be3347386abed3b29361e677e859d99976d71195b9ef1eb81336a5f1e8d2d1c5

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13-02-2024 00:05

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General

Target

97f74ab89f1e12ea31235bc5b5487fd2.exe
Size

24KB
MD5

97f74ab89f1e12ea31235bc5b5487fd2
SHA1

998213a53ac219d469d728c2fa59c65191505c13
SHA256

be3347386abed3b29361e677e859d99976d71195b9ef1eb81336a5f1e8d2d1c5
SHA512

61dc6149a803cf883bee09a0b5a960f18b1e5c7df4a9a36c869e26ac15b3f2afd5fbf925c6120d083f020cbcb9bffa0ad2f0522485555e043b13046dfbcf256a
SSDEEP

384:E3eVES+/xwGkRKJolM61qmTTMVF9/q5E0:bGS+ZfbJoO8qYoAl

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"	97f74ab89f1e12ea31235bc5b5487fd2.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	97f74ab89f1e12ea31235bc5b5487fd2.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2736	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
2672	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	tasklist.exe
Token: SeDebugPrivilege	2672	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2832	97f74ab89f1e12ea31235bc5b5487fd2.exe
2832	97f74ab89f1e12ea31235bc5b5487fd2.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 2628	2832	97f74ab89f1e12ea31235bc5b5487fd2.exe	28
PID 2832 wrote to memory of 2628	2832	97f74ab89f1e12ea31235bc5b5487fd2.exe	28
PID 2832 wrote to memory of 2628	2832	97f74ab89f1e12ea31235bc5b5487fd2.exe	28
PID 2832 wrote to memory of 2628	2832	97f74ab89f1e12ea31235bc5b5487fd2.exe	28
PID 2628 wrote to memory of 2680	2628	cmd.exe	30
PID 2628 wrote to memory of 2680	2628	cmd.exe	30
PID 2628 wrote to memory of 2680	2628	cmd.exe	30
PID 2628 wrote to memory of 2680	2628	cmd.exe	30
PID 2628 wrote to memory of 2740	2628	cmd.exe	31
PID 2628 wrote to memory of 2740	2628	cmd.exe	31
PID 2628 wrote to memory of 2740	2628	cmd.exe	31
PID 2628 wrote to memory of 2740	2628	cmd.exe	31
PID 2628 wrote to memory of 2736	2628	cmd.exe	32
PID 2628 wrote to memory of 2736	2628	cmd.exe	32
PID 2628 wrote to memory of 2736	2628	cmd.exe	32
PID 2628 wrote to memory of 2736	2628	cmd.exe	32
PID 2628 wrote to memory of 2800	2628	cmd.exe	34
PID 2628 wrote to memory of 2800	2628	cmd.exe	34
PID 2628 wrote to memory of 2800	2628	cmd.exe	34
PID 2628 wrote to memory of 2800	2628	cmd.exe	34
PID 2800 wrote to memory of 2708	2800	net.exe	35
PID 2800 wrote to memory of 2708	2800	net.exe	35
PID 2800 wrote to memory of 2708	2800	net.exe	35
PID 2800 wrote to memory of 2708	2800	net.exe	35
PID 2628 wrote to memory of 2672	2628	cmd.exe	36
PID 2628 wrote to memory of 2672	2628	cmd.exe	36
PID 2628 wrote to memory of 2672	2628	cmd.exe	36
PID 2628 wrote to memory of 2672	2628	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\97f74ab89f1e12ea31235bc5b5487fd2.exe
"C:\Users\Admin\AppData\Local\Temp\97f74ab89f1e12ea31235bc5b5487fd2.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2832
- 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:2628
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2680
- - 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:2736
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2800
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2708
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2672

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
144b622cb6735dee7f0021e38da19acf

SHA1
5b2bfc1019d0b77e92a76c2fc98da16ead0b89e6

SHA256
ef938facaea1baec53befbdf4c928847363356b23c52b97a3045fbeb230eb5c9

SHA512
b6af7ec235e00c45f4e45763db58ebf798c056607e06f16cf87eedff29d9d56a6ccf9d41c1d6ba5e528882ddffc6a4455f29fb7afbbbb75dea52663b39eebef2

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads