10c40ca72f76a46fe1854c35d663fe86fe3b8b835f8689362cc269d6305a1a2f

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
30/12/2023, 23:07

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General

Target

1f734d29cf2993ec66e579ca90cb003c.exe
Size

24KB
MD5

1f734d29cf2993ec66e579ca90cb003c
SHA1

d3cd997815e53b646e72a71889ef757220e318f5
SHA256

10c40ca72f76a46fe1854c35d663fe86fe3b8b835f8689362cc269d6305a1a2f
SHA512

fdae6b463c8156039ff1d8b3f364757c1375537e6d37582fc26e261c69147a219ac5a18711c3bb997bf377847b874363543e439af7d77f49c9a6544c6b3c2b49
SSDEEP

384:E3eVES+/xwGkRKJVPlM61qmTTMVF9/q5Z0:bGS+ZfbJVPO8qYoAm

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"	1f734d29cf2993ec66e579ca90cb003c.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	1f734d29cf2993ec66e579ca90cb003c.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2176	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
3052	ipconfig.exe
2688	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2176	tasklist.exe
Token: SeDebugPrivilege	2688	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2928	1f734d29cf2993ec66e579ca90cb003c.exe
2928	1f734d29cf2993ec66e579ca90cb003c.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2992	2928	1f734d29cf2993ec66e579ca90cb003c.exe	16
PID 2928 wrote to memory of 2992	2928	1f734d29cf2993ec66e579ca90cb003c.exe	16
PID 2928 wrote to memory of 2992	2928	1f734d29cf2993ec66e579ca90cb003c.exe	16
PID 2928 wrote to memory of 2992	2928	1f734d29cf2993ec66e579ca90cb003c.exe	16
PID 2992 wrote to memory of 2872	2992	cmd.exe	23
PID 2992 wrote to memory of 2872	2992	cmd.exe	23
PID 2992 wrote to memory of 2872	2992	cmd.exe	23
PID 2992 wrote to memory of 2872	2992	cmd.exe	23
PID 2992 wrote to memory of 3052	2992	cmd.exe	17
PID 2992 wrote to memory of 3052	2992	cmd.exe	17
PID 2992 wrote to memory of 3052	2992	cmd.exe	17
PID 2992 wrote to memory of 3052	2992	cmd.exe	17
PID 2992 wrote to memory of 2176	2992	cmd.exe	18
PID 2992 wrote to memory of 2176	2992	cmd.exe	18
PID 2992 wrote to memory of 2176	2992	cmd.exe	18
PID 2992 wrote to memory of 2176	2992	cmd.exe	18
PID 2992 wrote to memory of 2676	2992	cmd.exe	22
PID 2992 wrote to memory of 2676	2992	cmd.exe	22
PID 2992 wrote to memory of 2676	2992	cmd.exe	22
PID 2992 wrote to memory of 2676	2992	cmd.exe	22
PID 2676 wrote to memory of 2680	2676	net.exe	20
PID 2676 wrote to memory of 2680	2676	net.exe	20
PID 2676 wrote to memory of 2680	2676	net.exe	20
PID 2676 wrote to memory of 2680	2676	net.exe	20
PID 2992 wrote to memory of 2688	2992	cmd.exe	21
PID 2992 wrote to memory of 2688	2992	cmd.exe	21
PID 2992 wrote to memory of 2688	2992	cmd.exe	21
PID 2992 wrote to memory of 2688	2992	cmd.exe	21

C:\Users\Admin\AppData\Local\Temp\1f734d29cf2993ec66e579ca90cb003c.exe
"C:\Users\Admin\AppData\Local\Temp\1f734d29cf2993ec66e579ca90cb003c.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2928
- 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:2992
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:3052
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2176
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2688
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2676
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2872

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start
1⤵
PID:2680

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
e5d0772300df6e4a2b8517bbbd42676f

SHA1
2fa35be964592fac95dbe109c5e002570ee87c88

SHA256
417e38929c3de5a6ea4778122d0b1c9fd1037a971c4e60d6f21142b1605e88c4

SHA512
9ea9585c2957a8cc55a04a0825a9608e2dc9b9af73397bee639a77c8d3e378aba8da4a23ba4eb803e50a9e4cb99f03e85ef59516e1dce08c3cff52f7cfc390f8

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads