dridex | ac2fc24c936fe10c510af131a2420f35566bcdaac8791a26a8243f7f1a87c2b3

Analysis

max time kernel
50s
max time network
150s
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 22:12

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General

Target

JaffaCakes118_ac2fc24c936fe10c510af131a2420f35566bcdaac8791a26a8243f7f1a87c2b3.dll
Size

204KB
MD5

5e647c87e43def49ac1058155e31ab2a
SHA1

248ab1e8bf88771473b7e8eba9eac71129655d3d
SHA256

ac2fc24c936fe10c510af131a2420f35566bcdaac8791a26a8243f7f1a87c2b3
SHA512

2e6c14fc3de99733eeb6e6960c4af6f5b59bdd617939278b78a7a924f1c55936c816db4f5a4dd78a84e0469467a2a5001e39ba29101799c664dec2799bba1a59
SSDEEP

3072:H6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:HZuX6pEaeEDheWa+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/4704-1-0x0000000074E10000-0x0000000074E45000-memory.dmp	dridex_ldr
behavioral2/memory/4704-4-0x0000000074E10000-0x0000000074E45000-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 2884 wrote to memory of 4704	2884	rundll32.exe	83
PID 2884 wrote to memory of 4704	2884	rundll32.exe	83
PID 2884 wrote to memory of 4704	2884	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac2fc24c936fe10c510af131a2420f35566bcdaac8791a26a8243f7f1a87c2b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac2fc24c936fe10c510af131a2420f35566bcdaac8791a26a8243f7f1a87c2b3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4704

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/4704-0-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/4704-1-0x0000000074E10000-0x0000000074E45000-memory.dmp

Filesize
212KB

Download
memory/4704-3-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/4704-4-0x0000000074E10000-0x0000000074E45000-memory.dmp

Filesize
212KB

Download