c73e00c0324c703f7654f2cb1a53fa5fa87420d5a61c69b69c8a3c56383be1bf

Analysis

max time kernel
20s
max time network
34s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 02:15

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General

Target

47c3520d92db43917b83c3276f989957.exe
Size

24KB
MD5

47c3520d92db43917b83c3276f989957
SHA1

8ef6f6fc30aa6cd51a5cd09b89e0a99da96c2897
SHA256

c73e00c0324c703f7654f2cb1a53fa5fa87420d5a61c69b69c8a3c56383be1bf
SHA512

6e6e0153e48bafd6152f85fab5277f288b30beb51ec11201aee91eed3bbe5abdcabc2b9a45182240a1a959cfd636e37a3e557410047390cac895124f792d9eee
SSDEEP

384:E3eVES+/xwGkRKJblM61qmTTMVF9/q5f0:bGS+ZfbJbO8qYoAc

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"	47c3520d92db43917b83c3276f989957.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	47c3520d92db43917b83c3276f989957.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2848	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
2740	ipconfig.exe
2764	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2848	tasklist.exe
Token: SeDebugPrivilege	2764	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2512	47c3520d92db43917b83c3276f989957.exe
2512	47c3520d92db43917b83c3276f989957.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2876	2512	47c3520d92db43917b83c3276f989957.exe	28
PID 2512 wrote to memory of 2876	2512	47c3520d92db43917b83c3276f989957.exe	28
PID 2512 wrote to memory of 2876	2512	47c3520d92db43917b83c3276f989957.exe	28
PID 2512 wrote to memory of 2876	2512	47c3520d92db43917b83c3276f989957.exe	28
PID 2876 wrote to memory of 2180	2876	cmd.exe	30
PID 2876 wrote to memory of 2180	2876	cmd.exe	30
PID 2876 wrote to memory of 2180	2876	cmd.exe	30
PID 2876 wrote to memory of 2180	2876	cmd.exe	30
PID 2876 wrote to memory of 2740	2876	cmd.exe	31
PID 2876 wrote to memory of 2740	2876	cmd.exe	31
PID 2876 wrote to memory of 2740	2876	cmd.exe	31
PID 2876 wrote to memory of 2740	2876	cmd.exe	31
PID 2876 wrote to memory of 2848	2876	cmd.exe	32
PID 2876 wrote to memory of 2848	2876	cmd.exe	32
PID 2876 wrote to memory of 2848	2876	cmd.exe	32
PID 2876 wrote to memory of 2848	2876	cmd.exe	32
PID 2876 wrote to memory of 2960	2876	cmd.exe	34
PID 2876 wrote to memory of 2960	2876	cmd.exe	34
PID 2876 wrote to memory of 2960	2876	cmd.exe	34
PID 2876 wrote to memory of 2960	2876	cmd.exe	34
PID 2960 wrote to memory of 2880	2960	net.exe	35
PID 2960 wrote to memory of 2880	2960	net.exe	35
PID 2960 wrote to memory of 2880	2960	net.exe	35
PID 2960 wrote to memory of 2880	2960	net.exe	35
PID 2876 wrote to memory of 2764	2876	cmd.exe	36
PID 2876 wrote to memory of 2764	2876	cmd.exe	36
PID 2876 wrote to memory of 2764	2876	cmd.exe	36
PID 2876 wrote to memory of 2764	2876	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\47c3520d92db43917b83c3276f989957.exe
"C:\Users\Admin\AppData\Local\Temp\47c3520d92db43917b83c3276f989957.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2512
- 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:2876
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2180
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2740
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2848
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2960
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2880
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2764

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
02643f666746d9ddde6c2ccb2162a02d

SHA1
11a5be85443339f69e1b18236971b901b13ee68e

SHA256
1e5c700f80fbb06edb980ec0b87ea12f4b8154d0dc712d9abb98e0c3287b4349

SHA512
b30c351a98fa9735e08116bf51409868e1d9c9d63e59888a8096dcda0e00ad8ed76155eaf8d53a6d73f2a7246a969fdd57aed25443b3dd6e0382c582df52e23a

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads