2a68d4a37c07e5fdfc4cb4bbfaa941d23455f10a54e95868fa6ae7a15d7747de

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2024 15:50

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General

Target

6fd0163b50d43d75dfdf53f4ace5ca89.exe
Size

24KB
MD5

6fd0163b50d43d75dfdf53f4ace5ca89
SHA1

000ef8c2bef05e99e9da2bf07d443082c168693a
SHA256

2a68d4a37c07e5fdfc4cb4bbfaa941d23455f10a54e95868fa6ae7a15d7747de
SHA512

ee842a29db7b1ec28c7f79fe82886be66377b07b478026afde842a6f57da4d6cd0d7d761ce8debe91a390f09f63a9954164b77cb59f14dc9ed142290ea6715d5
SSDEEP

384:E3eVES+/xwGkRKJzqlM61qmTTMVF9/q5I0:bGS+ZfbJuO8qYoAx

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"	6fd0163b50d43d75dfdf53f4ace5ca89.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	6fd0163b50d43d75dfdf53f4ace5ca89.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4560	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
4572	ipconfig.exe
4320	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4560	tasklist.exe
Token: SeDebugPrivilege	4320	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1436	6fd0163b50d43d75dfdf53f4ace5ca89.exe
1436	6fd0163b50d43d75dfdf53f4ace5ca89.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1436 wrote to memory of 3860	1436	6fd0163b50d43d75dfdf53f4ace5ca89.exe	85
PID 1436 wrote to memory of 3860	1436	6fd0163b50d43d75dfdf53f4ace5ca89.exe	85
PID 1436 wrote to memory of 3860	1436	6fd0163b50d43d75dfdf53f4ace5ca89.exe	85
PID 3860 wrote to memory of 3856	3860	cmd.exe	87
PID 3860 wrote to memory of 3856	3860	cmd.exe	87
PID 3860 wrote to memory of 3856	3860	cmd.exe	87
PID 3860 wrote to memory of 4572	3860	cmd.exe	89
PID 3860 wrote to memory of 4572	3860	cmd.exe	89
PID 3860 wrote to memory of 4572	3860	cmd.exe	89
PID 3860 wrote to memory of 4560	3860	cmd.exe	90
PID 3860 wrote to memory of 4560	3860	cmd.exe	90
PID 3860 wrote to memory of 4560	3860	cmd.exe	90
PID 3860 wrote to memory of 1988	3860	cmd.exe	93
PID 3860 wrote to memory of 1988	3860	cmd.exe	93
PID 3860 wrote to memory of 1988	3860	cmd.exe	93
PID 1988 wrote to memory of 2264	1988	net.exe	94
PID 1988 wrote to memory of 2264	1988	net.exe	94
PID 1988 wrote to memory of 2264	1988	net.exe	94
PID 3860 wrote to memory of 4320	3860	cmd.exe	96
PID 3860 wrote to memory of 4320	3860	cmd.exe	96
PID 3860 wrote to memory of 4320	3860	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\6fd0163b50d43d75dfdf53f4ace5ca89.exe
"C:\Users\Admin\AppData\Local\Temp\6fd0163b50d43d75dfdf53f4ace5ca89.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1436
- 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:3860
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3856
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4572
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4560
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1988
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2264
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4320

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
14KB

MD5
e1772a914093d134a1a14a93f249b460

SHA1
cbe5779296312cc2ef4bab1bc180d6867a765c03

SHA256
2f8c94ae697f0480170534775a0c6fd9a3ed8e08c67de67f7f529f5c0b1cdeb6

SHA512
66bb8350713d38c5e944d4025e6d100f230150a1c4d2eedaaf5af1e7d91594967d62400faecf84d2a94ecf7a354a47c1c5df902f3964237f82ce083d05a71f5e

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads