dridex | 50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163e

Resubmissions

10-11-2024 19:55

241110-ym6q1stenp 10

10-11-2024 13:01

241110-p896wswqaz 10

Analysis

max time kernel
1675s
max time network
1676s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
10-11-2024 19:55

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General

Target

50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
Size

216KB
MD5

018133ba715c9b4b6d78aff4eab51de0
SHA1

7a4bb8855e757b0455fbdc6c6f293b8efe4a56af
SHA256

50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163e
SHA512

515ebfe59269d3d1d5377dada2042c6ffe3cd6da6205096a20bcfd30691669b9d763dc2888d4f465a53616b3c196fb8c1fdbebaeeaea931dfd9ddaeab221353f
SSDEEP

3072:+KHeQ1cNWDtPeDoCumpQ7QpF+5yW27o20:PF1cgcDyvWFvWD

Score

10^/10

dridex botnet discovery

Malware Config

Extracted

Family

dridex

5.196.15.119:443

46.105.131.72:443

157.7.163.144:3389

199.119.78.9:4143

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Deletes itself 1 IoCs

pid	Process
4072	raserver.exe

Network Share Discovery 1 TTPs
Attempt to gather information on host network.
discovery

Network Share Discovery
T1135

System Location Discovery: System Language Discovery 1 TTPs 4 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	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	raserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	whoami.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe

Discovers systems in the same network 1 TTPs 1 IoCs

discovery

Remote System Discovery

T1018

pid	Process
4496	net.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
4072	raserver.exe
4072	raserver.exe
4072	raserver.exe
4072	raserver.exe

Suspicious use of AdjustPrivilegeToken 28 IoCs

description	pid	Process
Token: SeRestorePrivilege	2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe
Token: SeDebugPrivilege	1588	whoami.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 4072	2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe	77
PID 2188 wrote to memory of 4072	2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe	77
PID 2188 wrote to memory of 4072	2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe	77
PID 2188 wrote to memory of 4072	2188	50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe	77
PID 4072 wrote to memory of 1588	4072	raserver.exe	78
PID 4072 wrote to memory of 1588	4072	raserver.exe	78
PID 4072 wrote to memory of 1588	4072	raserver.exe	78
PID 4072 wrote to memory of 4496	4072	raserver.exe	80
PID 4072 wrote to memory of 4496	4072	raserver.exe	80
PID 4072 wrote to memory of 4496	4072	raserver.exe	80

C:\Users\Admin\AppData\Local\Temp\50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe
"C:\Users\Admin\AppData\Local\Temp\50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\raserver.exe
  C:\Windows\SysWOW64\raserver.exe "C:\Users\Admin\AppData\Local\Temp\50aa36d389a73ab50bd439d3e9d1dd5635206ac29650cda80409313dfc98163eN.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4072
- - C:\Windows\SysWOW64\whoami.exe
    C:\Windows\system32\whoami.exe /all
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1588
- - C:\Windows\SysWOW64\net.exe
    C:\Windows\system32\net.exe view
    3⤵
    - System Location Discovery: System Language Discovery
    - Discovers systems in the same network
    PID:4496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Share Discovery

T1135

Remote System Discovery

T1018

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/2188-0-0x0000000000550000-0x0000000000556000-memory.dmp

Filesize
24KB

Download
memory/2188-1-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/2188-2-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/2188-24-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-17-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-11-0x0000000075704000-0x0000000075705000-memory.dmp

Filesize
4KB

Download
memory/4072-12-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-9-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

Filesize
4KB

Download
memory/4072-25-0x00000000756B0000-0x00000000757A0000-memory.dmp

Filesize
960KB

Download
memory/4072-16-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-15-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-14-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-13-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-18-0x0000000003000000-0x0000000003036000-memory.dmp

Filesize
216KB

Download
memory/4072-26-0x00000000756B0000-0x00000000757A0000-memory.dmp

Filesize
960KB

Download