dridex | 5af54f446830d89af9b90274a91cf90387218a1ae0cb683a021142e1fc6c09e0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 02:03

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General

Target

JaffaCakes118_5af54f446830d89af9b90274a91cf90387218a1ae0cb683a021142e1fc6c09e0.dll
Size

184KB
MD5

ee285c956542672aabc52aa54dac97da
SHA1

cc2d47536b3ea011b28c2585e81a02f182b5b52f
SHA256

5af54f446830d89af9b90274a91cf90387218a1ae0cb683a021142e1fc6c09e0
SHA512

15ad441f920b0f87f0f3ce0042bedc07acb701e664ae9ef6552e78c77c252111bba93a26f7edc248b641998f30b3fc57274a1381ee3e7ddf45481fcb8c3c5643
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2320-1-0x0000000075290000-0x00000000752BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2012	2320	WerFault.exe	31

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 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 576 wrote to memory of 2320	576	rundll32.exe	31
PID 2320 wrote to memory of 2012	2320	rundll32.exe	32
PID 2320 wrote to memory of 2012	2320	rundll32.exe	32
PID 2320 wrote to memory of 2012	2320	rundll32.exe	32
PID 2320 wrote to memory of 2012	2320	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5af54f446830d89af9b90274a91cf90387218a1ae0cb683a021142e1fc6c09e0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5af54f446830d89af9b90274a91cf90387218a1ae0cb683a021142e1fc6c09e0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 220
    3⤵
    - Program crash
    PID:2012

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/2320-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2320-1-0x0000000075290000-0x00000000752BF000-memory.dmp

Filesize
188KB

Download
memory/2320-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download