dridex | 6e6a1843f2720c339d3d3efdebba056073ef0bba0c617befe3b46e38878ba9cb

Analysis

max time kernel
76s
max time network
134s
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 21:58

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General

Target

JaffaCakes118_6e6a1843f2720c339d3d3efdebba056073ef0bba0c617befe3b46e38878ba9cb.dll
Size

161KB
MD5

90190c9d3ca223f89c0cb6e191baa8c3
SHA1

934d842433bf4c9180f36af8ec39aab7d35dd955
SHA256

6e6a1843f2720c339d3d3efdebba056073ef0bba0c617befe3b46e38878ba9cb
SHA512

a3186fe4ca9f4be724a825d4edfa9d51247862305a42fd850041d809f34fb428fa8b7f14ea3f27f76e8efc3ece9e9cfef1d87d0e5a93d104bd978dedba61f76a
SSDEEP

3072:Zlpmktgw9IAMlZxSGg7ypZIQ404g51acpg0xZtCVxwVeXm7YP1cOPpiihEY:Zlo0gw4ZMypZp45g51aXotOxwVeXm7Ym

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/4988-1-0x0000000075410000-0x000000007543E000-memory.dmp	dridex_ldr
behavioral2/memory/4988-4-0x0000000075410000-0x000000007543E000-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 2872 wrote to memory of 4988	2872	rundll32.exe	82
PID 2872 wrote to memory of 4988	2872	rundll32.exe	82
PID 2872 wrote to memory of 4988	2872	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e6a1843f2720c339d3d3efdebba056073ef0bba0c617befe3b46e38878ba9cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e6a1843f2720c339d3d3efdebba056073ef0bba0c617befe3b46e38878ba9cb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4988

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

Replay Monitor

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Downloads

memory/4988-0-0x00000000027B0000-0x00000000027B6000-memory.dmp

Filesize
24KB

Download
memory/4988-1-0x0000000075410000-0x000000007543E000-memory.dmp

Filesize
184KB

Download
memory/4988-3-0x00000000027B0000-0x00000000027B6000-memory.dmp

Filesize
24KB

Download
memory/4988-4-0x0000000075410000-0x000000007543E000-memory.dmp

Filesize
184KB

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