af4f135c90db9fc64bcc284ab7d8c3bf7bdfc51b102c9bd1210c8f0173ec549c

Analysis

max time kernel
94s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29-02-2024 09:01

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General

Target

ae230c3fd420db279e635a7c44b7721c.exe
Size

24KB
MD5

ae230c3fd420db279e635a7c44b7721c
SHA1

0308da3e366aa566769facd71b57f61176144e9a
SHA256

af4f135c90db9fc64bcc284ab7d8c3bf7bdfc51b102c9bd1210c8f0173ec549c
SHA512

dbebc3a96172a2840f44c3589c308b2801b06e147c551ac1eddd722a56705d848c8b5926a663a729331d8c0c3b43a509f9ee2096d7f26c50729e8cf1e175c410
SSDEEP

384:E3eVES+/xwGkRKJZ8ZlM61qmTTMVF9/q570:bGS+ZfbJ6ZO8qYoAQ

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"	ae230c3fd420db279e635a7c44b7721c.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	ae230c3fd420db279e635a7c44b7721c.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4908	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
4436	ipconfig.exe
2196	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4908	tasklist.exe
Token: SeDebugPrivilege	2196	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4372	ae230c3fd420db279e635a7c44b7721c.exe
4372	ae230c3fd420db279e635a7c44b7721c.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4372 wrote to memory of 3088	4372	ae230c3fd420db279e635a7c44b7721c.exe	87
PID 4372 wrote to memory of 3088	4372	ae230c3fd420db279e635a7c44b7721c.exe	87
PID 4372 wrote to memory of 3088	4372	ae230c3fd420db279e635a7c44b7721c.exe	87
PID 3088 wrote to memory of 4784	3088	cmd.exe	89
PID 3088 wrote to memory of 4784	3088	cmd.exe	89
PID 3088 wrote to memory of 4784	3088	cmd.exe	89
PID 3088 wrote to memory of 4436	3088	cmd.exe	90
PID 3088 wrote to memory of 4436	3088	cmd.exe	90
PID 3088 wrote to memory of 4436	3088	cmd.exe	90
PID 3088 wrote to memory of 4908	3088	cmd.exe	91
PID 3088 wrote to memory of 4908	3088	cmd.exe	91
PID 3088 wrote to memory of 4908	3088	cmd.exe	91
PID 3088 wrote to memory of 3940	3088	cmd.exe	94
PID 3088 wrote to memory of 3940	3088	cmd.exe	94
PID 3088 wrote to memory of 3940	3088	cmd.exe	94
PID 3940 wrote to memory of 3716	3940	net.exe	96
PID 3940 wrote to memory of 3716	3940	net.exe	96
PID 3940 wrote to memory of 3716	3940	net.exe	96
PID 3088 wrote to memory of 2196	3088	cmd.exe	97
PID 3088 wrote to memory of 2196	3088	cmd.exe	97
PID 3088 wrote to memory of 2196	3088	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\ae230c3fd420db279e635a7c44b7721c.exe
"C:\Users\Admin\AppData\Local\Temp\ae230c3fd420db279e635a7c44b7721c.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4372
- 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:3088
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:4784
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4436
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4908
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3940
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:3716
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2196

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
ef5aa551dc924fa0a4b6f60faa12ffbb

SHA1
b8de24d75778798580000dea80779de9bf35ea6c

SHA256
876913278b6f3e6975f93baaa969a6e1bcbe6fbf29e9978c33a6633a5da77f42

SHA512
2f361f2bca43eec0b10f09bc62f97034335be7119753fd742fcb49d2aa40a8af5be2e80981b949f661f6f489a243e559515de593d755db1b0ce9228e181a5e94

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads