8910d2f79833d8608542af8326fd59718ad59acd63546acf91438eea36fe966a

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 04:42

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General

Target

766a352f99cf712c4ea83c5652d0f600.exe
Size

24KB
MD5

766a352f99cf712c4ea83c5652d0f600
SHA1

4d93363b0e2770c1d69f8c05c7ce9c7a903ab3a9
SHA256

8910d2f79833d8608542af8326fd59718ad59acd63546acf91438eea36fe966a
SHA512

ec8cbb065776d53aa5f0e42ae2e196bb4ad907a2dc7c5b2c697a8cc44f0c1e7c9345d29a35ce16350a2f56f62fd2468eeef902a0db02bf590fc8f63ccc21fa15
SSDEEP

384:E3eVES+/xwGkRKJR5IRlM61qmTTMVF9/q5NGT0:bGS+ZfbJR5IRO8qYoAoY

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"	766a352f99cf712c4ea83c5652d0f600.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	766a352f99cf712c4ea83c5652d0f600.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2700	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
2412	ipconfig.exe
2960	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	tasklist.exe
Token: SeDebugPrivilege	2960	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1992	766a352f99cf712c4ea83c5652d0f600.exe
1992	766a352f99cf712c4ea83c5652d0f600.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2356	1992	766a352f99cf712c4ea83c5652d0f600.exe	28
PID 1992 wrote to memory of 2356	1992	766a352f99cf712c4ea83c5652d0f600.exe	28
PID 1992 wrote to memory of 2356	1992	766a352f99cf712c4ea83c5652d0f600.exe	28
PID 1992 wrote to memory of 2356	1992	766a352f99cf712c4ea83c5652d0f600.exe	28
PID 2356 wrote to memory of 3068	2356	cmd.exe	30
PID 2356 wrote to memory of 3068	2356	cmd.exe	30
PID 2356 wrote to memory of 3068	2356	cmd.exe	30
PID 2356 wrote to memory of 3068	2356	cmd.exe	30
PID 2356 wrote to memory of 2412	2356	cmd.exe	31
PID 2356 wrote to memory of 2412	2356	cmd.exe	31
PID 2356 wrote to memory of 2412	2356	cmd.exe	31
PID 2356 wrote to memory of 2412	2356	cmd.exe	31
PID 2356 wrote to memory of 2700	2356	cmd.exe	32
PID 2356 wrote to memory of 2700	2356	cmd.exe	32
PID 2356 wrote to memory of 2700	2356	cmd.exe	32
PID 2356 wrote to memory of 2700	2356	cmd.exe	32
PID 2356 wrote to memory of 2692	2356	cmd.exe	34
PID 2356 wrote to memory of 2692	2356	cmd.exe	34
PID 2356 wrote to memory of 2692	2356	cmd.exe	34
PID 2356 wrote to memory of 2692	2356	cmd.exe	34
PID 2692 wrote to memory of 2568	2692	net.exe	35
PID 2692 wrote to memory of 2568	2692	net.exe	35
PID 2692 wrote to memory of 2568	2692	net.exe	35
PID 2692 wrote to memory of 2568	2692	net.exe	35
PID 2356 wrote to memory of 2960	2356	cmd.exe	36
PID 2356 wrote to memory of 2960	2356	cmd.exe	36
PID 2356 wrote to memory of 2960	2356	cmd.exe	36
PID 2356 wrote to memory of 2960	2356	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\766a352f99cf712c4ea83c5652d0f600.exe
"C:\Users\Admin\AppData\Local\Temp\766a352f99cf712c4ea83c5652d0f600.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1992
- 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:2356
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3068
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2412
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2700
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2692
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2568
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2960

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
208f09bbc561fd9dd3579516b0b06fa2

SHA1
84bd64e974fe4d5151db43951eb9538c7431a256

SHA256
3f69ece341ab8a067e4c8f12cf8f2de7184c5cbb012aa150df6fa2ca1bebf181

SHA512
030de5ba879f103ae6fe76ff3f9c21b2973f20248cc84bde756be748b26ee13d4ab052e83d0d7976ac44aecd5b4be69eb195fa3445bfc5d5c08e525e3659d1f7

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads