2f486ac06475d028efd565e7b720a8f833f700af8b117003c2725f27ae1b47e2

Analysis

max time kernel
91s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-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
1616	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
3560	ipconfig.exe
4720	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	tasklist.exe
Token: SeDebugPrivilege	4720	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2448	8de8edb7626af095177456f5b9cfdabe.exe
2448	8de8edb7626af095177456f5b9cfdabe.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 3008	2448	8de8edb7626af095177456f5b9cfdabe.exe	86
PID 2448 wrote to memory of 3008	2448	8de8edb7626af095177456f5b9cfdabe.exe	86
PID 2448 wrote to memory of 3008	2448	8de8edb7626af095177456f5b9cfdabe.exe	86
PID 3008 wrote to memory of 3672	3008	cmd.exe	87
PID 3008 wrote to memory of 3672	3008	cmd.exe	87
PID 3008 wrote to memory of 3672	3008	cmd.exe	87
PID 3008 wrote to memory of 3560	3008	cmd.exe	88
PID 3008 wrote to memory of 3560	3008	cmd.exe	88
PID 3008 wrote to memory of 3560	3008	cmd.exe	88
PID 3008 wrote to memory of 1616	3008	cmd.exe	89
PID 3008 wrote to memory of 1616	3008	cmd.exe	89
PID 3008 wrote to memory of 1616	3008	cmd.exe	89
PID 3008 wrote to memory of 2052	3008	cmd.exe	91
PID 3008 wrote to memory of 2052	3008	cmd.exe	91
PID 3008 wrote to memory of 2052	3008	cmd.exe	91
PID 2052 wrote to memory of 1072	2052	net.exe	92
PID 2052 wrote to memory of 1072	2052	net.exe	92
PID 2052 wrote to memory of 1072	2052	net.exe	92
PID 3008 wrote to memory of 4720	3008	cmd.exe	93
PID 3008 wrote to memory of 4720	3008	cmd.exe	93
PID 3008 wrote to memory of 4720	3008	cmd.exe	93

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:2448
- 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:3008
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:3672
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:3560
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1616
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2052
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:1072
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4720

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
14KB

MD5
533c0bd3f0ca60cdb652d1f7e96fa28c

SHA1
3dbe3e40d9b29a1067aabcce32e752526c9ab6fc

SHA256
5859fb5efab294c91cd2714979603c08cf7648bd8cf9f00c8d9d83c320848c45

SHA512
34750cf69b7b2a5288cefed40cd4171260a4d0b2e6d623c9dc1ded6430be0a17a7ac58e3a41cb05ca28c6218b867cd01da40d292687a9161bd1e21b0452816fa

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads