7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3

Analysis

max time kernel
37s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 18:11

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General

Target

7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe
Size

48KB
MD5

73f0f00b2ea96aa9412d4e4425e6b00d
SHA1

78221561dc3e0f7aac42392903d23591e1c4f8bd
SHA256

7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3
SHA512

90a86e3efba040141efe69ecee91c1dfbe5d13d082184ab1391f8ed69de6eae2255a962291ed2d5bf1f123ffd517b9b5b534bc7343effd90b65392fc564701eb
SSDEEP

768:t+/oKmPb+yMy/Kqm81seaffpBdJjwtXl37:t+9mj+DywhzputXh7

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{93E28542-0AB9-C524-B7B6-3804F78A5088}	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{93E28542-0AB9-C524-B7B6-3804F78A5088}\stubpath = "%SystemRoot%\\system32\\V3Medic.exe"	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe

Deletes itself 1 IoCs

pid	Process
1728	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\V3Medic.exe	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe
File opened for modification	C:\Windows\SysWOW64\V3Medic.exe	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 996	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	27
PID 1176 wrote to memory of 996	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	27
PID 1176 wrote to memory of 996	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	27
PID 1176 wrote to memory of 996	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	27
PID 1176 wrote to memory of 1728	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	29
PID 1176 wrote to memory of 1728	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	29
PID 1176 wrote to memory of 1728	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	29
PID 1176 wrote to memory of 1728	1176	7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe	29

C:\Users\Admin\AppData\Local\Temp\7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe
"C:\Users\Admin\AppData\Local\Temp\7339d48433e27c91569104a27b7597ae44564bb1c80f118b78954cc6defb74b3.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{93E28542-0AB9-C524-B7B6-3804F78A5088}" /f
  2⤵
  PID:996
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\7339D4~1.EXE > nul
  2⤵
  - Deletes itself
  PID:1728

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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