dridex | 37b94d54eef49e315469090f748c66c9609ec3bc5d77c220ab6dedd967afb8b0

Analysis

max time kernel
91s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:33

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General

Target

JaffaCakes118_37b94d54eef49e315469090f748c66c9609ec3bc5d77c220ab6dedd967afb8b0.dll
Size

188KB
MD5

30684a163e3a09b3868f2e97efba69f3
SHA1

ac22d9a1ef91c38c436db253ea6a73e4c0a20bd1
SHA256

37b94d54eef49e315469090f748c66c9609ec3bc5d77c220ab6dedd967afb8b0
SHA512

7e997939640c5110db76738aae0ec8e6da3b428e5c4cc35fc6e874e3debd8902398fb9b8cc8598a615c54d12639ac019df8d24ca06ddeae43a2606018f97da4c
SSDEEP

3072:jteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzE9qM:Lq7fYIHBZkTB6DWruUCOwjt

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/2656-1-0x0000000074810000-0x0000000074840000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2940	2656	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 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	30
PID 2656 wrote to memory of 2940	2656	rundll32.exe	31
PID 2656 wrote to memory of 2940	2656	rundll32.exe	31
PID 2656 wrote to memory of 2940	2656	rundll32.exe	31
PID 2656 wrote to memory of 2940	2656	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37b94d54eef49e315469090f748c66c9609ec3bc5d77c220ab6dedd967afb8b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37b94d54eef49e315469090f748c66c9609ec3bc5d77c220ab6dedd967afb8b0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 300
    3⤵
    - Program crash
    PID:2940

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/2656-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2656-1-0x0000000074810000-0x0000000074840000-memory.dmp

Filesize
192KB

Download
memory/2656-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download