dridex | 201fa4680f4ca5b61105a2f99ac4c2c77963cfe6661795dc4f4024872a0630d1

Analysis

max time kernel
57s
max time network
150s
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_201fa4680f4ca5b61105a2f99ac4c2c77963cfe6661795dc4f4024872a0630d1.dll
Size

160KB
MD5

c78c7d57b926b5adf56dff32aeb8a610
SHA1

10084c1e38fac2a1b1a58a8976b25e2dc8542292
SHA256

201fa4680f4ca5b61105a2f99ac4c2c77963cfe6661795dc4f4024872a0630d1
SHA512

0d7db9da766c05202b0ebc9a0595b2f021c58369d2d2f0987df625aae76dc02ef5b95d0c1f277edcd21274136ae29b5360dd128f005a6c83027f0f326182d3a9
SSDEEP

3072:IWX2IjzzpM+PncPeY8+O3AU3HRIHPh3UGfXy0BHNkIv/ScbQQ2y0iNM0+y+N0tc:I42IfzNPnoeY8j3AsHGPXpHNj6rByM3

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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
behavioral2/memory/1940-1-0x00000000756B0000-0x00000000756DE000-memory.dmp	dridex_ldr
behavioral2/memory/1940-4-0x00000000756B0000-0x00000000756DE000-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 4712 wrote to memory of 1940	4712	rundll32.exe	83
PID 4712 wrote to memory of 1940	4712	rundll32.exe	83
PID 4712 wrote to memory of 1940	4712	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_201fa4680f4ca5b61105a2f99ac4c2c77963cfe6661795dc4f4024872a0630d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_201fa4680f4ca5b61105a2f99ac4c2c77963cfe6661795dc4f4024872a0630d1.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1940

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/1940-0-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

Download
memory/1940-1-0x00000000756B0000-0x00000000756DE000-memory.dmp

Filesize
184KB

Download
memory/1940-3-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

Download
memory/1940-4-0x00000000756B0000-0x00000000756DE000-memory.dmp

Filesize
184KB

Download