dridex | 0bc99fe32cadb6f073648f3fdd4b65b57e7cfe878ba59ec08f8c01554b5e3b7c

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:20

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General

Target

JaffaCakes118_0bc99fe32cadb6f073648f3fdd4b65b57e7cfe878ba59ec08f8c01554b5e3b7c.dll
Size

170KB
MD5

90ca4becb1dedcbb1cb3428721b85550
SHA1

800add90a6c6e380e3930859aa88ce6cfc92ddcb
SHA256

0bc99fe32cadb6f073648f3fdd4b65b57e7cfe878ba59ec08f8c01554b5e3b7c
SHA512

8939ddb13554992fd1a7bdf81923900ee1ffb4af8489dbf9b415571a96b4e2beac195d06e09c941958e24c9221fc817ade4fb55ff4a8d6e2b7fb2b03034ade9f
SSDEEP

3072:DqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:NVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2712-1-0x0000000075250000-0x0000000075280000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	2712	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 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2076 wrote to memory of 2712	2076	rundll32.exe	30
PID 2712 wrote to memory of 2952	2712	rundll32.exe	31
PID 2712 wrote to memory of 2952	2712	rundll32.exe	31
PID 2712 wrote to memory of 2952	2712	rundll32.exe	31
PID 2712 wrote to memory of 2952	2712	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0bc99fe32cadb6f073648f3fdd4b65b57e7cfe878ba59ec08f8c01554b5e3b7c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0bc99fe32cadb6f073648f3fdd4b65b57e7cfe878ba59ec08f8c01554b5e3b7c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 256
    3⤵
    - Program crash
    PID:2952

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/2712-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2712-1-0x0000000075250000-0x0000000075280000-memory.dmp

Filesize
192KB

Download
memory/2712-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download