dridex | 77118ed13d1427a4e642e9432b7784f4e455bfd7cd024b17ee8ce5a402c1ddbb

Analysis

max time kernel
111s
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 23:23

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General

Target

JaffaCakes118_77118ed13d1427a4e642e9432b7784f4e455bfd7cd024b17ee8ce5a402c1ddbb.dll
Size

204KB
MD5

0b2c89d9e4b7eb09853f55fd223eb35c
SHA1

bc69927f50316c1c50c1e7528d09bba69f1c79fa
SHA256

77118ed13d1427a4e642e9432b7784f4e455bfd7cd024b17ee8ce5a402c1ddbb
SHA512

97474070a766e4482a80898f2d819c59961de2d542d957eacc28abf61f9c880552c0f0117e361b8d63e7ce847fcccdb48287ca8f296d31424ff36f60b1ed6c70
SSDEEP

3072:F6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:FZuX6pEaeEDheWa+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/2324-0-0x0000000074B80000-0x0000000074BB5000-memory.dmp	dridex_ldr
behavioral1/memory/2324-3-0x0000000074B80000-0x0000000074BB5000-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 2208 wrote to memory of 2324	2208	rundll32.exe	31
PID 2208 wrote to memory of 2324	2208	rundll32.exe	31
PID 2208 wrote to memory of 2324	2208	rundll32.exe	31
PID 2208 wrote to memory of 2324	2208	rundll32.exe	31
PID 2208 wrote to memory of 2324	2208	rundll32.exe	31
PID 2208 wrote to memory of 2324	2208	rundll32.exe	31
PID 2208 wrote to memory of 2324	2208	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77118ed13d1427a4e642e9432b7784f4e455bfd7cd024b17ee8ce5a402c1ddbb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77118ed13d1427a4e642e9432b7784f4e455bfd7cd024b17ee8ce5a402c1ddbb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2324

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/2324-0-0x0000000074B80000-0x0000000074BB5000-memory.dmp

Filesize
212KB

Download
memory/2324-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2324-3-0x0000000074B80000-0x0000000074BB5000-memory.dmp

Filesize
212KB

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