dridex | fb2cb8528e181f2a9a9904e8055e91f77643f57c2094626e81a9db7c76532d57

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
24-12-2024 10:54

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General

Target

JaffaCakes118_fb2cb8528e181f2a9a9904e8055e91f77643f57c2094626e81a9db7c76532d57.dll
Size

188KB
MD5

a4661c91d78cbfafa930c1e4647ceb5c
SHA1

803789efc1b0f119f403caee4bbde0e80bc2ab5f
SHA256

fb2cb8528e181f2a9a9904e8055e91f77643f57c2094626e81a9db7c76532d57
SHA512

ec91c3aebe4feb432a87ce997d9b7d890153a424a1222162ce2f38395e1ce84a02a21326103940841aed14ab7f945083d4383458365892d23e54c59a02c10ecf
SSDEEP

3072:FteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM: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/1316-1-0x0000000074CB0000-0x0000000074CE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2820	1316	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 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 2152 wrote to memory of 1316	2152	rundll32.exe	30
PID 1316 wrote to memory of 2820	1316	rundll32.exe	31
PID 1316 wrote to memory of 2820	1316	rundll32.exe	31
PID 1316 wrote to memory of 2820	1316	rundll32.exe	31
PID 1316 wrote to memory of 2820	1316	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb2cb8528e181f2a9a9904e8055e91f77643f57c2094626e81a9db7c76532d57.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb2cb8528e181f2a9a9904e8055e91f77643f57c2094626e81a9db7c76532d57.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 300
    3⤵
    - Program crash
    PID:2820

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/1316-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1316-1-0x0000000074CB0000-0x0000000074CE0000-memory.dmp

Filesize
192KB

Download
memory/1316-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download