dridex | a2628334b4ee0c2f6ee66a21db874092e1ec27507e3e3f43295693217656954d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 09:19

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General

Target

JaffaCakes118_a2628334b4ee0c2f6ee66a21db874092e1ec27507e3e3f43295693217656954d.dll
Size

188KB
MD5

25a61be842a72c5d5e2d991f63a949b3
SHA1

c1eae6aa2a740a325fe4a92f188f66c7d9f569c5
SHA256

a2628334b4ee0c2f6ee66a21db874092e1ec27507e3e3f43295693217656954d
SHA512

23e895f525f55076309ec0434a60cb36677d13b1f9c05adff77e2dbf1a2db1dc3e4b81d7dfd4337b06734b22b515f66547eedd1751871bf19f0262c106838353
SSDEEP

3072:CA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoKo:CzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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
behavioral2/memory/3960-0-0x0000000075780000-0x00000000757B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
452	3960	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 3960	1688	rundll32.exe	84
PID 1688 wrote to memory of 3960	1688	rundll32.exe	84
PID 1688 wrote to memory of 3960	1688	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2628334b4ee0c2f6ee66a21db874092e1ec27507e3e3f43295693217656954d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2628334b4ee0c2f6ee66a21db874092e1ec27507e3e3f43295693217656954d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 688
    3⤵
    - Program crash
    PID:452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3960 -ip 3960
1⤵
PID:3900

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/3960-0-0x0000000075780000-0x00000000757B0000-memory.dmp

Filesize
192KB

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memory/3960-2-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

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