f30ddd5555c5b60d7010b20fd6feb216717401d73f28b68c31ee4b555d53e061

Analysis

max time kernel
143s
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
18/01/2024, 00:22

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General

Target

63fe734e3127fcb4a381dbb11f537e54.exe
Size

24KB
MD5

63fe734e3127fcb4a381dbb11f537e54
SHA1

2172859ae3144a7df10889f409520fe8d4fb73dc
SHA256

f30ddd5555c5b60d7010b20fd6feb216717401d73f28b68c31ee4b555d53e061
SHA512

f6bfe8969c218fbae939df7bec5a6b1878eafd08296a3e44f0a865241da056f11d5820d7d540275e96ef30f95ffb92e8986b1d7eeca23bde904428fb7e2f903c
SSDEEP

384:E3eVES+/xwGkRKJXtlM61qmTTMVF9/q5P0:bGS+ZfbJ9O8qYoAs

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"	63fe734e3127fcb4a381dbb11f537e54.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	63fe734e3127fcb4a381dbb11f537e54.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4508	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
2480	ipconfig.exe
4004	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	tasklist.exe
Token: SeDebugPrivilege	4004	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2964	63fe734e3127fcb4a381dbb11f537e54.exe
2964	63fe734e3127fcb4a381dbb11f537e54.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 4888	2964	63fe734e3127fcb4a381dbb11f537e54.exe	85
PID 2964 wrote to memory of 4888	2964	63fe734e3127fcb4a381dbb11f537e54.exe	85
PID 2964 wrote to memory of 4888	2964	63fe734e3127fcb4a381dbb11f537e54.exe	85
PID 4888 wrote to memory of 684	4888	cmd.exe	87
PID 4888 wrote to memory of 684	4888	cmd.exe	87
PID 4888 wrote to memory of 684	4888	cmd.exe	87
PID 4888 wrote to memory of 2480	4888	cmd.exe	88
PID 4888 wrote to memory of 2480	4888	cmd.exe	88
PID 4888 wrote to memory of 2480	4888	cmd.exe	88
PID 4888 wrote to memory of 4508	4888	cmd.exe	90
PID 4888 wrote to memory of 4508	4888	cmd.exe	90
PID 4888 wrote to memory of 4508	4888	cmd.exe	90
PID 4888 wrote to memory of 3736	4888	cmd.exe	93
PID 4888 wrote to memory of 3736	4888	cmd.exe	93
PID 4888 wrote to memory of 3736	4888	cmd.exe	93
PID 3736 wrote to memory of 2252	3736	net.exe	94
PID 3736 wrote to memory of 2252	3736	net.exe	94
PID 3736 wrote to memory of 2252	3736	net.exe	94
PID 4888 wrote to memory of 4004	4888	cmd.exe	95
PID 4888 wrote to memory of 4004	4888	cmd.exe	95
PID 4888 wrote to memory of 4004	4888	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\63fe734e3127fcb4a381dbb11f537e54.exe
"C:\Users\Admin\AppData\Local\Temp\63fe734e3127fcb4a381dbb11f537e54.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2964
- 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:4888
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:684
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2480
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4508
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3736
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2252
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4004

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
939a90b467995cf7a126b5118afa225b

SHA1
8d4a6d45df005fbc48c136fd10b4357abf54f18d

SHA256
105a538d39b675eaa7f7064b53e2c064fc0250e8d3622d76c311430173649fd0

SHA512
58065c3f13a579b2b839c5b332a4dde8e2144439b7c2c07b8e3b21b295334f091238bb3271b96ef179d473f65529b9afe972d34c0dc88edc37986b70a9efe979

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads