dridex | cd72c3bf92809487d5b36b3d951910c5c94916d35cec9f77911a19cf3425392c

Analysis

max time kernel
86s
max time network
153s
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 23:45

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General

Target

JaffaCakes118_cd72c3bf92809487d5b36b3d951910c5c94916d35cec9f77911a19cf3425392c.dll
Size

160KB
MD5

e4a8c2edb3d8f5778975d884a9322961
SHA1

ebe8fc04f87500cd7a8c371273cdc95c3ad4fe49
SHA256

cd72c3bf92809487d5b36b3d951910c5c94916d35cec9f77911a19cf3425392c
SHA512

345b608b6b5e8a5f5148a9d909a0069eb84596278f8c3eb5c367bf7bc42ce616da98b18d161bc98200cd47acb14fd24c9f399c415f98636146dd5300d5cf4735
SSDEEP

3072:ixT2d85tleLD51fC5AHYEoefukoTFMpGmjY8D:by5tAL11fNHYafoMpX

Score

10^/10

dridex 22201 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22201

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/3200-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3200-4-0x0000000010000000-0x000000001002E000-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 4924 wrote to memory of 3200	4924	rundll32.exe	84
PID 4924 wrote to memory of 3200	4924	rundll32.exe	84
PID 4924 wrote to memory of 3200	4924	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cd72c3bf92809487d5b36b3d951910c5c94916d35cec9f77911a19cf3425392c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cd72c3bf92809487d5b36b3d951910c5c94916d35cec9f77911a19cf3425392c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3200

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/3200-0-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

Download
memory/3200-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3200-3-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

Download
memory/3200-4-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download