dridex | d8db06636c36e0d228de96043fdfdc25c563d362835bba58e277e350e924fc5f

Analysis

max time kernel
79s
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 20:03

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General

Target

JaffaCakes118_d8db06636c36e0d228de96043fdfdc25c563d362835bba58e277e350e924fc5f.dll
Size

204KB
MD5

76baa902976217b68cd78e8902cb4ec4
SHA1

d5f326c38fcd8f707a0255ab0487b69446499fcf
SHA256

d8db06636c36e0d228de96043fdfdc25c563d362835bba58e277e350e924fc5f
SHA512

06b03eb4f4f6fe67020716b532afc4d3306d75b9fdbef6d49b8374ff79cd435d0ab5ee4d7c8b60428df2cdf2f9c2ab818f83e6c1e2c3ea6b3eb129eeef08b84b
SSDEEP

3072:i6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:iZuX6pEaeEDheWa+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/3680-1-0x00000000756E0000-0x0000000075715000-memory.dmp	dridex_ldr
behavioral2/memory/3680-4-0x00000000756E0000-0x0000000075715000-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 4216 wrote to memory of 3680	4216	rundll32.exe	84
PID 4216 wrote to memory of 3680	4216	rundll32.exe	84
PID 4216 wrote to memory of 3680	4216	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8db06636c36e0d228de96043fdfdc25c563d362835bba58e277e350e924fc5f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4216
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8db06636c36e0d228de96043fdfdc25c563d362835bba58e277e350e924fc5f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3680

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/3680-0-0x0000000000E60000-0x0000000000E66000-memory.dmp

Filesize
24KB

Download
memory/3680-1-0x00000000756E0000-0x0000000075715000-memory.dmp

Filesize
212KB

Download
memory/3680-3-0x0000000000E60000-0x0000000000E66000-memory.dmp

Filesize
24KB

Download
memory/3680-4-0x00000000756E0000-0x0000000075715000-memory.dmp

Filesize
212KB

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