3ee3f921b057f311545b24db814b6ab8ccdc137901992454ed93a1b1603c1723

Analysis

max time kernel
88s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2024 01:45

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General

Target

6692ec5e0849cb38b2ba681b7c886790.exe
Size

24KB
MD5

6692ec5e0849cb38b2ba681b7c886790
SHA1

451c57c11a62e15f466148a40c675f724c7152ba
SHA256

3ee3f921b057f311545b24db814b6ab8ccdc137901992454ed93a1b1603c1723
SHA512

43fce8b6510d66d08799516954270a215937b836d2eef68d2b981ad1fdf884f1235f8206d66afed3f133f92c5fb622c71c89d06ef4779f063a8730db0035bbdb
SSDEEP

384:E3eVES+/xwGkRKJGXolM61qmTTMVF9/q5p0:bGS+ZfbJG4O8qYoAW

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"	6692ec5e0849cb38b2ba681b7c886790.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	6692ec5e0849cb38b2ba681b7c886790.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2132	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
1184	ipconfig.exe
4396	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	tasklist.exe
Token: SeDebugPrivilege	4396	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3784	6692ec5e0849cb38b2ba681b7c886790.exe
3784	6692ec5e0849cb38b2ba681b7c886790.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3784 wrote to memory of 4048	3784	6692ec5e0849cb38b2ba681b7c886790.exe	93
PID 3784 wrote to memory of 4048	3784	6692ec5e0849cb38b2ba681b7c886790.exe	93
PID 3784 wrote to memory of 4048	3784	6692ec5e0849cb38b2ba681b7c886790.exe	93
PID 4048 wrote to memory of 4940	4048	cmd.exe	91
PID 4048 wrote to memory of 4940	4048	cmd.exe	91
PID 4048 wrote to memory of 4940	4048	cmd.exe	91
PID 4048 wrote to memory of 1184	4048	cmd.exe	90
PID 4048 wrote to memory of 1184	4048	cmd.exe	90
PID 4048 wrote to memory of 1184	4048	cmd.exe	90
PID 4048 wrote to memory of 2132	4048	cmd.exe	89
PID 4048 wrote to memory of 2132	4048	cmd.exe	89
PID 4048 wrote to memory of 2132	4048	cmd.exe	89
PID 4048 wrote to memory of 3568	4048	cmd.exe	95
PID 4048 wrote to memory of 3568	4048	cmd.exe	95
PID 4048 wrote to memory of 3568	4048	cmd.exe	95
PID 3568 wrote to memory of 4332	3568	net.exe	96
PID 3568 wrote to memory of 4332	3568	net.exe	96
PID 3568 wrote to memory of 4332	3568	net.exe	96
PID 4048 wrote to memory of 4396	4048	cmd.exe	97
PID 4048 wrote to memory of 4396	4048	cmd.exe	97
PID 4048 wrote to memory of 4396	4048	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\6692ec5e0849cb38b2ba681b7c886790.exe
"C:\Users\Admin\AppData\Local\Temp\6692ec5e0849cb38b2ba681b7c886790.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3784
- 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:4048
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3568
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:4332
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4396

C:\Windows\SysWOW64\tasklist.exe
tasklist
1⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2132

C:\Windows\SysWOW64\ipconfig.exe
ipconfig /all
1⤵
- Gathers network information
PID:1184

C:\Windows\SysWOW64\cmd.exe
cmd /c set
1⤵
PID:4940

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
7f2017b60cc590125b026d3677700a93

SHA1
e4e934c153c03bacd9ae9b47e0d687322c18c643

SHA256
eee546c7368bcf11c44bc04b4a6bc8116e551bb3379e33d1291bed836049b886

SHA512
de9817e3e568af90497d02c1d2dece20b5adab48ee2a0a47c5c270e2074dc770ad6e2d5e456cbe77dfe1fef5befadc7bad8f5fcd66a82e3fb910587466a4e6e4

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads