2f486ac06475d028efd565e7b720a8f833f700af8b117003c2725f27ae1b47e2

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04-02-2024 01:46

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General

Target

8de8edb7626af095177456f5b9cfdabe.exe
Size

24KB
MD5

8de8edb7626af095177456f5b9cfdabe
SHA1

4c4ff5264055fc6f7caaf11d27de66ad74393dac
SHA256

2f486ac06475d028efd565e7b720a8f833f700af8b117003c2725f27ae1b47e2
SHA512

927c5b07cbc747c4f2986878f65622e93b01210319f8c533f5fa17dfc351084f62c69c141089cfbadd82c023f0cac047146e599de08eb6947799f36b8424c723
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q510:bGS+ZfbJiO8qYoAa

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"	8de8edb7626af095177456f5b9cfdabe.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	8de8edb7626af095177456f5b9cfdabe.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2788	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
2316	ipconfig.exe
2596	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2788	tasklist.exe
Token: SeDebugPrivilege	2596	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1932	8de8edb7626af095177456f5b9cfdabe.exe
1932	8de8edb7626af095177456f5b9cfdabe.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 2356	1932	8de8edb7626af095177456f5b9cfdabe.exe	28
PID 1932 wrote to memory of 2356	1932	8de8edb7626af095177456f5b9cfdabe.exe	28
PID 1932 wrote to memory of 2356	1932	8de8edb7626af095177456f5b9cfdabe.exe	28
PID 1932 wrote to memory of 2356	1932	8de8edb7626af095177456f5b9cfdabe.exe	28
PID 2356 wrote to memory of 2364	2356	cmd.exe	30
PID 2356 wrote to memory of 2364	2356	cmd.exe	30
PID 2356 wrote to memory of 2364	2356	cmd.exe	30
PID 2356 wrote to memory of 2364	2356	cmd.exe	30
PID 2356 wrote to memory of 2316	2356	cmd.exe	31
PID 2356 wrote to memory of 2316	2356	cmd.exe	31
PID 2356 wrote to memory of 2316	2356	cmd.exe	31
PID 2356 wrote to memory of 2316	2356	cmd.exe	31
PID 2356 wrote to memory of 2788	2356	cmd.exe	32
PID 2356 wrote to memory of 2788	2356	cmd.exe	32
PID 2356 wrote to memory of 2788	2356	cmd.exe	32
PID 2356 wrote to memory of 2788	2356	cmd.exe	32
PID 2356 wrote to memory of 2832	2356	cmd.exe	34
PID 2356 wrote to memory of 2832	2356	cmd.exe	34
PID 2356 wrote to memory of 2832	2356	cmd.exe	34
PID 2356 wrote to memory of 2832	2356	cmd.exe	34
PID 2832 wrote to memory of 2840	2832	net.exe	35
PID 2832 wrote to memory of 2840	2832	net.exe	35
PID 2832 wrote to memory of 2840	2832	net.exe	35
PID 2832 wrote to memory of 2840	2832	net.exe	35
PID 2356 wrote to memory of 2596	2356	cmd.exe	36
PID 2356 wrote to memory of 2596	2356	cmd.exe	36
PID 2356 wrote to memory of 2596	2356	cmd.exe	36
PID 2356 wrote to memory of 2596	2356	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\8de8edb7626af095177456f5b9cfdabe.exe
"C:\Users\Admin\AppData\Local\Temp\8de8edb7626af095177456f5b9cfdabe.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1932
- 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:2364
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:2316
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2788
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2832
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2840
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2596

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
d414388a6702894868767b2d5e782ca4

SHA1
43aaffe5941109caa8710451d87eb375c099fbd6

SHA256
444b807ddefb6731ccd09fc4571a826a55b97ac538aac3de6cd7bac2d6c2fe5d

SHA512
262ecf087e40401143c7811e5e81e5b5f31f55f581bd1d4a53a5353ea0a73e6e5773ae631f7b3c54b4fba59c7c7c08735618d37ae5bf42594de0636c28d6a018

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads