93038943f5e84e2bca1ad4d79a425f853f18c9bc07da224ad94735201e744fb0

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 06:09

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General

Target

0a81e854e6e1101bcf9de5ef23224673.exe
Size

24KB
MD5

0a81e854e6e1101bcf9de5ef23224673
SHA1

a440f984bfc59732134649674371035686382307
SHA256

93038943f5e84e2bca1ad4d79a425f853f18c9bc07da224ad94735201e744fb0
SHA512

7dd4018395d4144304db378c8caab0be93aef5b78598d705038af3f5f39945a3a9380dc748777dcdc98d6d813b14838d1f3c897e0dc28b1efb802622c8d95754
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5x0:bGS+ZfbJiO8qYoAu

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"	0a81e854e6e1101bcf9de5ef23224673.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	0a81e854e6e1101bcf9de5ef23224673.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1744	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
2868	ipconfig.exe
3440	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1744	tasklist.exe
Token: SeDebugPrivilege	3440	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4684	0a81e854e6e1101bcf9de5ef23224673.exe
4684	0a81e854e6e1101bcf9de5ef23224673.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 3672	4684	0a81e854e6e1101bcf9de5ef23224673.exe	90
PID 4684 wrote to memory of 3672	4684	0a81e854e6e1101bcf9de5ef23224673.exe	90
PID 4684 wrote to memory of 3672	4684	0a81e854e6e1101bcf9de5ef23224673.exe	90
PID 3672 wrote to memory of 3740	3672	cmd.exe	93
PID 3672 wrote to memory of 3740	3672	cmd.exe	93
PID 3672 wrote to memory of 3740	3672	cmd.exe	93
PID 3672 wrote to memory of 2868	3672	cmd.exe	92
PID 3672 wrote to memory of 2868	3672	cmd.exe	92
PID 3672 wrote to memory of 2868	3672	cmd.exe	92
PID 3672 wrote to memory of 1744	3672	cmd.exe	94
PID 3672 wrote to memory of 1744	3672	cmd.exe	94
PID 3672 wrote to memory of 1744	3672	cmd.exe	94
PID 3672 wrote to memory of 1556	3672	cmd.exe	97
PID 3672 wrote to memory of 1556	3672	cmd.exe	97
PID 3672 wrote to memory of 1556	3672	cmd.exe	97
PID 1556 wrote to memory of 2932	1556	net.exe	98
PID 1556 wrote to memory of 2932	1556	net.exe	98
PID 1556 wrote to memory of 2932	1556	net.exe	98
PID 3672 wrote to memory of 3440	3672	cmd.exe	99
PID 3672 wrote to memory of 3440	3672	cmd.exe	99
PID 3672 wrote to memory of 3440	3672	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\0a81e854e6e1101bcf9de5ef23224673.exe
"C:\Users\Admin\AppData\Local\Temp\0a81e854e6e1101bcf9de5ef23224673.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4684
- 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:3672
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2868
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3740
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1744
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1556
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2932
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:3440

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

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Downloads

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

Filesize
15KB

MD5
15b9df96c5c00ab82984f3933e8c2ccf

SHA1
e9150859bcb6b4bb087d37c32c013e20f2ec8bf8

SHA256
f9f515f93767445be5d63397df088cb0068e318835538e1dbaa408294d689785

SHA512
f2602d5544c2cd45a5cffb33b410620053e3f0fe3adf87521f125775bb6ba5d1c30d20150afb6f217d59865809680e0b081d9c0139ba1a86e574fb23939a6b3e

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads