3dab301250cdadb7bdbcba09b7f9483ba8b34525f29196c70a38ad01434d2bf1

Analysis

max time kernel
0s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 23:02

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General

Target

17d4eaf380e74e2bf219693355e0e1af.exe
Size

24KB
MD5

17d4eaf380e74e2bf219693355e0e1af
SHA1

237834f0b08c57113b957e51cc758308626bab83
SHA256

3dab301250cdadb7bdbcba09b7f9483ba8b34525f29196c70a38ad01434d2bf1
SHA512

ca86c3e1e1d7ca6c1fdb4e028a788d3aecd580a49dd8360347a64566f8f6148c48420d666f903f18aa3646734c7d9bbc1e6bd9293905d1ec80530d5a8c6abf5e
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5k0:bGS+ZfbJiO8qYoAF

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"	17d4eaf380e74e2bf219693355e0e1af.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	17d4eaf380e74e2bf219693355e0e1af.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1272	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
3000	NETSTAT.EXE
3408	ipconfig.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1272	tasklist.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1640	17d4eaf380e74e2bf219693355e0e1af.exe
1640	17d4eaf380e74e2bf219693355e0e1af.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 1596	1640	17d4eaf380e74e2bf219693355e0e1af.exe	29
PID 1640 wrote to memory of 1596	1640	17d4eaf380e74e2bf219693355e0e1af.exe	29
PID 1640 wrote to memory of 1596	1640	17d4eaf380e74e2bf219693355e0e1af.exe	29
PID 1596 wrote to memory of 3068	1596	cmd.exe	28
PID 1596 wrote to memory of 3068	1596	cmd.exe	28
PID 1596 wrote to memory of 3068	1596	cmd.exe	28
PID 1596 wrote to memory of 3408	1596	cmd.exe	27
PID 1596 wrote to memory of 3408	1596	cmd.exe	27
PID 1596 wrote to memory of 3408	1596	cmd.exe	27
PID 1596 wrote to memory of 1272	1596	cmd.exe	18
PID 1596 wrote to memory of 1272	1596	cmd.exe	18
PID 1596 wrote to memory of 1272	1596	cmd.exe	18

C:\Users\Admin\AppData\Local\Temp\17d4eaf380e74e2bf219693355e0e1af.exe
"C:\Users\Admin\AppData\Local\Temp\17d4eaf380e74e2bf219693355e0e1af.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1640
- 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:1596

C:\Windows\SysWOW64\tasklist.exe
tasklist
1⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:1272

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start
1⤵
PID:1020

C:\Windows\SysWOW64\NETSTAT.EXE
netstat -an
1⤵
- Gathers network information
PID:3000

C:\Windows\SysWOW64\net.exe
net start
1⤵
PID:3644

C:\Windows\SysWOW64\ipconfig.exe
ipconfig /all
1⤵
- Gathers network information
PID:3408

C:\Windows\SysWOW64\cmd.exe
cmd /c set
1⤵
PID:3068

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
7439cd5f8b754498a9b4642131f58c43

SHA1
309e57e66c2f0ab7b588128b9be1108e9c21f0c6

SHA256
fb0193eb79fcc49d9b95f1735930c6fd1556da5bf92729c59aa3005f79b45417

SHA512
c21dafcaec868095ecc8e0c8b6c29ff1312a024248b30bb205146ef5d6b4740788c2c0e7ec58094d0d3858ed27ae9fb72dfc76bac1a0091187fd63af89079965

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads