dridex | daab05c38413cc7c019245426d43da7dd4fd85a3d3d2915d709bcce82183e068

Analysis

max time kernel
65s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:32

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General

Target

JaffaCakes118_daab05c38413cc7c019245426d43da7dd4fd85a3d3d2915d709bcce82183e068.dll
Size

204KB
MD5

eab0d79c61a25e45268d1eab7f744950
SHA1

dd022ac6c6cb87dfe8eb5382cca1d74e249a70a3
SHA256

daab05c38413cc7c019245426d43da7dd4fd85a3d3d2915d709bcce82183e068
SHA512

7b4fa92a983d0dff61162049772a20343af931752b041441c8b5a6a0b1bb1768fc49cddb1faf8261ccd4546368b0fc1237cdd85bbd744e866c2c3204019904a8
SSDEEP

3072:m6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:mZuX6pEaeEDheWa+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
behavioral1/memory/2204-1-0x0000000074DB0000-0x0000000074DE5000-memory.dmp	dridex_ldr
behavioral1/memory/2204-2-0x0000000074DB0000-0x0000000074DE5000-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 7 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31
PID 2196 wrote to memory of 2204	2196	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_daab05c38413cc7c019245426d43da7dd4fd85a3d3d2915d709bcce82183e068.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_daab05c38413cc7c019245426d43da7dd4fd85a3d3d2915d709bcce82183e068.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2204

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/2204-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2204-1-0x0000000074DB0000-0x0000000074DE5000-memory.dmp

Filesize
212KB

Download
memory/2204-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2204-2-0x0000000074DB0000-0x0000000074DE5000-memory.dmp

Filesize
212KB

Download