dridex | 54551adaec805702ade11b6cb5958cf02245fd3a1adfe7f69340462d227a2658

Analysis

max time kernel
73s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:47

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General

Target

JaffaCakes118_54551adaec805702ade11b6cb5958cf02245fd3a1adfe7f69340462d227a2658.dll
Size

204KB
MD5

8822b4e1314d4c6fa4528b07418850b9
SHA1

d2fd982e0a3eb21d34df9b42ea5859b35f2caf0b
SHA256

54551adaec805702ade11b6cb5958cf02245fd3a1adfe7f69340462d227a2658
SHA512

409b8c14794c616ab795cc3a3940ae2bf5d5155d5263fbff4cc5f7cb4d1e5e5415dfd9c3ef01a9c0805bf3c530a2207ae119e50307d7aa7686e8e91736898c1d
SSDEEP

3072:w6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:wZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/2012-1-0x0000000074680000-0x00000000746B5000-memory.dmp	dridex_ldr
behavioral1/memory/2012-4-0x0000000074680000-0x00000000746B5000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30
PID 2364 wrote to memory of 2012	2364	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54551adaec805702ade11b6cb5958cf02245fd3a1adfe7f69340462d227a2658.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_54551adaec805702ade11b6cb5958cf02245fd3a1adfe7f69340462d227a2658.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/2012-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2012-1-0x0000000074680000-0x00000000746B5000-memory.dmp

Filesize
212KB

Download
memory/2012-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2012-4-0x0000000074680000-0x00000000746B5000-memory.dmp

Filesize
212KB

Download