dridex | eff8cc86eeb0034a504ffe14132d171ddae0ab2494f17b29940bd825e47d03e2

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:59

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General

Target

JaffaCakes118_eff8cc86eeb0034a504ffe14132d171ddae0ab2494f17b29940bd825e47d03e2.dll
Size

188KB
MD5

7a3acf77dcdccfbfd588afc779616d0b
SHA1

c6786e1e4daf1daaf3a3b447b99596da20b9b2ff
SHA256

eff8cc86eeb0034a504ffe14132d171ddae0ab2494f17b29940bd825e47d03e2
SHA512

a0b9915248addc8685348d9362ecb72dc09923e77dc26bcbd0f0b6b6d5ed423fdcfd18bb127b4838a522f1d7b1d6b828debd79cabb05854be7ad127d3383db13
SSDEEP

3072:mteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzw9qM:Oq7fYIHBZkTB6DWruUCOwjt

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/2760-0-0x0000000074D10000-0x0000000074D40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2760	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 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2748 wrote to memory of 2760	2748	rundll32.exe	30
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31
PID 2760 wrote to memory of 2700	2760	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eff8cc86eeb0034a504ffe14132d171ddae0ab2494f17b29940bd825e47d03e2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eff8cc86eeb0034a504ffe14132d171ddae0ab2494f17b29940bd825e47d03e2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 300
    3⤵
    - Program crash
    PID:2700

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/2760-0-0x0000000074D10000-0x0000000074D40000-memory.dmp

Filesize
192KB

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memory/2760-2-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

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