906e2b6f50b5b228174f20b45e614b80606589de602c1e2b49e0311ed73396c9

Analysis

max time kernel
147s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 00:07

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General

Target

a0b352c83af0acd62f6f869e689c4ea7.exe
Size

24KB
MD5

a0b352c83af0acd62f6f869e689c4ea7
SHA1

e2a5645f2e368332bf129c1a7c3372feef65ff5b
SHA256

906e2b6f50b5b228174f20b45e614b80606589de602c1e2b49e0311ed73396c9
SHA512

c5ec97e3396d4b9fed2ce6b55a7ceae3dd50bc2bc492efcc2d780187d6e323a852ada0de75b465368447b3c8c14031a412cc91512a9abe3a76a8eb091f8a386b
SSDEEP

384:E3eVES+/xwGkRKJ3cZlM61qmTTMVF9/q5e80:bGS+ZfbJMZO8qYoAet

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"	a0b352c83af0acd62f6f869e689c4ea7.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	a0b352c83af0acd62f6f869e689c4ea7.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2008	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
3480	NETSTAT.EXE
4568	ipconfig.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	tasklist.exe
Token: SeDebugPrivilege	3480	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1492	a0b352c83af0acd62f6f869e689c4ea7.exe
1492	a0b352c83af0acd62f6f869e689c4ea7.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 820	1492	a0b352c83af0acd62f6f869e689c4ea7.exe	86
PID 1492 wrote to memory of 820	1492	a0b352c83af0acd62f6f869e689c4ea7.exe	86
PID 1492 wrote to memory of 820	1492	a0b352c83af0acd62f6f869e689c4ea7.exe	86
PID 820 wrote to memory of 4944	820	cmd.exe	88
PID 820 wrote to memory of 4944	820	cmd.exe	88
PID 820 wrote to memory of 4944	820	cmd.exe	88
PID 820 wrote to memory of 4568	820	cmd.exe	89
PID 820 wrote to memory of 4568	820	cmd.exe	89
PID 820 wrote to memory of 4568	820	cmd.exe	89
PID 820 wrote to memory of 2008	820	cmd.exe	90
PID 820 wrote to memory of 2008	820	cmd.exe	90
PID 820 wrote to memory of 2008	820	cmd.exe	90
PID 820 wrote to memory of 4656	820	cmd.exe	94
PID 820 wrote to memory of 4656	820	cmd.exe	94
PID 820 wrote to memory of 4656	820	cmd.exe	94
PID 4656 wrote to memory of 4380	4656	net.exe	95
PID 4656 wrote to memory of 4380	4656	net.exe	95
PID 4656 wrote to memory of 4380	4656	net.exe	95
PID 820 wrote to memory of 3480	820	cmd.exe	96
PID 820 wrote to memory of 3480	820	cmd.exe	96
PID 820 wrote to memory of 3480	820	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\a0b352c83af0acd62f6f869e689c4ea7.exe
"C:\Users\Admin\AppData\Local\Temp\a0b352c83af0acd62f6f869e689c4ea7.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492
- 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:820
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:4944
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4568
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2008
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4656
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:4380
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:3480

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
b7f87aab159abb5a36a5d6f8f5bea1a8

SHA1
ae71f2e770a974e931c1de6d9a6512c63658a8d5

SHA256
cdf6b79f5553366a863f0f4e830cffbab6bd2aa5aed199185216d69a0406c22c

SHA512
08f9c7b09fcb43fbbd40a70e7413f633fc4076117e23e7e511d698f19302e739534be9007cf8c0026f7a03a2b63483a211b6fa37100e371f3a6bf608f063d12a

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads