3967c668a663e65365304f44a4d9fab68a4b06d0bacfba31577bc0a969dab519

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/01/2024, 10:06

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General

Target

651de922a12f6b200f80947a2cf78555.exe
Size

24KB
MD5

651de922a12f6b200f80947a2cf78555
SHA1

447dabe72edef0291117ec8174c317ce0c0c5dfd
SHA256

3967c668a663e65365304f44a4d9fab68a4b06d0bacfba31577bc0a969dab519
SHA512

3cbb90c81c20bf0e86d933c618bd6e3bc30748d2552af556b6bd05ebfa539780a2ae220c95ca6cb57fa56f6547fd109b6887f62d06a531338c270fd37f727972
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5G0:bGS+ZfbJiO8qYoAv

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"	651de922a12f6b200f80947a2cf78555.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	651de922a12f6b200f80947a2cf78555.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2768	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
2324	ipconfig.exe
2752	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	tasklist.exe
Token: SeDebugPrivilege	2752	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1700	651de922a12f6b200f80947a2cf78555.exe
1700	651de922a12f6b200f80947a2cf78555.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2812	1700	651de922a12f6b200f80947a2cf78555.exe	28
PID 1700 wrote to memory of 2812	1700	651de922a12f6b200f80947a2cf78555.exe	28
PID 1700 wrote to memory of 2812	1700	651de922a12f6b200f80947a2cf78555.exe	28
PID 1700 wrote to memory of 2812	1700	651de922a12f6b200f80947a2cf78555.exe	28
PID 2812 wrote to memory of 2652	2812	cmd.exe	30
PID 2812 wrote to memory of 2652	2812	cmd.exe	30
PID 2812 wrote to memory of 2652	2812	cmd.exe	30
PID 2812 wrote to memory of 2652	2812	cmd.exe	30
PID 2812 wrote to memory of 2324	2812	cmd.exe	31
PID 2812 wrote to memory of 2324	2812	cmd.exe	31
PID 2812 wrote to memory of 2324	2812	cmd.exe	31
PID 2812 wrote to memory of 2324	2812	cmd.exe	31
PID 2812 wrote to memory of 2768	2812	cmd.exe	32
PID 2812 wrote to memory of 2768	2812	cmd.exe	32
PID 2812 wrote to memory of 2768	2812	cmd.exe	32
PID 2812 wrote to memory of 2768	2812	cmd.exe	32
PID 2812 wrote to memory of 2796	2812	cmd.exe	34
PID 2812 wrote to memory of 2796	2812	cmd.exe	34
PID 2812 wrote to memory of 2796	2812	cmd.exe	34
PID 2812 wrote to memory of 2796	2812	cmd.exe	34
PID 2796 wrote to memory of 2828	2796	net.exe	35
PID 2796 wrote to memory of 2828	2796	net.exe	35
PID 2796 wrote to memory of 2828	2796	net.exe	35
PID 2796 wrote to memory of 2828	2796	net.exe	35
PID 2812 wrote to memory of 2752	2812	cmd.exe	36
PID 2812 wrote to memory of 2752	2812	cmd.exe	36
PID 2812 wrote to memory of 2752	2812	cmd.exe	36
PID 2812 wrote to memory of 2752	2812	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\651de922a12f6b200f80947a2cf78555.exe
"C:\Users\Admin\AppData\Local\Temp\651de922a12f6b200f80947a2cf78555.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700
- 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:2812
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2652
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2324
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2768
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2828
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2752

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
8KB

MD5
d6f3aed8aadd2cc98db091226820f9ff

SHA1
85cb9de45e160bfa3fc5dc7441ebe571b13a8212

SHA256
058764893241f3292fbd00e8f39aabee943e2ab723ec5e74dc212d70cd27b0d7

SHA512
d5564c6274cbba245fcae7ee0d50692faa6904cb373207ddd7d6a28db489e9161b7898e0f7026494e60def1db255cb9d9854f0268aaac5eded81e1c35dbb3587

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads