f208de5a6ada83c70b69877aaf50654a3368a0113773b0f3ab956a8d9a439a6c

Analysis

max time kernel
149s
max time network
146s
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, 21:53

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General

Target
1daea4f77c0cfa0020fec04a9dc765b3.exe
Size 24KB
Sample231230-1ryx3sabb2
SHA256 f208de5a6ada83c70b69877aaf50654a3368a0113773b0f3ab956a8d9a439a6c
MD5 1daea4f77c0cfa0020fec04a9dc765b3
SHA1 bfbc332fa4694b0090e7170c08137451684e4763
SHA512 e761aa0009af7cc99546b9ec8d6721907714d6f1c1b9a75a7de475de2d646f01db74ba0e39ebfd755f92e22bebb3ae80f89b25d2f49e44afecaf23bac5ac297a
SSDEEP 384:E3eVES+/xwGkRKJXJlM61qmTTMVF9/q5v0:bGS+ZfbJ5O8qYoAM
MD5 SHA1 SHA512 SSDEEP

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"	1daea4f77c0cfa0020fec04a9dc765b3.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	1daea4f77c0cfa0020fec04a9dc765b3.exe

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
2324	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
644	ipconfig.exe
4312	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	tasklist.exe
Token: SeDebugPrivilege	4312	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2408	1daea4f77c0cfa0020fec04a9dc765b3.exe
2408	1daea4f77c0cfa0020fec04a9dc765b3.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 4616	2408	1daea4f77c0cfa0020fec04a9dc765b3.exe	24
PID 2408 wrote to memory of 4616	2408	1daea4f77c0cfa0020fec04a9dc765b3.exe	24
PID 2408 wrote to memory of 4616	2408	1daea4f77c0cfa0020fec04a9dc765b3.exe	24
PID 4616 wrote to memory of 4164	4616	cmd.exe	23
PID 4616 wrote to memory of 4164	4616	cmd.exe	23
PID 4616 wrote to memory of 4164	4616	cmd.exe	23
PID 4616 wrote to memory of 644	4616	cmd.exe	19
PID 4616 wrote to memory of 644	4616	cmd.exe	19
PID 4616 wrote to memory of 644	4616	cmd.exe	19
PID 4616 wrote to memory of 2324	4616	cmd.exe	20
PID 4616 wrote to memory of 2324	4616	cmd.exe	20
PID 4616 wrote to memory of 2324	4616	cmd.exe	20
PID 4616 wrote to memory of 1564	4616	cmd.exe	36
PID 4616 wrote to memory of 1564	4616	cmd.exe	36
PID 4616 wrote to memory of 1564	4616	cmd.exe	36
PID 1564 wrote to memory of 4168	1564	net.exe	38
PID 1564 wrote to memory of 4168	1564	net.exe	38
PID 1564 wrote to memory of 4168	1564	net.exe	38
PID 4616 wrote to memory of 4312	4616	cmd.exe	41
PID 4616 wrote to memory of 4312	4616	cmd.exe	41
PID 4616 wrote to memory of 4312	4616	cmd.exe	41

C:\Users\Admin\AppData\Local\Temp\1daea4f77c0cfa0020fec04a9dc765b3.exe
"C:\Users\Admin\AppData\Local\Temp\1daea4f77c0cfa0020fec04a9dc765b3.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2408
- 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:4616
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1564
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      PID:4168
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:4312

C:\Windows\SysWOW64\ipconfig.exe
ipconfig /all
1⤵
- Gathers network information
PID:644

C:\Windows\SysWOW64\tasklist.exe
tasklist
1⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2324

C:\Windows\SysWOW64\cmd.exe
cmd /c set
1⤵
PID:4164

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

flash.log

Path \??\c:\windows\temp\flash.log
Size 14KB
SHA256 f9554716868bbcaf47172156a898551bad0e61878b58963df37fe49797b2e6d1
MD5 13b544b01f6298281f96e978e687941e
SHA1 2913c16b1036fdfea2497926fdeeaf293d9b54fc
SHA512 2a9f62304bd19a1b5271ef1e30b487f729506cd8b3405d69956bb1630d8ee08a694959e8d8ac217d8f748fd96db8d920781ab0a62fa25139259ee7ab414e1412
SSDEEP 384:HmVgXO0s+g2zIrqNGtcSaUktEvTxjB+AF5oaL0y4fd06Xgt9vazvG37tQszmBzIR:Gd0s+tzIrqNGtcSaUktEvTxjB+AF5oa/
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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