1eb91772e8c6962a0b5f634cad54192cbcac82a055800d610505ab574d11d0d3

Analysis

max time kernel
149s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 00:09

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General

Target

2123420265056e81e0aeb538a10c6e63.exe
Size

24KB
MD5

2123420265056e81e0aeb538a10c6e63
SHA1

dfcc80ea5a2ce474893894a4c191a215675824cc
SHA256

1eb91772e8c6962a0b5f634cad54192cbcac82a055800d610505ab574d11d0d3
SHA512

8f2f03f2e843ae26af168cdeb79c6002f520d5c4579e72510d4a5f58ae4dd9fbe885d2c95e650b2a1faf94a471fd8adaa3a2ee83637d0207e274a5e7ab3b8324
SSDEEP

384:E3eVES+/xwGkRKJDF5lM61qmTTMVF9/q570:bGS+ZfbJDzO8qYoAQ

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"	2123420265056e81e0aeb538a10c6e63.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	2123420265056e81e0aeb538a10c6e63.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2236	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
628	NETSTAT.EXE
1708	ipconfig.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2236	tasklist.exe
Token: SeDebugPrivilege	628	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
988	2123420265056e81e0aeb538a10c6e63.exe
988	2123420265056e81e0aeb538a10c6e63.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 988 wrote to memory of 3648	988	2123420265056e81e0aeb538a10c6e63.exe	45
PID 988 wrote to memory of 3648	988	2123420265056e81e0aeb538a10c6e63.exe	45
PID 988 wrote to memory of 3648	988	2123420265056e81e0aeb538a10c6e63.exe	45
PID 3648 wrote to memory of 1672	3648	cmd.exe	56
PID 3648 wrote to memory of 1672	3648	cmd.exe	56
PID 3648 wrote to memory of 1672	3648	cmd.exe	56
PID 3648 wrote to memory of 1708	3648	cmd.exe	54
PID 3648 wrote to memory of 1708	3648	cmd.exe	54
PID 3648 wrote to memory of 1708	3648	cmd.exe	54
PID 3648 wrote to memory of 2236	3648	cmd.exe	55
PID 3648 wrote to memory of 2236	3648	cmd.exe	55
PID 3648 wrote to memory of 2236	3648	cmd.exe	55
PID 3648 wrote to memory of 3576	3648	cmd.exe	83
PID 3648 wrote to memory of 3576	3648	cmd.exe	83
PID 3648 wrote to memory of 3576	3648	cmd.exe	83
PID 3576 wrote to memory of 1692	3576	net.exe	84
PID 3576 wrote to memory of 1692	3576	net.exe	84
PID 3576 wrote to memory of 1692	3576	net.exe	84
PID 3648 wrote to memory of 628	3648	cmd.exe	88
PID 3648 wrote to memory of 628	3648	cmd.exe	88
PID 3648 wrote to memory of 628	3648	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\2123420265056e81e0aeb538a10c6e63.exe
"C:\Users\Admin\AppData\Local\Temp\2123420265056e81e0aeb538a10c6e63.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:988
- 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:3648
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1708
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2236
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1672
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3576
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:1692
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:628

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
8a1244867e001547673fddee2dc70402

SHA1
aab8cc1bca8ad3fb6d548017d29ee580b2edf283

SHA256
ad0052477e38125160e3a31bf647432e41c0e7214484c8eb3c9cde0988e70a7a

SHA512
665c04ecec86aeaf417e074a0ca53336ae42065f13ab4584412b2b5401c5ed5d695c28f422e0cdd71978c2068a208bea0a4c1a87ca808cd86b993f45cf79fb3f

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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