dridex | 81176edc71847d54b7204ff3e3957ce0fb1aa0f089ae98610bf4b27b24fa55ae

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 12:11

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General

Target

JaffaCakes118_81176edc71847d54b7204ff3e3957ce0fb1aa0f089ae98610bf4b27b24fa55ae.dll
Size

161KB
MD5

5e3f602e516b5925bdf467d7a654db5a
SHA1

53d416d4c983046bc1521364e0cecd86dfd60760
SHA256

81176edc71847d54b7204ff3e3957ce0fb1aa0f089ae98610bf4b27b24fa55ae
SHA512

3d25ee7ac3b69408679db0caa4ca0b979036f908b1c407e3e0a4445c705479a737a32450c71c2a82d022ab9afadaa5d374b0faebef88c35d98415a01ddaa6eda
SSDEEP

3072:O1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:wnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2372-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2372-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	2372	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 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2556 wrote to memory of 2372	2556	rundll32.exe	30
PID 2372 wrote to memory of 2712	2372	rundll32.exe	31
PID 2372 wrote to memory of 2712	2372	rundll32.exe	31
PID 2372 wrote to memory of 2712	2372	rundll32.exe	31
PID 2372 wrote to memory of 2712	2372	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81176edc71847d54b7204ff3e3957ce0fb1aa0f089ae98610bf4b27b24fa55ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81176edc71847d54b7204ff3e3957ce0fb1aa0f089ae98610bf4b27b24fa55ae.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 256
    3⤵
    - Program crash
    PID:2712

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/2372-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2372-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2372-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2372-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download