dridex | 6c1e35ad980d34486d347d7631d97504cc5c3d21d213790626812e26cf2a36ce

Analysis

max time kernel
60s
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, 22:30

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General

Target

JaffaCakes118_6c1e35ad980d34486d347d7631d97504cc5c3d21d213790626812e26cf2a36ce.dll
Size

204KB
MD5

9efa5c1a85ecf1094119f41c951ca986
SHA1

0016e54e9d87be1aa5165b479d2f2a1ce974d107
SHA256

6c1e35ad980d34486d347d7631d97504cc5c3d21d213790626812e26cf2a36ce
SHA512

bc578081400449b639b32fa0a25341a1d7dee908836235c6ffd1fac86b3e7e9b1616d0757798ab019a9f014b97dc7a721c6ff47eaecf0939265f4e9c12caa647
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/2040-0-0x00000000756A0000-0x00000000756D5000-memory.dmp	dridex_ldr
behavioral2/memory/2040-3-0x00000000756A0000-0x00000000756D5000-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 5080 wrote to memory of 2040	5080	rundll32.exe	83
PID 5080 wrote to memory of 2040	5080	rundll32.exe	83
PID 5080 wrote to memory of 2040	5080	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c1e35ad980d34486d347d7631d97504cc5c3d21d213790626812e26cf2a36ce.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6c1e35ad980d34486d347d7631d97504cc5c3d21d213790626812e26cf2a36ce.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2040

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/2040-0-0x00000000756A0000-0x00000000756D5000-memory.dmp

Filesize
212KB

Download
memory/2040-2-0x0000000001210000-0x0000000001216000-memory.dmp

Filesize
24KB

Download
memory/2040-3-0x00000000756A0000-0x00000000756D5000-memory.dmp

Filesize
212KB

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