dridex | d640086eeb147acf9efcfa84ee406f5cbae822972b4b7f99e2ca09cc54035e26

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
24-12-2024 12:20

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General

Target

JaffaCakes118_d640086eeb147acf9efcfa84ee406f5cbae822972b4b7f99e2ca09cc54035e26.dll
Size

161KB
MD5

b52cb391c149ff563ebdc6d6613b4db8
SHA1

61213ad10fb5a512d777b097f0c35618bb705291
SHA256

d640086eeb147acf9efcfa84ee406f5cbae822972b4b7f99e2ca09cc54035e26
SHA512

1a2377698be54f83eaf2aa557260c9d6db66debb846904064aa8b59bdc128d9cf4214cdc6394c2ab1a4007f98306438e7b305640bbf9db113499d62cb7e2eedd
SSDEEP

3072:uaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:rnS62Fl+pkeJl3CvRStrFl+EYE

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/1360-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1360-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2828	1360	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 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1712 wrote to memory of 1360	1712	rundll32.exe	30
PID 1360 wrote to memory of 2828	1360	rundll32.exe	32
PID 1360 wrote to memory of 2828	1360	rundll32.exe	32
PID 1360 wrote to memory of 2828	1360	rundll32.exe	32
PID 1360 wrote to memory of 2828	1360	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d640086eeb147acf9efcfa84ee406f5cbae822972b4b7f99e2ca09cc54035e26.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d640086eeb147acf9efcfa84ee406f5cbae822972b4b7f99e2ca09cc54035e26.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 256
    3⤵
    - Program crash
    PID:2828

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/1360-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1360-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download