dridex | 252dcb5600851ae6d70664d024ad66674629af714dea0f77ba30646db6361275

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
21-12-2024 19:17

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General

Target

JaffaCakes118_252dcb5600851ae6d70664d024ad66674629af714dea0f77ba30646db6361275.dll
Size

161KB
MD5

80aaaadd6d5ea7faf0b385837a020a0d
SHA1

f4c8d9d2a1276e155893a72a2ea9557143379573
SHA256

252dcb5600851ae6d70664d024ad66674629af714dea0f77ba30646db6361275
SHA512

1ea9cd0e50b8bb2e3b09bd94a50ebe18f42693c5f90cbe933da17413c8e3221c8e14d35d98974ab81567e173bd86bbc589cb31c9061490823d75a138cb802a42
SSDEEP

3072:U1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:inS62Fl+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/1620-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1620-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1312	1620	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 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 2352 wrote to memory of 1620	2352	rundll32.exe	30
PID 1620 wrote to memory of 1312	1620	rundll32.exe	31
PID 1620 wrote to memory of 1312	1620	rundll32.exe	31
PID 1620 wrote to memory of 1312	1620	rundll32.exe	31
PID 1620 wrote to memory of 1312	1620	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_252dcb5600851ae6d70664d024ad66674629af714dea0f77ba30646db6361275.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_252dcb5600851ae6d70664d024ad66674629af714dea0f77ba30646db6361275.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 256
    3⤵
    - Program crash
    PID:1312

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/1620-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1620-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1620-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1620-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download