dridex | 8b6161295d38de6410c7c71748a6598d566b066bbc5c01b015d5b49f53748541

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 11:32

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General

Target

JaffaCakes118_8b6161295d38de6410c7c71748a6598d566b066bbc5c01b015d5b49f53748541.dll
Size

184KB
MD5

2bedd7e2b0e36c2d188bdbcdfb3ef3c4
SHA1

cd2e3cbd6434544a5765c2bd64171da4b4bc44e7
SHA256

8b6161295d38de6410c7c71748a6598d566b066bbc5c01b015d5b49f53748541
SHA512

806f24864e28a32772636e4dc74615e201a9cdbd794fcc0cc7e6737e510fd713f0ead3cb93b7364916e97fb5ee90cfa87be9352c0946cf1f0f91470ae6209531
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoalzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eaowoC

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/2788-1-0x0000000074FE0000-0x000000007500F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2788	WerFault.exe	31

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 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2700 wrote to memory of 2788	2700	rundll32.exe	31
PID 2788 wrote to memory of 2728	2788	rundll32.exe	32
PID 2788 wrote to memory of 2728	2788	rundll32.exe	32
PID 2788 wrote to memory of 2728	2788	rundll32.exe	32
PID 2788 wrote to memory of 2728	2788	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b6161295d38de6410c7c71748a6598d566b066bbc5c01b015d5b49f53748541.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8b6161295d38de6410c7c71748a6598d566b066bbc5c01b015d5b49f53748541.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 220
    3⤵
    - Program crash
    PID:2728

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/2788-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2788-1-0x0000000074FE0000-0x000000007500F000-memory.dmp

Filesize
188KB

Download
memory/2788-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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