dridex | 4a62bcc1d34a3e75a078062f9d2a13f9959af515b1cb19fb8594e28cc6c5fc31

Analysis

max time kernel
95s
max time network
151s
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, 11:06

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General

Target

JaffaCakes118_4a62bcc1d34a3e75a078062f9d2a13f9959af515b1cb19fb8594e28cc6c5fc31.dll
Size

162KB
MD5

7fec18eed6ebc8b2097ec9dca312cb40
SHA1

e84325cc7d546eab19f6b1f77ca27cbb2b3e6026
SHA256

4a62bcc1d34a3e75a078062f9d2a13f9959af515b1cb19fb8594e28cc6c5fc31
SHA512

c70fa7b0b5be5cc2d3f4b8455b36d30327c813ff66ce82904cb53675559bed25c06fd1747b6cc8ba706bbd005da4a254788710008b84fb9c55edd5d32678eb98
SSDEEP

3072:kesl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLJL:e4+VZQpt5hyPsa1ekiEyL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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/2100-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2000	2100	WerFault.exe	82

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 848 wrote to memory of 2100	848	rundll32.exe	82
PID 848 wrote to memory of 2100	848	rundll32.exe	82
PID 848 wrote to memory of 2100	848	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a62bcc1d34a3e75a078062f9d2a13f9959af515b1cb19fb8594e28cc6c5fc31.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a62bcc1d34a3e75a078062f9d2a13f9959af515b1cb19fb8594e28cc6c5fc31.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 712
    3⤵
    - Program crash
    PID:2000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2100 -ip 2100
1⤵
PID:32

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/2100-0-0x0000000000B80000-0x0000000000B86000-memory.dmp

Filesize
24KB

Download
memory/2100-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/2100-3-0x0000000000B80000-0x0000000000B86000-memory.dmp

Filesize
24KB

Download