dridex | fbf5c03f0b12e87ad7f1aaba192385f32d2f8417f74cfc10a7c2a7f0ef29b3ca

Analysis

max time kernel
79s
max time network
144s
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, 17:43

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General

Target

JaffaCakes118_fbf5c03f0b12e87ad7f1aaba192385f32d2f8417f74cfc10a7c2a7f0ef29b3ca.dll
Size

204KB
MD5

63597d925db488dc200d2a95a0a73746
SHA1

f4ad871575ef666f3ce3cb8cfa62088f7944cfb6
SHA256

fbf5c03f0b12e87ad7f1aaba192385f32d2f8417f74cfc10a7c2a7f0ef29b3ca
SHA512

e640b92e2ff301026f914eb11e36db1843fadf49a91774232a9800ea6dbac4540dc76b36ddd5d5e78cddfade606179a1ebb13058fdf95fd73b16cc499a771f7f
SSDEEP

3072:D6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:DZuX6pEaeEDheWa+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/5012-0-0x0000000075410000-0x0000000075445000-memory.dmp	dridex_ldr
behavioral2/memory/5012-3-0x0000000075410000-0x0000000075445000-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 4676 wrote to memory of 5012	4676	rundll32.exe	83
PID 4676 wrote to memory of 5012	4676	rundll32.exe	83
PID 4676 wrote to memory of 5012	4676	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbf5c03f0b12e87ad7f1aaba192385f32d2f8417f74cfc10a7c2a7f0ef29b3ca.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbf5c03f0b12e87ad7f1aaba192385f32d2f8417f74cfc10a7c2a7f0ef29b3ca.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:5012

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/5012-0-0x0000000075410000-0x0000000075445000-memory.dmp

Filesize
212KB

Download
memory/5012-2-0x0000000000C20000-0x0000000000C26000-memory.dmp

Filesize
24KB

Download
memory/5012-3-0x0000000075410000-0x0000000075445000-memory.dmp

Filesize
212KB

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