60395bfd9bfb8223bad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ff025fe66403a66ed7db366de419fd306ce9a47068bc60395bfd9bfb8223bad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 220
    3⤵
    - Program crash
    PID:2092

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/2408-0-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2408-1-0x0000000074690000-0x00000000746BF000-memory.dmp

Filesize
188KB

Download
memory/2408-3-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download