dridex | fd04a288c0f606e237e1be208bf353cc8e03ab555ec4b7b95ed05078e5261e8e

Analysis

max time kernel
91s
max time network
151s
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 19:26

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General

Target

JaffaCakes118_fd04a288c0f606e237e1be208bf353cc8e03ab555ec4b7b95ed05078e5261e8e.dll
Size

208KB
MD5

81cf3045d4dc73f035e9f4823449c875
SHA1

8b6c3acde3f9e441734421a3fbaa2bb27ecff2e0
SHA256

fd04a288c0f606e237e1be208bf353cc8e03ab555ec4b7b95ed05078e5261e8e
SHA512

fd8ec735e9883bb2af1a57c171df9a3b486547840ff62b8883cc8338f2facd50112ff61668465393cd291c5c3f906c8ede8b876c86cfd81e872f8e0ba082a2e9
SSDEEP

3072:f0DpemgVst0qciSU12Eu/CSWznEeNd2LcT65hQt8Cz9B0k6Xq:+pepU127CjzEexUQSq9BH6X

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

82.223.21.211:443

80.211.33.13:6601

185.148.168.220:2303

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/2312-0-0x00000000754F0000-0x0000000075526000-memory.dmp	dridex_ldr
behavioral2/memory/2312-3-0x00000000754F0000-0x0000000075526000-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 1788 wrote to memory of 2312	1788	rundll32.exe	81
PID 1788 wrote to memory of 2312	1788	rundll32.exe	81
PID 1788 wrote to memory of 2312	1788	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd04a288c0f606e237e1be208bf353cc8e03ab555ec4b7b95ed05078e5261e8e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd04a288c0f606e237e1be208bf353cc8e03ab555ec4b7b95ed05078e5261e8e.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/2312-0-0x00000000754F0000-0x0000000075526000-memory.dmp

Filesize
216KB

Download
memory/2312-2-0x0000000000D90000-0x0000000000D96000-memory.dmp

Filesize
24KB

Download
memory/2312-3-0x00000000754F0000-0x0000000075526000-memory.dmp

Filesize
216KB

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