dridex | 503bb2385cc2ae657256db02ec4b9d5cfc938bf708eee9cca9fbb4425c201c0a

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:21

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General

Target

JaffaCakes118_503bb2385cc2ae657256db02ec4b9d5cfc938bf708eee9cca9fbb4425c201c0a.dll
Size

184KB
MD5

c0cd4ab9e97616a470ef730de5c381b7
SHA1

8c4b079ebfe1325e064114b25f50d2024ad513c6
SHA256

503bb2385cc2ae657256db02ec4b9d5cfc938bf708eee9cca9fbb4425c201c0a
SHA512

79aaea03f2ba6d0734c190b15608136b24fc970df15d7a70137b842025c166a6bfc6f1e4be6c598b384bdacc33c688c49110df607f2231f423dc506f053ffd27
SSDEEP

3072:1iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoJlzoxss7:1iLVCIT4WK2z1W+CUHZj4Skq/eaoXoC

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/2900-1-0x0000000075150000-0x000000007517F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2124	2900	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 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2900 wrote to memory of 2124	2900	rundll32.exe	29
PID 2900 wrote to memory of 2124	2900	rundll32.exe	29
PID 2900 wrote to memory of 2124	2900	rundll32.exe	29
PID 2900 wrote to memory of 2124	2900	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_503bb2385cc2ae657256db02ec4b9d5cfc938bf708eee9cca9fbb4425c201c0a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_503bb2385cc2ae657256db02ec4b9d5cfc938bf708eee9cca9fbb4425c201c0a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 220
    3⤵
    - Program crash
    PID:2124

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/2900-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2900-1-0x0000000075150000-0x000000007517F000-memory.dmp

Filesize
188KB

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