fb20b92d6f3db75e242988e35c7fd0c573bbadce7314eb35c1bfbe78aab25a72

Analysis

max time kernel
155s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 06:05

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General

Target

10a2dc48fb092b51d5eb990f1e8d5987.exe
Size

24KB
MD5

10a2dc48fb092b51d5eb990f1e8d5987
SHA1

556735cd82d6e1ed6f829835abc77d8c4d8415c0
SHA256

fb20b92d6f3db75e242988e35c7fd0c573bbadce7314eb35c1bfbe78aab25a72
SHA512

e65e7028548960bb511581938bc6dd651eae8efd1238b6081c7ce2904341d8a425af76622920f91d9f4e544f79ffab6bcbf1244fb054a394626bde9b54494e73
SSDEEP

384:E3eVES+/xwGkRKJelM61qmTTMVF9/q5G0:bGS+ZfbJeO8qYoAv

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"	10a2dc48fb092b51d5eb990f1e8d5987.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	10a2dc48fb092b51d5eb990f1e8d5987.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
3384	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
4808	ipconfig.exe
2252	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3384	tasklist.exe
Token: SeDebugPrivilege	2252	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3192	10a2dc48fb092b51d5eb990f1e8d5987.exe
3192	10a2dc48fb092b51d5eb990f1e8d5987.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3192 wrote to memory of 4044	3192	10a2dc48fb092b51d5eb990f1e8d5987.exe	86
PID 3192 wrote to memory of 4044	3192	10a2dc48fb092b51d5eb990f1e8d5987.exe	86
PID 3192 wrote to memory of 4044	3192	10a2dc48fb092b51d5eb990f1e8d5987.exe	86
PID 4044 wrote to memory of 1620	4044	cmd.exe	88
PID 4044 wrote to memory of 1620	4044	cmd.exe	88
PID 4044 wrote to memory of 1620	4044	cmd.exe	88
PID 4044 wrote to memory of 4808	4044	cmd.exe	89
PID 4044 wrote to memory of 4808	4044	cmd.exe	89
PID 4044 wrote to memory of 4808	4044	cmd.exe	89
PID 4044 wrote to memory of 3384	4044	cmd.exe	91
PID 4044 wrote to memory of 3384	4044	cmd.exe	91
PID 4044 wrote to memory of 3384	4044	cmd.exe	91
PID 4044 wrote to memory of 4940	4044	cmd.exe	97
PID 4044 wrote to memory of 4940	4044	cmd.exe	97
PID 4044 wrote to memory of 4940	4044	cmd.exe	97
PID 4940 wrote to memory of 3324	4940	net.exe	95
PID 4940 wrote to memory of 3324	4940	net.exe	95
PID 4940 wrote to memory of 3324	4940	net.exe	95
PID 4044 wrote to memory of 2252	4044	cmd.exe	96
PID 4044 wrote to memory of 2252	4044	cmd.exe	96
PID 4044 wrote to memory of 2252	4044	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\10a2dc48fb092b51d5eb990f1e8d5987.exe
"C:\Users\Admin\AppData\Local\Temp\10a2dc48fb092b51d5eb990f1e8d5987.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3192
- 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:4044
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1620
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4808
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:3384
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:2252
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4940

C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 start
1⤵
PID:3324

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
6d2197a521241b9d89c8a29fc5715054

SHA1
4b40bef6954820fce3b6b4f07cd273f82beea3b6

SHA256
33715373c6c406e95e01b0301ebd7631d00f132921afde0be82bbe53a315d152

SHA512
e29b41693e29263432c3252e01af720d2bb8c80fc49cb6356e3b234776ff8bc8270e55934525d698add5b37a7b47961dfba064b42ffaa4a2933022a65de4bdad

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads