aee87ab11d89ee8fceafdbe48882de46654cd6b07e8ace1c2268b1c12ab8864a

Analysis

max time kernel
90s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 11:08

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General

Target

9b82dbcdef378b319b956047daff7956.exe
Size

24KB
MD5

9b82dbcdef378b319b956047daff7956
SHA1

269647b3bd5f6bfb5f40d52f5e682b3a4250c7b5
SHA256

aee87ab11d89ee8fceafdbe48882de46654cd6b07e8ace1c2268b1c12ab8864a
SHA512

c9d0f647cb5668452764b5d4702cd2d5f3f4b391370dc333090f5da53010054c0d2328815df81e0b486a8cf93228f49996a24604bfa0a04b81f9ef8df280e260
SSDEEP

384:E3eVES+/xwGkRKJrblM61qmTTMVF9/q5jk0:bGS+ZfbJvO8qYoAB

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"	9b82dbcdef378b319b956047daff7956.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	9b82dbcdef378b319b956047daff7956.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
5016	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
1188	ipconfig.exe
4108	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5016	tasklist.exe
Token: SeDebugPrivilege	4108	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4924	9b82dbcdef378b319b956047daff7956.exe
4924	9b82dbcdef378b319b956047daff7956.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4924 wrote to memory of 896	4924	9b82dbcdef378b319b956047daff7956.exe	85
PID 4924 wrote to memory of 896	4924	9b82dbcdef378b319b956047daff7956.exe	85
PID 4924 wrote to memory of 896	4924	9b82dbcdef378b319b956047daff7956.exe	85
PID 896 wrote to memory of 3060	896	cmd.exe	87
PID 896 wrote to memory of 3060	896	cmd.exe	87
PID 896 wrote to memory of 3060	896	cmd.exe	87
PID 896 wrote to memory of 1188	896	cmd.exe	88
PID 896 wrote to memory of 1188	896	cmd.exe	88
PID 896 wrote to memory of 1188	896	cmd.exe	88
PID 896 wrote to memory of 5016	896	cmd.exe	89
PID 896 wrote to memory of 5016	896	cmd.exe	89
PID 896 wrote to memory of 5016	896	cmd.exe	89
PID 896 wrote to memory of 1616	896	cmd.exe	91
PID 896 wrote to memory of 1616	896	cmd.exe	91
PID 896 wrote to memory of 1616	896	cmd.exe	91
PID 1616 wrote to memory of 3700	1616	net.exe	92
PID 1616 wrote to memory of 3700	1616	net.exe	92
PID 1616 wrote to memory of 3700	1616	net.exe	92
PID 896 wrote to memory of 4108	896	cmd.exe	93
PID 896 wrote to memory of 4108	896	cmd.exe	93
PID 896 wrote to memory of 4108	896	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\9b82dbcdef378b319b956047daff7956.exe
"C:\Users\Admin\AppData\Local\Temp\9b82dbcdef378b319b956047daff7956.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4924
- 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:896
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3060
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1188
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:5016
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1616
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:3700
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4108

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
f2018cddb10d7d23146ebbf4be0c8081

SHA1
11276072d673014a4f0697c4d4611a93529b3816

SHA256
b3329630b2f8cc05b17c4a408ada8e68bed8dfd79c9d81d0c5c1df0d3a3c9ded

SHA512
785788c31916a69d3a84f4b2fa2aa462ec06077e5f8d13734417826ec27be35c0855d67c7a62296e5b0c409651fd3c355e86e6284da8eb8ec1b98542cd3eb13c

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads