dridex | 8afe01f66822877fc7fcb62ed9a824de0d35b838bd416d1b643e84f5b65a1f1a

Analysis

max time kernel
68s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:30

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General

Target

JaffaCakes118_8afe01f66822877fc7fcb62ed9a824de0d35b838bd416d1b643e84f5b65a1f1a.dll
Size

204KB
MD5

74004e71ec44e7884954b3922c73b0ed
SHA1

eb5339daa96ec06bce32d5a160de803a286f48d5
SHA256

8afe01f66822877fc7fcb62ed9a824de0d35b838bd416d1b643e84f5b65a1f1a
SHA512

db0d8764749541714eaa8f6141556385a282a90cc9ad18d88d4772c912ed41ef5f7a93d7c8cb950456c545e5993b3577e20c8141a2ccdc20cf8bad564b8b5078
SSDEEP

3072:v6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:vZuX6pEaeEDheWa+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/2312-1-0x00000000753C0000-0x00000000753F5000-memory.dmp	dridex_ldr
behavioral1/memory/2312-2-0x00000000753C0000-0x00000000753F5000-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 1688 wrote to memory of 2312	1688	rundll32.exe	31
PID 1688 wrote to memory of 2312	1688	rundll32.exe	31
PID 1688 wrote to memory of 2312	1688	rundll32.exe	31
PID 1688 wrote to memory of 2312	1688	rundll32.exe	31
PID 1688 wrote to memory of 2312	1688	rundll32.exe	31
PID 1688 wrote to memory of 2312	1688	rundll32.exe	31
PID 1688 wrote to memory of 2312	1688	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8afe01f66822877fc7fcb62ed9a824de0d35b838bd416d1b643e84f5b65a1f1a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8afe01f66822877fc7fcb62ed9a824de0d35b838bd416d1b643e84f5b65a1f1a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2312

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

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Downloads

memory/2312-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2312-1-0x00000000753C0000-0x00000000753F5000-memory.dmp

Filesize
212KB

Download
memory/2312-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2312-2-0x00000000753C0000-0x00000000753F5000-memory.dmp

Filesize
212KB

Download