67d59a41b9e7e521e0d0925339f9956b7a2fef6f346f8db163917ba7284c2fc9

Analysis

max time kernel
88s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2024, 10:39

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General

Target

772384bb079e5fa694985c4dc2e240eb.exe
Size

24KB
MD5

772384bb079e5fa694985c4dc2e240eb
SHA1

f11097f5179c92328ec078e87cd2f4643ff88fd7
SHA256

67d59a41b9e7e521e0d0925339f9956b7a2fef6f346f8db163917ba7284c2fc9
SHA512

162e393249f9da39ccbbd1c62dcbb43b2a783e8cd7f2b50b11644b63612b1a7d0e80b013536ea6182f8a66b01584e85c62f993f8884b83937569089a487adc14
SSDEEP

384:E3eVES+/xwGkRKJ3lM61qmTTMVF9/q5d0:bGS+ZfbJ3O8qYoAS

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"	772384bb079e5fa694985c4dc2e240eb.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	772384bb079e5fa694985c4dc2e240eb.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
220	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
828	ipconfig.exe
4776	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	220	tasklist.exe
Token: SeDebugPrivilege	4776	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3636	772384bb079e5fa694985c4dc2e240eb.exe
3636	772384bb079e5fa694985c4dc2e240eb.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 1296	3636	772384bb079e5fa694985c4dc2e240eb.exe	87
PID 3636 wrote to memory of 1296	3636	772384bb079e5fa694985c4dc2e240eb.exe	87
PID 3636 wrote to memory of 1296	3636	772384bb079e5fa694985c4dc2e240eb.exe	87
PID 1296 wrote to memory of 3188	1296	cmd.exe	90
PID 1296 wrote to memory of 3188	1296	cmd.exe	90
PID 1296 wrote to memory of 3188	1296	cmd.exe	90
PID 1296 wrote to memory of 828	1296	cmd.exe	91
PID 1296 wrote to memory of 828	1296	cmd.exe	91
PID 1296 wrote to memory of 828	1296	cmd.exe	91
PID 1296 wrote to memory of 220	1296	cmd.exe	92
PID 1296 wrote to memory of 220	1296	cmd.exe	92
PID 1296 wrote to memory of 220	1296	cmd.exe	92
PID 1296 wrote to memory of 3740	1296	cmd.exe	95
PID 1296 wrote to memory of 3740	1296	cmd.exe	95
PID 1296 wrote to memory of 3740	1296	cmd.exe	95
PID 3740 wrote to memory of 3936	3740	net.exe	96
PID 3740 wrote to memory of 3936	3740	net.exe	96
PID 3740 wrote to memory of 3936	3740	net.exe	96
PID 1296 wrote to memory of 4776	1296	cmd.exe	97
PID 1296 wrote to memory of 4776	1296	cmd.exe	97
PID 1296 wrote to memory of 4776	1296	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\772384bb079e5fa694985c4dc2e240eb.exe
"C:\Users\Admin\AppData\Local\Temp\772384bb079e5fa694985c4dc2e240eb.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3636
- 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:3188
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:828
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:220
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3740
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:3936
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4776

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
c05b3a0b0257c2be3cdb471cfb13a063

SHA1
52616e3fa0d7b65197904e23e0ba245f781ed25f

SHA256
fd7707102627e3e94ad096f6e8014b5ff4deb9207a335437e2fd4777b60df321

SHA512
767747b78fe27dc13b7505a3ad74a6223601b07d8beab745372db05a61b103fa1e4ac0d5f1a53151eae9188d6181420c6e9984e68543bf4bf1e44690508b841b

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads