d633ec26505d322cf84084a3d8fcc68b3d82188435ef260ab3e6c467d5a3c1fe

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12/03/2024, 14:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c3906e8ec3001cbfa355e83026573843.exe
Size

24KB
MD5

c3906e8ec3001cbfa355e83026573843
SHA1

48d4831761947e0deb24e6115eae6604c5ade957
SHA256

d633ec26505d322cf84084a3d8fcc68b3d82188435ef260ab3e6c467d5a3c1fe
SHA512

150ea14e370031d41646c7b2b7d5dfa81afc76fccf3b5090a50bfd09f07c2cde75f1ae0c9c17f271c107c181d2d5bef64f6af094f3f765373e5398ce109fcf7f
SSDEEP

384:E3eVES+/xwGkRKJolM61qmTTMVF9/q530:bGS+ZfbJoO8qYoAk

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"	c3906e8ec3001cbfa355e83026573843.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	c3906e8ec3001cbfa355e83026573843.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2560	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
2816	NETSTAT.EXE
1744	ipconfig.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	tasklist.exe
Token: SeDebugPrivilege	2816	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1984	c3906e8ec3001cbfa355e83026573843.exe
1984	c3906e8ec3001cbfa355e83026573843.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1296	1984	c3906e8ec3001cbfa355e83026573843.exe	28
PID 1984 wrote to memory of 1296	1984	c3906e8ec3001cbfa355e83026573843.exe	28
PID 1984 wrote to memory of 1296	1984	c3906e8ec3001cbfa355e83026573843.exe	28
PID 1984 wrote to memory of 1296	1984	c3906e8ec3001cbfa355e83026573843.exe	28
PID 1296 wrote to memory of 2980	1296	cmd.exe	30
PID 1296 wrote to memory of 2980	1296	cmd.exe	30
PID 1296 wrote to memory of 2980	1296	cmd.exe	30
PID 1296 wrote to memory of 2980	1296	cmd.exe	30
PID 1296 wrote to memory of 1744	1296	cmd.exe	31
PID 1296 wrote to memory of 1744	1296	cmd.exe	31
PID 1296 wrote to memory of 1744	1296	cmd.exe	31
PID 1296 wrote to memory of 1744	1296	cmd.exe	31
PID 1296 wrote to memory of 2560	1296	cmd.exe	32
PID 1296 wrote to memory of 2560	1296	cmd.exe	32
PID 1296 wrote to memory of 2560	1296	cmd.exe	32
PID 1296 wrote to memory of 2560	1296	cmd.exe	32
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 2544 wrote to memory of 2156	2544	net.exe	35
PID 2544 wrote to memory of 2156	2544	net.exe	35
PID 2544 wrote to memory of 2156	2544	net.exe	35
PID 2544 wrote to memory of 2156	2544	net.exe	35
PID 1296 wrote to memory of 2816	1296	cmd.exe	36
PID 1296 wrote to memory of 2816	1296	cmd.exe	36
PID 1296 wrote to memory of 2816	1296	cmd.exe	36
PID 1296 wrote to memory of 2816	1296	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\c3906e8ec3001cbfa355e83026573843.exe
"C:\Users\Admin\AppData\Local\Temp\c3906e8ec3001cbfa355e83026573843.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- 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:1296
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:2980
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:1744
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2560
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2544
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2156
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2816

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

Replay Monitor

Loading Replay Monitor...

Downloads

\??\c:\windows\temp\flash.log

Filesize
8KB

MD5
337dcaaf8d5c8e599e0617fd33961f35

SHA1
37d84b771e35bd66b31afbfb46ea169b9dd41617

SHA256
885e7445fd012e2562153931a0f3a7867cede55654c7507b99ee35cd0c71d024

SHA512
299879f0c7c51104509991726b655def9dfa7c5d58489fa2bf0154b119424b175d824a9475f8beb2d4ec23b64629ed11b589947c72e29444a46b0806b12e3c70

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads