dridex | e6cf5bbc955defeec4e964367b14010395b04263683e3ad53b79ad6697141eba

Analysis

max time kernel
102s
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, 05:20

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General

Target

JaffaCakes118_e6cf5bbc955defeec4e964367b14010395b04263683e3ad53b79ad6697141eba.dll
Size

204KB
MD5

dc46c4e26ebfd6cb0cd9eb69d44ee1c6
SHA1

005cd0fa4dc82b2b1aca183a86e92e616fc7801f
SHA256

e6cf5bbc955defeec4e964367b14010395b04263683e3ad53b79ad6697141eba
SHA512

974e799d460c39ed3559011dee73fa9046ccdcdde55a7cba3dbdc4fb3c62a11058ef446957106d45709c334bb03ee269e3f271da6300f7fa15f2dd5d4e3370c9
SSDEEP

3072:56FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:5ZuX6pEaeEDheWa+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/372-1-0x0000000075600000-0x0000000075635000-memory.dmp	dridex_ldr
behavioral2/memory/372-4-0x0000000075600000-0x0000000075635000-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 4504 wrote to memory of 372	4504	rundll32.exe	82
PID 4504 wrote to memory of 372	4504	rundll32.exe	82
PID 4504 wrote to memory of 372	4504	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6cf5bbc955defeec4e964367b14010395b04263683e3ad53b79ad6697141eba.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6cf5bbc955defeec4e964367b14010395b04263683e3ad53b79ad6697141eba.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:372

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/372-0-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/372-1-0x0000000075600000-0x0000000075635000-memory.dmp

Filesize
212KB

Download
memory/372-3-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/372-4-0x0000000075600000-0x0000000075635000-memory.dmp

Filesize
212KB

Download