5f9f6420cc6fcb319f8784f75037b0961f5d509c4fe013136ff500ae284f8dab

Analysis

max time kernel
122s
max time network
140s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/02/2024, 05:08

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General

Target

adc40d992525251e19300358fcdaa5c5.exe
Size

24KB
MD5

adc40d992525251e19300358fcdaa5c5
SHA1

b62e9e439018e5cb41d94acbae829469b514600d
SHA256

5f9f6420cc6fcb319f8784f75037b0961f5d509c4fe013136ff500ae284f8dab
SHA512

c9249c053bddc89c02b92b550afa690f9dfc2e27cdca5714c66d42b423ac7cf8f061f20f28b5a4b4dd1f0b571e215a728ce006f95e28786bf41bfd29f85f4226
SSDEEP

384:E3eVES+/xwGkRKJRlrUY3lM61qmTTMVF9/q5Q0:bGS+ZfbJbrT3O8qYoAp

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"	adc40d992525251e19300358fcdaa5c5.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	adc40d992525251e19300358fcdaa5c5.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2724	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
2544	ipconfig.exe
2664	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2724	tasklist.exe
Token: SeDebugPrivilege	2664	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2756	adc40d992525251e19300358fcdaa5c5.exe
2756	adc40d992525251e19300358fcdaa5c5.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 3000	2756	adc40d992525251e19300358fcdaa5c5.exe	28
PID 2756 wrote to memory of 3000	2756	adc40d992525251e19300358fcdaa5c5.exe	28
PID 2756 wrote to memory of 3000	2756	adc40d992525251e19300358fcdaa5c5.exe	28
PID 2756 wrote to memory of 3000	2756	adc40d992525251e19300358fcdaa5c5.exe	28
PID 3000 wrote to memory of 3028	3000	cmd.exe	30
PID 3000 wrote to memory of 3028	3000	cmd.exe	30
PID 3000 wrote to memory of 3028	3000	cmd.exe	30
PID 3000 wrote to memory of 3028	3000	cmd.exe	30
PID 3000 wrote to memory of 2544	3000	cmd.exe	31
PID 3000 wrote to memory of 2544	3000	cmd.exe	31
PID 3000 wrote to memory of 2544	3000	cmd.exe	31
PID 3000 wrote to memory of 2544	3000	cmd.exe	31
PID 3000 wrote to memory of 2724	3000	cmd.exe	32
PID 3000 wrote to memory of 2724	3000	cmd.exe	32
PID 3000 wrote to memory of 2724	3000	cmd.exe	32
PID 3000 wrote to memory of 2724	3000	cmd.exe	32
PID 3000 wrote to memory of 3040	3000	cmd.exe	34
PID 3000 wrote to memory of 3040	3000	cmd.exe	34
PID 3000 wrote to memory of 3040	3000	cmd.exe	34
PID 3000 wrote to memory of 3040	3000	cmd.exe	34
PID 3040 wrote to memory of 2680	3040	net.exe	35
PID 3040 wrote to memory of 2680	3040	net.exe	35
PID 3040 wrote to memory of 2680	3040	net.exe	35
PID 3040 wrote to memory of 2680	3040	net.exe	35
PID 3000 wrote to memory of 2664	3000	cmd.exe	36
PID 3000 wrote to memory of 2664	3000	cmd.exe	36
PID 3000 wrote to memory of 2664	3000	cmd.exe	36
PID 3000 wrote to memory of 2664	3000	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\adc40d992525251e19300358fcdaa5c5.exe
"C:\Users\Admin\AppData\Local\Temp\adc40d992525251e19300358fcdaa5c5.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2756
- 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:3000
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3028
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2544
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2724
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3040
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2680
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2664

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
8KB

MD5
ef15e01470e205b23807a5d4ee59b073

SHA1
f319fe9b41c468f051409ef632af2918001f4a75

SHA256
896e274072b94b84d9e0490095eeb27db667debca3fbba847ba9a12c70f13789

SHA512
3d863629ce7aa9de77504d37fbec4fcddbcdfb46aa4a7aa3350c0f153a07262546e071b20170d3232db5ed322d64359e48a105cb8143b8c3f186e8059ae22d39

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads