618458b2e8c823281d3804d0bc8bec41085a3cb0f4633a6599d21bdd83b9f76e

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 21:08

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General

Target

519f584a8a2577c95c1492f096e065e1.exe
Size

24KB
MD5

519f584a8a2577c95c1492f096e065e1
SHA1

6a3a50b841e3480e65fa6bdba61ec05e01cbfaee
SHA256

618458b2e8c823281d3804d0bc8bec41085a3cb0f4633a6599d21bdd83b9f76e
SHA512

5375ba9f48545cae3912f4e50eef5f2754d8f89731ab315ec16d5c682a23ee51a8147ddb248cac984cd1920f7c63694512fbc73fc20f13fe0b5f19b4174f5c36
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5O0:bGS+ZfbJiO8qYoAn

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"	519f584a8a2577c95c1492f096e065e1.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	519f584a8a2577c95c1492f096e065e1.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
3952	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
1280	ipconfig.exe
3692	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3952	tasklist.exe
Token: SeDebugPrivilege	3692	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3700	519f584a8a2577c95c1492f096e065e1.exe
3700	519f584a8a2577c95c1492f096e065e1.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 3304	3700	519f584a8a2577c95c1492f096e065e1.exe	89
PID 3700 wrote to memory of 3304	3700	519f584a8a2577c95c1492f096e065e1.exe	89
PID 3700 wrote to memory of 3304	3700	519f584a8a2577c95c1492f096e065e1.exe	89
PID 3304 wrote to memory of 4452	3304	cmd.exe	91
PID 3304 wrote to memory of 4452	3304	cmd.exe	91
PID 3304 wrote to memory of 4452	3304	cmd.exe	91
PID 3304 wrote to memory of 1280	3304	cmd.exe	92
PID 3304 wrote to memory of 1280	3304	cmd.exe	92
PID 3304 wrote to memory of 1280	3304	cmd.exe	92
PID 3304 wrote to memory of 3952	3304	cmd.exe	93
PID 3304 wrote to memory of 3952	3304	cmd.exe	93
PID 3304 wrote to memory of 3952	3304	cmd.exe	93
PID 3304 wrote to memory of 4428	3304	cmd.exe	96
PID 3304 wrote to memory of 4428	3304	cmd.exe	96
PID 3304 wrote to memory of 4428	3304	cmd.exe	96
PID 4428 wrote to memory of 3976	4428	net.exe	97
PID 4428 wrote to memory of 3976	4428	net.exe	97
PID 4428 wrote to memory of 3976	4428	net.exe	97
PID 3304 wrote to memory of 3692	3304	cmd.exe	99
PID 3304 wrote to memory of 3692	3304	cmd.exe	99
PID 3304 wrote to memory of 3692	3304	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\519f584a8a2577c95c1492f096e065e1.exe
"C:\Users\Admin\AppData\Local\Temp\519f584a8a2577c95c1492f096e065e1.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3700
- 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:3304
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:4452
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1280
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:3952
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4428
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:3976
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:3692

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
aa957b0084aca709880200883dc300c0

SHA1
0d5d866fdb6b04bd84ec36c30627bab36c64acde

SHA256
8ea6c9b0d83cdfcb96d52d6f0b56375ddd02a850b5b1ac94b322ad79cd3872b3

SHA512
ad92cd06a109cf3e9a1a54b92c2e96545e15d1201f535f5b53281b6aaf0beade6d3fc8e08369182cc998073f7a0343c965f9f3bdb2f3f892db2f8b562793a07f

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads