dridex | a7e7dcd07e2da3e5521f27541d148a610eebf9b672fb9acf440a61f57f51e631

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:55

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General

Target

JaffaCakes118_a7e7dcd07e2da3e5521f27541d148a610eebf9b672fb9acf440a61f57f51e631.dll
Size

177KB
MD5

584d897ded4a9495abf3b3d2ce734d2f
SHA1

b0a4adbb1681d6b7d779d29c4209f85f3d0c861b
SHA256

a7e7dcd07e2da3e5521f27541d148a610eebf9b672fb9acf440a61f57f51e631
SHA512

12e1d33ed52aa659e0cdb7c0e66ee39dca556c1620e4f58e04a094bb765ad6a7985a4674b5be4d877839d89c0018e2c2e8d288eeaa1235ee06ca6f2065f22974
SSDEEP

3072:TuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:3zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2160-1-0x0000000075380000-0x00000000753B1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2136	2160	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 3052 wrote to memory of 2160	3052	rundll32.exe	30
PID 2160 wrote to memory of 2136	2160	rundll32.exe	31
PID 2160 wrote to memory of 2136	2160	rundll32.exe	31
PID 2160 wrote to memory of 2136	2160	rundll32.exe	31
PID 2160 wrote to memory of 2136	2160	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7e7dcd07e2da3e5521f27541d148a610eebf9b672fb9acf440a61f57f51e631.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7e7dcd07e2da3e5521f27541d148a610eebf9b672fb9acf440a61f57f51e631.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 220
    3⤵
    - Program crash
    PID:2136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2160-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2160-1-0x0000000075380000-0x00000000753B1000-memory.dmp

Filesize
196KB

Download
memory/2160-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download