dridex | 5d4fda77eed9a6525153d373f431c9aad32602b58f739aecbd7ae70f672b9bde

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:31

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General

Target

JaffaCakes118_5d4fda77eed9a6525153d373f431c9aad32602b58f739aecbd7ae70f672b9bde.dll
Size

188KB
MD5

c45ece10cb5f5ea7cab97ba6c1a61251
SHA1

1404d5c980f72a3932f79ed0af45fde42a9bef7d
SHA256

5d4fda77eed9a6525153d373f431c9aad32602b58f739aecbd7ae70f672b9bde
SHA512

42fb3381c177147f97f291ae24304edf5246c192b646e4922b1e28317ae4ba37cddbdc045e010e6e7eb8edb65e6297441c90b2a7826825b9c401df2114f9283c
SSDEEP

3072:7teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzi9qM:Tq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral1/memory/2324-0-0x0000000074B00000-0x0000000074B30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
268	2324	WerFault.exe	28

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 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2868 wrote to memory of 2324	2868	rundll32.exe	28
PID 2324 wrote to memory of 268	2324	rundll32.exe	29
PID 2324 wrote to memory of 268	2324	rundll32.exe	29
PID 2324 wrote to memory of 268	2324	rundll32.exe	29
PID 2324 wrote to memory of 268	2324	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5d4fda77eed9a6525153d373f431c9aad32602b58f739aecbd7ae70f672b9bde.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5d4fda77eed9a6525153d373f431c9aad32602b58f739aecbd7ae70f672b9bde.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 300
    3⤵
    - Program crash
    PID:268

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/2324-0-0x0000000074B00000-0x0000000074B30000-memory.dmp

Filesize
192KB

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memory/2324-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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