dridex | e41cc8870ca43aca9ebe0c5f9b683027e8d0eb15fb637d5b43c10fb0fb6493cb

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:28

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General

Target

JaffaCakes118_e41cc8870ca43aca9ebe0c5f9b683027e8d0eb15fb637d5b43c10fb0fb6493cb.dll
Size

188KB
MD5

a3499b2dcb8182b64e73b5f1ed270968
SHA1

af5b82a85cccd20744b184a689ae4f31e5a3e397
SHA256

e41cc8870ca43aca9ebe0c5f9b683027e8d0eb15fb637d5b43c10fb0fb6493cb
SHA512

0fd714a21e4f988df4d67f59868e8dcbf59a3ef74346f3a84c882a3acb1706013986b92f37eb09ff2691a457a5fdeea1f0556877b71e0e66497df4be724f30c9
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzt9qM:gq7fYIHBZkTB6DWruUCOwjt

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/2332-1-0x0000000074A80000-0x0000000074AB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2332	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 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 1840 wrote to memory of 2332	1840	rundll32.exe	31
PID 2332 wrote to memory of 2780	2332	rundll32.exe	32
PID 2332 wrote to memory of 2780	2332	rundll32.exe	32
PID 2332 wrote to memory of 2780	2332	rundll32.exe	32
PID 2332 wrote to memory of 2780	2332	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e41cc8870ca43aca9ebe0c5f9b683027e8d0eb15fb637d5b43c10fb0fb6493cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e41cc8870ca43aca9ebe0c5f9b683027e8d0eb15fb637d5b43c10fb0fb6493cb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 308
    3⤵
    - Program crash
    PID:2780

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/2332-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2332-1-0x0000000074A80000-0x0000000074AB0000-memory.dmp

Filesize
192KB

Download
memory/2332-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download