fa2ed49f7acb98e5ee031791b231c0b2f438041456d1ac1ebc0321917522d33e

Analysis

max time kernel
118s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 13:01

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General

Target

371d90827e7dcab75fe0648480b14d64.exe
Size

24KB
MD5

371d90827e7dcab75fe0648480b14d64
SHA1

aebde35d6934366bed6733180e57dbfaa12cc0e8
SHA256

fa2ed49f7acb98e5ee031791b231c0b2f438041456d1ac1ebc0321917522d33e
SHA512

8d70800b4f3f74abf993d1593a43545e70f665e1809ed198c2b0745d47fd5e1274ea5d0fb3bd42669798e75cf813ea2bffb07cb5da589002e9c6e49dcfb18ae9
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5D0:bGS+ZfbJiO8qYoAo

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"	371d90827e7dcab75fe0648480b14d64.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	371d90827e7dcab75fe0648480b14d64.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2528	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
2196	ipconfig.exe
3024	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2528	tasklist.exe
Token: SeDebugPrivilege	3024	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1344	371d90827e7dcab75fe0648480b14d64.exe
1344	371d90827e7dcab75fe0648480b14d64.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 2672	1344	371d90827e7dcab75fe0648480b14d64.exe	28
PID 1344 wrote to memory of 2672	1344	371d90827e7dcab75fe0648480b14d64.exe	28
PID 1344 wrote to memory of 2672	1344	371d90827e7dcab75fe0648480b14d64.exe	28
PID 1344 wrote to memory of 2672	1344	371d90827e7dcab75fe0648480b14d64.exe	28
PID 2672 wrote to memory of 2180	2672	cmd.exe	30
PID 2672 wrote to memory of 2180	2672	cmd.exe	30
PID 2672 wrote to memory of 2180	2672	cmd.exe	30
PID 2672 wrote to memory of 2180	2672	cmd.exe	30
PID 2672 wrote to memory of 2196	2672	cmd.exe	31
PID 2672 wrote to memory of 2196	2672	cmd.exe	31
PID 2672 wrote to memory of 2196	2672	cmd.exe	31
PID 2672 wrote to memory of 2196	2672	cmd.exe	31
PID 2672 wrote to memory of 2528	2672	cmd.exe	32
PID 2672 wrote to memory of 2528	2672	cmd.exe	32
PID 2672 wrote to memory of 2528	2672	cmd.exe	32
PID 2672 wrote to memory of 2528	2672	cmd.exe	32
PID 2672 wrote to memory of 2852	2672	cmd.exe	34
PID 2672 wrote to memory of 2852	2672	cmd.exe	34
PID 2672 wrote to memory of 2852	2672	cmd.exe	34
PID 2672 wrote to memory of 2852	2672	cmd.exe	34
PID 2852 wrote to memory of 2864	2852	net.exe	35
PID 2852 wrote to memory of 2864	2852	net.exe	35
PID 2852 wrote to memory of 2864	2852	net.exe	35
PID 2852 wrote to memory of 2864	2852	net.exe	35
PID 2672 wrote to memory of 3024	2672	cmd.exe	36
PID 2672 wrote to memory of 3024	2672	cmd.exe	36
PID 2672 wrote to memory of 3024	2672	cmd.exe	36
PID 2672 wrote to memory of 3024	2672	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\371d90827e7dcab75fe0648480b14d64.exe
"C:\Users\Admin\AppData\Local\Temp\371d90827e7dcab75fe0648480b14d64.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1344
- 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:2672
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2180
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2196
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2528
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2864
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:3024

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
ff4269ba8150250f34786ad214739bfd

SHA1
e8d2cbb4383b4a14a570566d33dd5950baf73759

SHA256
9a4cb81bad1a548da529d7d27f9a4b7c96cc3968d0e20bae8821ee51544f034f

SHA512
12b05259d7fa019be9c92171cc7be864bc65a97219c42d6ad68a7ab2af28424e0ac9a2dd4566c4c5b6d818eb4d58e95b15bdb36f4bb2d279072ecb3e32d8eae0

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads