dridex | 9fde5ee41142c317612f7ae8aa1f12a3a2fab47bd8f4dbd95ad093161ac6bc99

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 19:01

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General

Target

JaffaCakes118_9fde5ee41142c317612f7ae8aa1f12a3a2fab47bd8f4dbd95ad093161ac6bc99.dll
Size

184KB
MD5

0248e9a4833d9fb7c5999eb4fe3d77df
SHA1

83a3c2c36761822e8b82b732889383d8fff4170c
SHA256

9fde5ee41142c317612f7ae8aa1f12a3a2fab47bd8f4dbd95ad093161ac6bc99
SHA512

6e1179fcf186f3c0d666fafe82d6171130b2d1028de2ad8e96500ba976ad6a023709037d961dbeda1f8e220d1e2033984f9dd5c67e8476ab1c059ef2b84dcbd2
SSDEEP

3072:DuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KGlmsb:R7TXYsd9SkONU1jKGlVlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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

resource	yara_rule
behavioral1/memory/2392-1-0x0000000074A40000-0x0000000074A70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2740	2392	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 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2440 wrote to memory of 2392	2440	rundll32.exe	30
PID 2392 wrote to memory of 2740	2392	rundll32.exe	31
PID 2392 wrote to memory of 2740	2392	rundll32.exe	31
PID 2392 wrote to memory of 2740	2392	rundll32.exe	31
PID 2392 wrote to memory of 2740	2392	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fde5ee41142c317612f7ae8aa1f12a3a2fab47bd8f4dbd95ad093161ac6bc99.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fde5ee41142c317612f7ae8aa1f12a3a2fab47bd8f4dbd95ad093161ac6bc99.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 220
    3⤵
    - Program crash
    PID:2740

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/2392-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2392-1-0x0000000074A40000-0x0000000074A70000-memory.dmp

Filesize
192KB

Download
memory/2392-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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