dridex | 16595bad3ac1e81df5e4dd4b3e184bcdea25577e0533a38d58fe7db6c3c758e0

Analysis

max time kernel
80s
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, 04:19

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General

Target

JaffaCakes118_16595bad3ac1e81df5e4dd4b3e184bcdea25577e0533a38d58fe7db6c3c758e0.dll
Size

204KB
MD5

80fe6b19bb081805128ab5843e543b7c
SHA1

94abede73b488d3cbf23cb4ae07e5f4c1b2c081b
SHA256

16595bad3ac1e81df5e4dd4b3e184bcdea25577e0533a38d58fe7db6c3c758e0
SHA512

238d85c1d2258e2b4a4127bd4a1eaf44822b4fea41bf97941b9c518a12942cf8147e5a0fc997b5c8b6896e3b45aa498709d2fb1b244f5621a5fe0e132fd6db23
SSDEEP

3072:76FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:7ZuX6pEaeEDheWa+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/4768-1-0x00000000754F0000-0x0000000075525000-memory.dmp	dridex_ldr
behavioral2/memory/4768-3-0x00000000754F0000-0x0000000075525000-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 1056 wrote to memory of 4768	1056	rundll32.exe	81
PID 1056 wrote to memory of 4768	1056	rundll32.exe	81
PID 1056 wrote to memory of 4768	1056	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16595bad3ac1e81df5e4dd4b3e184bcdea25577e0533a38d58fe7db6c3c758e0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16595bad3ac1e81df5e4dd4b3e184bcdea25577e0533a38d58fe7db6c3c758e0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4768

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/4768-0-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/4768-1-0x00000000754F0000-0x0000000075525000-memory.dmp

Filesize
212KB

Download
memory/4768-4-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/4768-3-0x00000000754F0000-0x0000000075525000-memory.dmp

Filesize
212KB

Download