dridex | 5aa5ce55cd969798a8a6bab80f3ccddfccdedffe8f59c95e70cda0d350e0cbbe

Analysis

max time kernel
63s
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 21:40

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General

Target

JaffaCakes118_5aa5ce55cd969798a8a6bab80f3ccddfccdedffe8f59c95e70cda0d350e0cbbe.dll
Size

154KB
MD5

7ddae50463411847252a95491f2e8763
SHA1

35ad8fe13d148c04294aaa3a257c4132531483da
SHA256

5aa5ce55cd969798a8a6bab80f3ccddfccdedffe8f59c95e70cda0d350e0cbbe
SHA512

4bca47f45af3f2489cd0d76273c3c4c8f76bf49b28a6ca263d67533a534d6000bcc5acd571f6eadfeba76c6adfb1a8143000d9293152f7adc8ecc02bcfb5ed8b
SSDEEP

3072:pZ+9Q25AHEf/2gUU7uZAOCIB0IgESXZyX/sS5eqLrNWBC:YQeVf/2gUU76rDeIgESXZmYYa

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1860-1-0x0000000075300000-0x000000007532D000-memory.dmp	dridex_ldr
behavioral1/memory/1860-2-0x0000000075300000-0x000000007532D000-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 1060 wrote to memory of 1860	1060	rundll32.exe	30
PID 1060 wrote to memory of 1860	1060	rundll32.exe	30
PID 1060 wrote to memory of 1860	1060	rundll32.exe	30
PID 1060 wrote to memory of 1860	1060	rundll32.exe	30
PID 1060 wrote to memory of 1860	1060	rundll32.exe	30
PID 1060 wrote to memory of 1860	1060	rundll32.exe	30
PID 1060 wrote to memory of 1860	1060	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5aa5ce55cd969798a8a6bab80f3ccddfccdedffe8f59c95e70cda0d350e0cbbe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5aa5ce55cd969798a8a6bab80f3ccddfccdedffe8f59c95e70cda0d350e0cbbe.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1860

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/1860-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1860-1-0x0000000075300000-0x000000007532D000-memory.dmp

Filesize
180KB

Download
memory/1860-2-0x0000000075300000-0x000000007532D000-memory.dmp

Filesize
180KB

Download
memory/1860-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download