dridex | f6883b8e233fd146494842b5759575ef210e6ae653ff38e5752a49270ef6459e

Analysis

max time kernel
83s
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 20:25

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General

Target

JaffaCakes118_f6883b8e233fd146494842b5759575ef210e6ae653ff38e5752a49270ef6459e.dll
Size

154KB
MD5

4e9aa2f78d21c2ff990874c5c068921b
SHA1

8cd3e512c56dc983cdce33d601d6d332a1952608
SHA256

f6883b8e233fd146494842b5759575ef210e6ae653ff38e5752a49270ef6459e
SHA512

6995699d40edc60bead3bceb7ef773a4132d680927019f0c631bcd23048af5aad2f6eb2997f022ed519181765b8e86cd48730f95bc3915e8d0b151568668534d
SSDEEP

3072:ZZ+9Q25AHEf/2gUU7uZAOCIB0IgESXZyX/sS5eqLrNWBC:IQeVf/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
behavioral2/memory/5112-1-0x0000000075610000-0x000000007563D000-memory.dmp	dridex_ldr
behavioral2/memory/5112-3-0x0000000075610000-0x000000007563D000-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 1876 wrote to memory of 5112	1876	rundll32.exe	83
PID 1876 wrote to memory of 5112	1876	rundll32.exe	83
PID 1876 wrote to memory of 5112	1876	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6883b8e233fd146494842b5759575ef210e6ae653ff38e5752a49270ef6459e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6883b8e233fd146494842b5759575ef210e6ae653ff38e5752a49270ef6459e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:5112

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/5112-0-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

Filesize
24KB

Download
memory/5112-1-0x0000000075610000-0x000000007563D000-memory.dmp

Filesize
180KB

Download
memory/5112-3-0x0000000075610000-0x000000007563D000-memory.dmp

Filesize
180KB

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