dridex | 66013505b59c1d259c4e4d0994e215c057ca34367778ae28152c885ea23ea88d

Analysis

max time kernel
60s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:23

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General

Target

JaffaCakes118_66013505b59c1d259c4e4d0994e215c057ca34367778ae28152c885ea23ea88d.dll
Size

204KB
MD5

f9f65ca99980aeec6e65612f9534349d
SHA1

c170d837334339e9db0098c07c398e5a7beb0ed9
SHA256

66013505b59c1d259c4e4d0994e215c057ca34367778ae28152c885ea23ea88d
SHA512

a99c6bc4181dd312e271b8a2755bf37223b93e0e4d48ed08a801a2d064607540e5f65b6ff96119b98821c481141bbeda044ea2d19b65c1c025702da0cc7ef4f7
SSDEEP

3072:H6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:HZuX6pEaeEDheWa+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/2412-1-0x00000000750B0000-0x00000000750E5000-memory.dmp	dridex_ldr
behavioral1/memory/2412-2-0x00000000750B0000-0x00000000750E5000-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 2244 wrote to memory of 2412	2244	rundll32.exe	28
PID 2244 wrote to memory of 2412	2244	rundll32.exe	28
PID 2244 wrote to memory of 2412	2244	rundll32.exe	28
PID 2244 wrote to memory of 2412	2244	rundll32.exe	28
PID 2244 wrote to memory of 2412	2244	rundll32.exe	28
PID 2244 wrote to memory of 2412	2244	rundll32.exe	28
PID 2244 wrote to memory of 2412	2244	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66013505b59c1d259c4e4d0994e215c057ca34367778ae28152c885ea23ea88d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66013505b59c1d259c4e4d0994e215c057ca34367778ae28152c885ea23ea88d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2412

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/2412-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2412-1-0x00000000750B0000-0x00000000750E5000-memory.dmp

Filesize
212KB

Download
memory/2412-2-0x00000000750B0000-0x00000000750E5000-memory.dmp

Filesize
212KB

Download
memory/2412-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download