ceac26f43e094541a4abb85c3aedbdf3fdf8d5bcc89a06ae8d6e72699c47ad31

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 11:47

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General

Target

177aa965419f5ca5f0f69010f0bb234a.exe
Size

24KB
MD5

177aa965419f5ca5f0f69010f0bb234a
SHA1

461ad3b715dc50326391f28e688a26472b4fb333
SHA256

ceac26f43e094541a4abb85c3aedbdf3fdf8d5bcc89a06ae8d6e72699c47ad31
SHA512

04a92af0a051e7d35f95b5f8439abc25674029c62f69feb32440e28e9c052f73029abddb82e5afa433c83fc2204eb52f9504c766bb2bf37fc8b63196e2f0762c
SSDEEP

384:E3eVES+/xwGkRKJilM61qmTTMVF9/q5j0:bGS+ZfbJiO8qYoAI

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"	177aa965419f5ca5f0f69010f0bb234a.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	177aa965419f5ca5f0f69010f0bb234a.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4064	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
348	NETSTAT.EXE
4840	ipconfig.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4064	tasklist.exe
Token: SeDebugPrivilege	348	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4488	177aa965419f5ca5f0f69010f0bb234a.exe
4488	177aa965419f5ca5f0f69010f0bb234a.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 4992	4488	177aa965419f5ca5f0f69010f0bb234a.exe	86
PID 4488 wrote to memory of 4992	4488	177aa965419f5ca5f0f69010f0bb234a.exe	86
PID 4488 wrote to memory of 4992	4488	177aa965419f5ca5f0f69010f0bb234a.exe	86
PID 4992 wrote to memory of 1496	4992	cmd.exe	88
PID 4992 wrote to memory of 1496	4992	cmd.exe	88
PID 4992 wrote to memory of 1496	4992	cmd.exe	88
PID 4992 wrote to memory of 4840	4992	cmd.exe	89
PID 4992 wrote to memory of 4840	4992	cmd.exe	89
PID 4992 wrote to memory of 4840	4992	cmd.exe	89
PID 4992 wrote to memory of 4064	4992	cmd.exe	90
PID 4992 wrote to memory of 4064	4992	cmd.exe	90
PID 4992 wrote to memory of 4064	4992	cmd.exe	90
PID 4992 wrote to memory of 2820	4992	cmd.exe	92
PID 4992 wrote to memory of 2820	4992	cmd.exe	92
PID 4992 wrote to memory of 2820	4992	cmd.exe	92
PID 2820 wrote to memory of 2208	2820	net.exe	94
PID 2820 wrote to memory of 2208	2820	net.exe	94
PID 2820 wrote to memory of 2208	2820	net.exe	94
PID 4992 wrote to memory of 348	4992	cmd.exe	95
PID 4992 wrote to memory of 348	4992	cmd.exe	95
PID 4992 wrote to memory of 348	4992	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\177aa965419f5ca5f0f69010f0bb234a.exe
"C:\Users\Admin\AppData\Local\Temp\177aa965419f5ca5f0f69010f0bb234a.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4488
- 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:4992
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    PID:1496
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:4840
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4064
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2820
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:2208
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:348

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
2c9de0bcdcba7563f1618250b625ec06

SHA1
2bd9df5bc2ff8dfecd46c8a05204318b42903aab

SHA256
f2487b349bf70b061ea02993f1a08094e5f425b0d44489f44fa1edb15db5d172

SHA512
9da2bf72a57f38199f862b01e3501714497af142d52e470003294f697deb45170fa2b1006fe49546d8bcdd8275c1a49ddcf82b296c49112374a74d3bbcb5e3d5

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads