dridex | 349b4859401554fe7a820d28b8e4f143bb000fbb87917e5fbe2d56b4f19f35a6

Analysis

max time kernel
125s
max time network
142s
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 23:47

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General

Target

JaffaCakes118_349b4859401554fe7a820d28b8e4f143bb000fbb87917e5fbe2d56b4f19f35a6.dll
Size

204KB
MD5

c8c5877f2fad576cda4b2e183a13fa11
SHA1

5dfb216bf3880cb07fccc58a9c811a3dff301025
SHA256

349b4859401554fe7a820d28b8e4f143bb000fbb87917e5fbe2d56b4f19f35a6
SHA512

c56e7e63a10aea3a9e595970611f32f71492fc819bfa34657f7e61c67013a0f4d6fc416cba2c75ed0001ebc647e248e7586af03ada230d9d808986eedc9c4f45
SSDEEP

3072:j6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:jZuX6pEaeEDheWa+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/2396-1-0x00000000758B0000-0x00000000758E5000-memory.dmp	dridex_ldr
behavioral2/memory/2396-4-0x00000000758B0000-0x00000000758E5000-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 2844 wrote to memory of 2396	2844	rundll32.exe	82
PID 2844 wrote to memory of 2396	2844	rundll32.exe	82
PID 2844 wrote to memory of 2396	2844	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_349b4859401554fe7a820d28b8e4f143bb000fbb87917e5fbe2d56b4f19f35a6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_349b4859401554fe7a820d28b8e4f143bb000fbb87917e5fbe2d56b4f19f35a6.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2396

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/2396-0-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x00000000758B0000-0x00000000758E5000-memory.dmp

Filesize
212KB

Download
memory/2396-3-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/2396-4-0x00000000758B0000-0x00000000758E5000-memory.dmp

Filesize
212KB

Download