3526c8e772df5af10fd7ac5a467b1cfea71351949a3d082c94d02c11c8051675

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2024, 16:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8fa6705cafa0b85c86a0c262ad2710c7.exe
Size

24KB
MD5

8fa6705cafa0b85c86a0c262ad2710c7
SHA1

db82ee15066dfdbe3f24c5afe3536cf3cdc216fb
SHA256

3526c8e772df5af10fd7ac5a467b1cfea71351949a3d082c94d02c11c8051675
SHA512

cba56394d1e525717f2183f8c4ddc630d552e409f9e60973717d9c5e0f4b760c64ab5646bb1f99cf5fcd50cfa96ad86116c30c3be01efc87d4175f815cc34f9b
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5e0:bGS+ZfbJiO8qYoAX

Score

6^/10

persistence

Malware Config

Signatures

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Start GeekBuddy = "C:\\Program Files\\Common Files\\Microsoft Shared\\Web Folders\\1033\\spoolsv.exe"	8fa6705cafa0b85c86a0c262ad2710c7.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe	8fa6705cafa0b85c86a0c262ad2710c7.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1524	tasklist.exe

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2156	ipconfig.exe
5104	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1524	tasklist.exe
Token: SeDebugPrivilege	5104	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1768	8fa6705cafa0b85c86a0c262ad2710c7.exe
1768	8fa6705cafa0b85c86a0c262ad2710c7.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 3412	1768	8fa6705cafa0b85c86a0c262ad2710c7.exe	84
PID 1768 wrote to memory of 3412	1768	8fa6705cafa0b85c86a0c262ad2710c7.exe	84
PID 1768 wrote to memory of 3412	1768	8fa6705cafa0b85c86a0c262ad2710c7.exe	84
PID 3412 wrote to memory of 992	3412	cmd.exe	86
PID 3412 wrote to memory of 992	3412	cmd.exe	86
PID 3412 wrote to memory of 992	3412	cmd.exe	86
PID 3412 wrote to memory of 2156	3412	cmd.exe	87
PID 3412 wrote to memory of 2156	3412	cmd.exe	87
PID 3412 wrote to memory of 2156	3412	cmd.exe	87
PID 3412 wrote to memory of 1524	3412	cmd.exe	88
PID 3412 wrote to memory of 1524	3412	cmd.exe	88
PID 3412 wrote to memory of 1524	3412	cmd.exe	88
PID 3412 wrote to memory of 1860	3412	cmd.exe	90
PID 3412 wrote to memory of 1860	3412	cmd.exe	90
PID 3412 wrote to memory of 1860	3412	cmd.exe	90
PID 1860 wrote to memory of 2588	1860	net.exe	91
PID 1860 wrote to memory of 2588	1860	net.exe	91
PID 1860 wrote to memory of 2588	1860	net.exe	91
PID 3412 wrote to memory of 5104	3412	cmd.exe	92
PID 3412 wrote to memory of 5104	3412	cmd.exe	92
PID 3412 wrote to memory of 5104	3412	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\8fa6705cafa0b85c86a0c262ad2710c7.exe
"C:\Users\Admin\AppData\Local\Temp\8fa6705cafa0b85c86a0c262ad2710c7.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3412
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:992
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2156
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1524
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1860
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2588
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:5104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

Process Discovery

T1057

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\??\c:\windows\temp\flash.log

Filesize
13KB

MD5
20810cc461e9716da6323b7468662890

SHA1
bf8143fa6e30449439e2adf6b710dddc3f591093

SHA256
a26d6d3f33a32a1b86861a2668a96aa0a9baaffd88c61773e048418fe78b2885

SHA512
b3ae16a171fb7789032619cbf2936074d02dbc0ed68c8e199cc2317b163f46c1b0661ff13cb82e75a014c1ffa78e7c1fecc8d9ae0338f84da47f65b2a67086ea

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads