dridex | deb17df5c51fdea65b3d342426ab48560633ead10438762c9baec0aebecf2ad4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/01/2025, 22:07

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General

Target

JaffaCakes118_af32e0c03835e1d21cb9c23dffb94198.dll
Size

180KB
MD5

af32e0c03835e1d21cb9c23dffb94198
SHA1

ab7f8557a2d75c313f79ae3f0a4d090d74ba30d1
SHA256

deb17df5c51fdea65b3d342426ab48560633ead10438762c9baec0aebecf2ad4
SHA512

8d3eb4269b33514442d04b8aabe2ed173f9c6179bccf3bf8ab285ae10236b17d20564f7d5da15390da45d6a29518696f0d071eb9133d36af2048f764ea88d5e8
SSDEEP

3072:v+8Tp4RPerDATzSZBBQs7iRE2PJspXlgQo/D1FZdvF+mAuZ56iTK:W8dQ+cfABus72E2PGpG/PvBAbi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

155.138.203.91:443

207.180.220.242:8116

46.101.142.214:6891

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1736-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr
behavioral1/memory/1736-2-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2452	1736	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 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 2040 wrote to memory of 1736	2040	rundll32.exe	30
PID 1736 wrote to memory of 2452	1736	rundll32.exe	31
PID 1736 wrote to memory of 2452	1736	rundll32.exe	31
PID 1736 wrote to memory of 2452	1736	rundll32.exe	31
PID 1736 wrote to memory of 2452	1736	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af32e0c03835e1d21cb9c23dffb94198.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af32e0c03835e1d21cb9c23dffb94198.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 244
    3⤵
    - Program crash
    PID:2452

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/1736-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1736-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

Download
memory/1736-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1736-2-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

Download