dridex | 4c92ddcbfc260c83541b452e0a807d7012819981adb82c14e9737ade7802e286

Analysis

max time kernel
95s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2024 17:51

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General

Target

a34eab5a9974d47912e490327d2a29f4_JaffaCakes118.dll
Size

184KB
MD5

a34eab5a9974d47912e490327d2a29f4
SHA1

f7c2e8325cb1da2e04ef2355e74cdf117dfca4fe
SHA256

4c92ddcbfc260c83541b452e0a807d7012819981adb82c14e9737ade7802e286
SHA512

ad65b0a36a1a1015fcead3ab751ca923322fdaaba56b9220575318340aa72c5b930611666bbfe4ce52b1e4fcbe8ef15ca7ddb2611eab3fa55bf20674a6ecadff
SSDEEP

3072:zdMzjc3hsj4S/T54/jA03FNzy/SET+88lGBS51FyIqFue:zdhscmTclNFyI

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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

Processes:

resource	yara_rule
behavioral2/memory/1144-1-0x0000000075710000-0x0000000075740000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2796	1144	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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 1312 wrote to memory of 1144	1312	rundll32.exe	84
PID 1312 wrote to memory of 1144	1312	rundll32.exe	84
PID 1312 wrote to memory of 1144	1312	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a34eab5a9974d47912e490327d2a29f4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a34eab5a9974d47912e490327d2a29f4_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1144 -s 616
    3⤵
    - Program crash
    PID:2796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1144 -ip 1144
1⤵
PID:4700

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/1144-0-0x0000000000A30000-0x0000000000A36000-memory.dmp

Filesize
24KB

Download
memory/1144-1-0x0000000075710000-0x0000000075740000-memory.dmp

Filesize
192KB

Download
memory/1144-3-0x0000000000A30000-0x0000000000A36000-memory.dmp

Filesize
24KB

Download