f30c814eb8a2a7ca009e88bd19a0f8d1bf0e73581119021e1afb4304c2f6ca2b

Analysis

max time kernel
138s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 23:33

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General

Target

20244548be2cbbda96dfb71ff6c5ebc7.exe
Size

24KB
MD5

20244548be2cbbda96dfb71ff6c5ebc7
SHA1

f01330b92fdc338cb237e8f68b914956e19e6b99
SHA256

f30c814eb8a2a7ca009e88bd19a0f8d1bf0e73581119021e1afb4304c2f6ca2b
SHA512

c46c09f9539309f9e839ffd6e0e8b1519a6e0ef0f6eeefcc52e8c5034cc90e2dbe73fbba0fdd1fc07f9a9bac7c1139f0071f0e12937524e9c9b40ba409abd783
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5L0:bGS+ZfbJiO8qYoAA

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"	20244548be2cbbda96dfb71ff6c5ebc7.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	20244548be2cbbda96dfb71ff6c5ebc7.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1216	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
4844	ipconfig.exe
3204	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1216	tasklist.exe
Token: SeDebugPrivilege	3204	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3748	20244548be2cbbda96dfb71ff6c5ebc7.exe
3748	20244548be2cbbda96dfb71ff6c5ebc7.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 848	3748	20244548be2cbbda96dfb71ff6c5ebc7.exe	29
PID 3748 wrote to memory of 848	3748	20244548be2cbbda96dfb71ff6c5ebc7.exe	29
PID 3748 wrote to memory of 848	3748	20244548be2cbbda96dfb71ff6c5ebc7.exe	29
PID 848 wrote to memory of 1620	848	cmd.exe	24
PID 848 wrote to memory of 1620	848	cmd.exe	24
PID 848 wrote to memory of 1620	848	cmd.exe	24
PID 848 wrote to memory of 4844	848	cmd.exe	20
PID 848 wrote to memory of 4844	848	cmd.exe	20
PID 848 wrote to memory of 4844	848	cmd.exe	20
PID 848 wrote to memory of 1216	848	cmd.exe	21
PID 848 wrote to memory of 1216	848	cmd.exe	21
PID 848 wrote to memory of 1216	848	cmd.exe	21
PID 848 wrote to memory of 4548	848	cmd.exe	28
PID 848 wrote to memory of 4548	848	cmd.exe	28
PID 848 wrote to memory of 4548	848	cmd.exe	28
PID 4548 wrote to memory of 428	4548	net.exe	27
PID 4548 wrote to memory of 428	4548	net.exe	27
PID 4548 wrote to memory of 428	4548	net.exe	27
PID 848 wrote to memory of 3204	848	cmd.exe	26
PID 848 wrote to memory of 3204	848	cmd.exe	26
PID 848 wrote to memory of 3204	848	cmd.exe	26

C:\Users\Admin\AppData\Local\Temp\20244548be2cbbda96dfb71ff6c5ebc7.exe
"C:\Users\Admin\AppData\Local\Temp\20244548be2cbbda96dfb71ff6c5ebc7.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3748
- 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:848

C:\Windows\SysWOW64\ipconfig.exe
ipconfig /all
1⤵
- Gathers network information
PID:4844

C:\Windows\SysWOW64\tasklist.exe
tasklist
1⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1216

C:\Windows\SysWOW64\cmd.exe
cmd /c set
1⤵
PID:1620

C:\Windows\SysWOW64\NETSTAT.EXE
netstat -an
1⤵
- Gathers network information
- Suspicious use of AdjustPrivilegeToken
PID:3204

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start
1⤵
PID:428

C:\Windows\SysWOW64\net.exe
net start
1⤵
- Suspicious use of WriteProcessMemory
PID:4548

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
2a861bcb15a505b140f9893cb0870dd4

SHA1
95e6aca4c4ae3d4d1cce8b996eac1e5b6c455d75

SHA256
13104ead297053910f6d9acfb0b1a9735c782d3258f469b74474e7cab0fb2470

SHA512
cec819f3a148a35ed8e3c581416c7a34ac3cf66460ba44ec044880d3e8d80664cb8f55aaff75071b6a818f1b497f7e54a3b49830149fb016c50fb96e60bdce46

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads