f30ddd5555c5b60d7010b20fd6feb216717401d73f28b68c31ee4b555d53e061

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, 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
2784	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
1072	ipconfig.exe
1164	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	tasklist.exe
Token: SeDebugPrivilege	1164	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
308	63fe734e3127fcb4a381dbb11f537e54.exe
308	63fe734e3127fcb4a381dbb11f537e54.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 308 wrote to memory of 1768	308	63fe734e3127fcb4a381dbb11f537e54.exe	28
PID 308 wrote to memory of 1768	308	63fe734e3127fcb4a381dbb11f537e54.exe	28
PID 308 wrote to memory of 1768	308	63fe734e3127fcb4a381dbb11f537e54.exe	28
PID 308 wrote to memory of 1768	308	63fe734e3127fcb4a381dbb11f537e54.exe	28
PID 1768 wrote to memory of 2332	1768	cmd.exe	30
PID 1768 wrote to memory of 2332	1768	cmd.exe	30
PID 1768 wrote to memory of 2332	1768	cmd.exe	30
PID 1768 wrote to memory of 2332	1768	cmd.exe	30
PID 1768 wrote to memory of 1072	1768	cmd.exe	31
PID 1768 wrote to memory of 1072	1768	cmd.exe	31
PID 1768 wrote to memory of 1072	1768	cmd.exe	31
PID 1768 wrote to memory of 1072	1768	cmd.exe	31
PID 1768 wrote to memory of 2784	1768	cmd.exe	32
PID 1768 wrote to memory of 2784	1768	cmd.exe	32
PID 1768 wrote to memory of 2784	1768	cmd.exe	32
PID 1768 wrote to memory of 2784	1768	cmd.exe	32
PID 1768 wrote to memory of 2748	1768	cmd.exe	34
PID 1768 wrote to memory of 2748	1768	cmd.exe	34
PID 1768 wrote to memory of 2748	1768	cmd.exe	34
PID 1768 wrote to memory of 2748	1768	cmd.exe	34
PID 2748 wrote to memory of 2724	2748	net.exe	35
PID 2748 wrote to memory of 2724	2748	net.exe	35
PID 2748 wrote to memory of 2724	2748	net.exe	35
PID 2748 wrote to memory of 2724	2748	net.exe	35
PID 1768 wrote to memory of 1164	1768	cmd.exe	36
PID 1768 wrote to memory of 1164	1768	cmd.exe	36
PID 1768 wrote to memory of 1164	1768	cmd.exe	36
PID 1768 wrote to memory of 1164	1768	cmd.exe	36

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:308
- 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:1768
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2332
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1072
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2784
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2748
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2724
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:1164

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
accb35fe48db448371c40186aff87a89

SHA1
f3fd90f98bdfa9d968172c13fe0522fded798972

SHA256
f613ef92a4caf66f2da6ba6118053cb89845e208d0a7e7b0b3c1aa828c806e04

SHA512
b0ce1d2215ae39278da05f39483537762deb0b617c63bc8e56209eb8f0172911eec6686ceec4ad4a7f4aeb535678c43363b15b280dbeeb23d8d0d86c57c679ab

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads