dridex | 129885a7c8cedf434134105286fcf735762ffba3efbc9ec312e903ffbbea3333

Analysis

max time kernel
85s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:00

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General

Target

JaffaCakes118_129885a7c8cedf434134105286fcf735762ffba3efbc9ec312e903ffbbea3333.dll
Size

204KB
MD5

ebdd5fb51ee96ebcbd5079759c12ec53
SHA1

883df3fb77fbbfe9c680e8073bbd392f3e648e20
SHA256

129885a7c8cedf434134105286fcf735762ffba3efbc9ec312e903ffbbea3333
SHA512

54a78559bad2cb3ebf423882af11235feb097be1fff7f2754ddc20f11ad170145d0f589c87b4a73abd271295913f0c4cdd2c7706607d25e03c00a364a4d0b3e1
SSDEEP

3072:Z6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:ZZuX6pEaeEDheWa+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
behavioral2/memory/4404-1-0x0000000074F30000-0x0000000074F65000-memory.dmp	dridex_ldr
behavioral2/memory/4404-4-0x0000000074F30000-0x0000000074F65000-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 3 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 4404	4544	rundll32.exe	82
PID 4544 wrote to memory of 4404	4544	rundll32.exe	82
PID 4544 wrote to memory of 4404	4544	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_129885a7c8cedf434134105286fcf735762ffba3efbc9ec312e903ffbbea3333.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_129885a7c8cedf434134105286fcf735762ffba3efbc9ec312e903ffbbea3333.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4404

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/4404-0-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/4404-1-0x0000000074F30000-0x0000000074F65000-memory.dmp

Filesize
212KB

Download
memory/4404-3-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/4404-4-0x0000000074F30000-0x0000000074F65000-memory.dmp

Filesize
212KB

Download