00401651af3194ede5157004b6dbe1edf836a94ca182221f2c034201fe55e4dc

Analysis

max time kernel
72s
max time network
76s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
04-07-2023 21:09

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General

Target

AV.lnk
Size

1KB
MD5

3a9349af006440c7e0da677724551239
SHA1

70075bb3b999e825e328302b462deb1aa337b663
SHA256

00401651af3194ede5157004b6dbe1edf836a94ca182221f2c034201fe55e4dc
SHA512

588d9ea0c7d770adf1be9c887ef2f2cdb42a7205d2dd1288cda193cd1d99eb689b5dc68765e17724f093ef312b7769290968610c4c6f2be0432d52d483ff15c0

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Internet Explorer\Toolbar	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1"	explorer.exe

Modifies registry class 18 IoCs

Processes:

explorer.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 200000001a00eebbfe2300001000d09ad3fd8f23af46adb46c85480369c700000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	explorer.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

cmd.exe

description	pid	Process	procid_target
PID 1628 wrote to memory of 2588	1628	cmd.exe	29
PID 1628 wrote to memory of 2588	1628	cmd.exe	29
PID 1628 wrote to memory of 2588	1628	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\AV.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\explorer.exe
  "C:\Windows\explorer.exe" Photo.scr
  2⤵
  PID:2588

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
PID:2916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2916-90-0x0000000003740000-0x0000000003750000-memory.dmp

Filesize
64KB

Download
memory/2916-91-0x0000000003730000-0x0000000003731000-memory.dmp

Filesize
4KB

Download