b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89

Analysis

max time kernel
97s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 01:32

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General

Target

b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
Size

1.7MB
MD5

be852e807a629c65f1b41617c8348f2c
SHA1

05d64861185f84e071d8c98eaf7ea86d22bd921d
SHA256

b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89
SHA512

116f8da7c3c1bd69c3ff600348c35f4ad181f1c47a093d7224118c26c8d9ac03cba220dddb9d3fb7fdbf7aab52ff78fd9f064956007d6480ddb4d6ea38e6cea8
SSDEEP

49152:fU/FMktb3x+muH5i44fTco84Ws5zwgio:cdMEb3x+mulIoh4H1i

Score

10^/10

discovery persistence

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 5032 created 3480	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	55

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ftambasixc = "C:\\Users\\Admin\\AppData\\Roaming\\Ftambasixc.exe"	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5032 set thread context of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 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	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
4292	InstallUtil.exe
4292	InstallUtil.exe
4292	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
Token: SeDebugPrivilege	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
Token: SeDebugPrivilege	4292	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83
PID 5032 wrote to memory of 4292	5032	b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe	83

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3480
- C:\Users\Admin\AppData\Local\Temp\b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe
  "C:\Users\Admin\AppData\Local\Temp\b1b74ff5c67cfdc16f1cb30db9b885046c4c5d71af575a2d3de4a79918c1ce89.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5032
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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/4292-1095-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/4292-1097-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/4292-1094-0x0000000004D90000-0x0000000004D98000-memory.dmp

Filesize
32KB

Download
memory/4292-1092-0x0000000000400000-0x00000000004D0000-memory.dmp

Filesize
832KB

Download
memory/4292-1096-0x0000000004DB0000-0x0000000004E92000-memory.dmp

Filesize
904KB

Download
memory/4292-3976-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/4292-3974-0x0000000004F70000-0x0000000004FE2000-memory.dmp

Filesize
456KB

Download
memory/5032-26-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-16-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-12-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-54-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-66-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-64-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-62-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-60-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-58-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-56-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-50-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-49-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-44-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-42-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-40-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-38-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-34-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-32-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-28-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-2-0x0000000005200000-0x0000000005392000-memory.dmp

Filesize
1.6MB

Download
memory/5032-24-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-20-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-18-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-4-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-10-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-8-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-6-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-52-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-46-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-36-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-30-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-23-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-14-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-3-0x0000000005200000-0x000000000538C000-memory.dmp

Filesize
1.5MB

Download
memory/5032-1077-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/5032-1078-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/5032-1079-0x0000000005390000-0x000000000549C000-memory.dmp

Filesize
1.0MB

Download
memory/5032-1080-0x00000000054A0000-0x00000000054EC000-memory.dmp

Filesize
304KB

Download
memory/5032-1082-0x0000000005800000-0x0000000005866000-memory.dmp

Filesize
408KB

Download
memory/5032-1081-0x0000000005720000-0x00000000057B2000-memory.dmp

Filesize
584KB

Download
memory/5032-1083-0x0000000005E20000-0x00000000063C4000-memory.dmp

Filesize
5.6MB

Download
memory/5032-1087-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/5032-1088-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download
memory/5032-1-0x0000000000610000-0x00000000007C4000-memory.dmp

Filesize
1.7MB

Download
memory/5032-0-0x000000007523E000-0x000000007523F000-memory.dmp

Filesize
4KB

Download
memory/5032-1089-0x0000000005D50000-0x0000000005DA4000-memory.dmp

Filesize
336KB

Download
memory/5032-1093-0x0000000075230000-0x00000000759E0000-memory.dmp

Filesize
7.7MB

Download