dridex | 8191d5766cec0c57cad4f6652363cfb1f25bf9dafba11820cef4fd2d65dc321b

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:24

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General

Target

JaffaCakes118_8191d5766cec0c57cad4f6652363cfb1f25bf9dafba11820cef4fd2d65dc321b.dll
Size

188KB
MD5

0db91573b7641883803eb71ee980ef68
SHA1

838c5055766eae75b84a388e532e43a9b093d875
SHA256

8191d5766cec0c57cad4f6652363cfb1f25bf9dafba11820cef4fd2d65dc321b
SHA512

1b7a795113c1ec732ea69eb276f7f9543dbbca26a458a6696995e54cd0c1872307529eff9c29bcdb34d435fda97b94cb1d501ed4d89352c574c4fe1564b8631d
SSDEEP

3072:TteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzU9qM:bq7fYIHBZkTB6DWruUCOwjt

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/2256-1-0x0000000074B70000-0x0000000074BA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2476	2256	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 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2956 wrote to memory of 2256	2956	rundll32.exe	31
PID 2256 wrote to memory of 2476	2256	rundll32.exe	32
PID 2256 wrote to memory of 2476	2256	rundll32.exe	32
PID 2256 wrote to memory of 2476	2256	rundll32.exe	32
PID 2256 wrote to memory of 2476	2256	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8191d5766cec0c57cad4f6652363cfb1f25bf9dafba11820cef4fd2d65dc321b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8191d5766cec0c57cad4f6652363cfb1f25bf9dafba11820cef4fd2d65dc321b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 300
    3⤵
    - Program crash
    PID:2476

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/2256-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2256-1-0x0000000074B70000-0x0000000074BA0000-memory.dmp

Filesize
192KB

Download
memory/2256-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download