eeef9bf4f1a02b52a39aa2d160040a6dda28983c66377dab6e69a6b390be7f43

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
29/01/2024, 05:26

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General

Target

7f01121965b997f69eda48bbbfbd0092.exe
Size

24KB
MD5

7f01121965b997f69eda48bbbfbd0092
SHA1

fd059dc8ef60657063c0cb0eb01444c5e028b779
SHA256

eeef9bf4f1a02b52a39aa2d160040a6dda28983c66377dab6e69a6b390be7f43
SHA512

0f9e691c7a39965d7ac8e8c4fbbc9a1303e0f9b1cea86292babeb532665e9811472b8e3cca76e4656eaece723e3be192391eae597f21573a3a0dda60688501f1
SSDEEP

384:E3eVES+/xwGkRKJYklM61qmTTMVF9/q5A0:bGS+ZfbJYkO8qYoA5

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"	7f01121965b997f69eda48bbbfbd0092.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	7f01121965b997f69eda48bbbfbd0092.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2536	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
2388	ipconfig.exe
2712	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2536	tasklist.exe
Token: SeDebugPrivilege	2712	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2364	7f01121965b997f69eda48bbbfbd0092.exe
2364	7f01121965b997f69eda48bbbfbd0092.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 1036	2364	7f01121965b997f69eda48bbbfbd0092.exe	29
PID 2364 wrote to memory of 1036	2364	7f01121965b997f69eda48bbbfbd0092.exe	29
PID 2364 wrote to memory of 1036	2364	7f01121965b997f69eda48bbbfbd0092.exe	29
PID 2364 wrote to memory of 1036	2364	7f01121965b997f69eda48bbbfbd0092.exe	29
PID 1036 wrote to memory of 1964	1036	cmd.exe	31
PID 1036 wrote to memory of 1964	1036	cmd.exe	31
PID 1036 wrote to memory of 1964	1036	cmd.exe	31
PID 1036 wrote to memory of 1964	1036	cmd.exe	31
PID 1036 wrote to memory of 2388	1036	cmd.exe	30
PID 1036 wrote to memory of 2388	1036	cmd.exe	30
PID 1036 wrote to memory of 2388	1036	cmd.exe	30
PID 1036 wrote to memory of 2388	1036	cmd.exe	30
PID 1036 wrote to memory of 2536	1036	cmd.exe	32
PID 1036 wrote to memory of 2536	1036	cmd.exe	32
PID 1036 wrote to memory of 2536	1036	cmd.exe	32
PID 1036 wrote to memory of 2536	1036	cmd.exe	32
PID 1036 wrote to memory of 2644	1036	cmd.exe	35
PID 1036 wrote to memory of 2644	1036	cmd.exe	35
PID 1036 wrote to memory of 2644	1036	cmd.exe	35
PID 1036 wrote to memory of 2644	1036	cmd.exe	35
PID 2644 wrote to memory of 2660	2644	net.exe	34
PID 2644 wrote to memory of 2660	2644	net.exe	34
PID 2644 wrote to memory of 2660	2644	net.exe	34
PID 2644 wrote to memory of 2660	2644	net.exe	34
PID 1036 wrote to memory of 2712	1036	cmd.exe	36
PID 1036 wrote to memory of 2712	1036	cmd.exe	36
PID 1036 wrote to memory of 2712	1036	cmd.exe	36
PID 1036 wrote to memory of 2712	1036	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\7f01121965b997f69eda48bbbfbd0092.exe
"C:\Users\Admin\AppData\Local\Temp\7f01121965b997f69eda48bbbfbd0092.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364
- 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:1036
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2388
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1964
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2536
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2644
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2712

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start
1⤵
PID:2660

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
b74ab44a9022a27eebf122a33cb79189

SHA1
2da846f3c3b60353dcb4de992fd135ec0b1f7877

SHA256
31d6b42ef6a51b463c0749805afa1adfa3a4c7d9169f4c58b9135667fb2e3150

SHA512
9edfd9bba7f2d63e31be0b2213c9016910ad2bf89773c894f0bdbd4a198b98d4bd3033ca70e6425af6a8aa9111a18d5c797c299dccdd674621aa5f8b98040483

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads