a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e

General

Target

a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
Size

275KB
MD5

43ffeada436ffce3ea901868413f7620
SHA1

50054ebc6f88f3ab45771f3f3fb05d13e3019628
SHA256

a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e
SHA512

4bff350d3a683598d2282f7bb7e0832ba2f0db0441a9fcfc0a848f8871394e648314f6d89f2685646b791787d3fac524eb185ee7dd870c82e8f49cbacfc6d56f
SSDEEP

3072:86jI9XJy7r9C88KuCHBTTZJ/bxKOzCJhVnCMkoU97Qe5HZB5ksrHFZqTTeTTTfqy:fUZyo83nLbxKVJ3nCMkQe5HZAsHFZlxx

Score

8^/10

aspackv2 persistence

Malware Config

Signatures

ASPack v2.12-2.42 6 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Windows\MSWDM.EXE	aspack_v212_v242
C:\WINDOWS\MSWDM.EXE	aspack_v212_v242
C:\Windows\MSWDM.EXE	aspack_v212_v242
C:\Windows\MSWDM.EXE	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE	aspack_v212_v242

Executes dropped EXE 4 IoCs

Processes:

MSWDM.EXEMSWDM.EXEA66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXEMSWDM.EXE

pid process

3084 MSWDM.EXE
4776 MSWDM.EXE
672 A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE
2768 MSWDM.EXE

pid	process
3084	MSWDM.EXE
4776	MSWDM.EXE
672	A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE
2768	MSWDM.EXE

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exeMSWDM.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE

Drops file in Program Files directory 39 IoCs

Processes:

MSWDM.EXE

description	ioc	process
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\idlj.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\InputPersonalization.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\mip.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\ShapeCollector.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\appletviewer.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jabswitch.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jar.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Internet Explorer\ieinstal.exe	MSWDM.EXE
File opened for modification	C:\Program Files\7-Zip\7zG.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Internet Explorer\ExtExport.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Internet Explorer\ielowutil.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jarsigner.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\java-rmi.exe	MSWDM.EXE
File opened for modification	C:\Program Files\7-Zip\7z.exe	MSWDM.EXE
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\extcheck.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\chrmstp.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Internet Explorer\iediagcmd.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Internet Explorer\iexplore.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\chrome_pwa_launcher.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\Installer\setup.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\java.exe	MSWDM.EXE
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe	MSWDM.EXE
File opened for modification	C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE	MSWDM.EXE

Drops file in Windows directory 5 IoCs

Processes:

a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exeMSWDM.EXEMSWDM.EXE

description	ioc	process
File created	C:\WINDOWS\MSWDM.EXE	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
File opened for modification	C:\Windows\dev4A19.tmp	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
File opened for modification	C:\Windows\dev4A19.tmp	MSWDM.EXE
File opened for modification	C:\Windows\die4BDE.tmp	MSWDM.EXE
File created	C:\Windows\die4BDE.tmp	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSWDM.EXE

pid process

4776 MSWDM.EXE
4776 MSWDM.EXE

pid	process
4776	MSWDM.EXE
4776	MSWDM.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exeMSWDM.EXE

description	pid	process	target process
PID 5008 wrote to memory of 3084	5008	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe	MSWDM.EXE
PID 5008 wrote to memory of 3084	5008	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe	MSWDM.EXE
PID 5008 wrote to memory of 3084	5008	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe	MSWDM.EXE
PID 5008 wrote to memory of 4776	5008	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe	MSWDM.EXE
PID 5008 wrote to memory of 4776	5008	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe	MSWDM.EXE
PID 5008 wrote to memory of 4776	5008	a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe	MSWDM.EXE
PID 4776 wrote to memory of 672	4776	MSWDM.EXE	A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE
PID 4776 wrote to memory of 672	4776	MSWDM.EXE	A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE
PID 4776 wrote to memory of 672	4776	MSWDM.EXE	A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE
PID 4776 wrote to memory of 2768	4776	MSWDM.EXE	MSWDM.EXE
PID 4776 wrote to memory of 2768	4776	MSWDM.EXE	MSWDM.EXE
PID 4776 wrote to memory of 2768	4776	MSWDM.EXE	MSWDM.EXE

C:\Users\Admin\AppData\Local\Temp\a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe
"C:\Users\Admin\AppData\Local\Temp\a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:5008

C:\WINDOWS\MSWDM.EXE
"C:\WINDOWS\MSWDM.EXE"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
PID:3084

C:\WINDOWS\MSWDM.EXE
-r!C:\Windows\dev4A19.tmp!C:\Users\Admin\AppData\Local\Temp\a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe! !
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4776

C:\Users\Admin\AppData\Local\Temp\A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE
3⤵
- Executes dropped EXE
PID:672

C:\WINDOWS\MSWDM.EXE
-e!C:\Windows\dev4A19.tmp!C:\Users\Admin\AppData\Local\Temp\A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE!
3⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:2768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE

Filesize
275KB

MD5
4eccbbcd45f7265eddffc5ca0f7fe9bc

SHA1
58aa92c48b859df78e32b16f6ca6c5caf397849f

SHA256
0e048674b10fff28b19cafea5a2195ea05d2a9ae35a28e8007718ba11643c733

SHA512
12bce0049bd70cd077b08d1c6998fc86ee40efd7854e2fce742cd48c455d9ad9999c042e50d9691a199dd769bda904c5b72f46cf40ac378a5928c1cd9b4b5b5f

Download Submit
C:\Users\Admin\AppData\Local\Temp\A66BEEF17C0078A79A8BC278120E04ABEE9ED06576E68BF285340C9A71CB813E.EXE

Filesize
275KB

MD5
4eccbbcd45f7265eddffc5ca0f7fe9bc

SHA1
58aa92c48b859df78e32b16f6ca6c5caf397849f

SHA256
0e048674b10fff28b19cafea5a2195ea05d2a9ae35a28e8007718ba11643c733

SHA512
12bce0049bd70cd077b08d1c6998fc86ee40efd7854e2fce742cd48c455d9ad9999c042e50d9691a199dd769bda904c5b72f46cf40ac378a5928c1cd9b4b5b5f

Download Submit
C:\Users\Admin\AppData\Local\Temp\a66beef17c0078a79a8bc278120e04abee9ed06576e68bf285340c9a71cb813e.exe

Filesize
236KB

MD5
d095376682210d6ddcaeb636500eb0cb

SHA1
f3ba099deee863c83f78e1814eb345b56560b11a

SHA256
06b96b0d863b16f1ee7e705a6e463e74dc0bad110a2ecd69dc44349bf4aeaf71

SHA512
546874c3a4af3666c78c3d4085498c4524b19b226472f9da38cf96559993def11eeaa7dcd6af72a236cd73bffa01182ac42499696a0b60d09d23b22b9adb5c7a

Download Submit
C:\WINDOWS\MSWDM.EXE

Filesize
39KB

MD5
da5dbe204364f504e867df8fdde72131

SHA1
90ddd63ff3746f8367a90a12a58fe23a59aba5fa

SHA256
a512441a0d5ba5253aee2160c9c5113e661b7212835dbcec0a97bd078b5c19ea

SHA512
334a610a51cbde9180c72d4c7d29e5fc2568e9521539496e5d906848ae0be6881073bdcd26f703e9cef907ae01557b7a8ab1dc3dd0a4d962b2da2b63e9a56685

Download Submit
C:\Windows\MSWDM.EXE

Filesize
39KB

MD5
da5dbe204364f504e867df8fdde72131

SHA1
90ddd63ff3746f8367a90a12a58fe23a59aba5fa

SHA256
a512441a0d5ba5253aee2160c9c5113e661b7212835dbcec0a97bd078b5c19ea

SHA512
334a610a51cbde9180c72d4c7d29e5fc2568e9521539496e5d906848ae0be6881073bdcd26f703e9cef907ae01557b7a8ab1dc3dd0a4d962b2da2b63e9a56685

Download Submit
C:\Windows\MSWDM.EXE

Filesize
39KB

MD5
da5dbe204364f504e867df8fdde72131

SHA1
90ddd63ff3746f8367a90a12a58fe23a59aba5fa

SHA256
a512441a0d5ba5253aee2160c9c5113e661b7212835dbcec0a97bd078b5c19ea

SHA512
334a610a51cbde9180c72d4c7d29e5fc2568e9521539496e5d906848ae0be6881073bdcd26f703e9cef907ae01557b7a8ab1dc3dd0a4d962b2da2b63e9a56685

Download Submit
C:\Windows\MSWDM.EXE

Filesize
39KB

MD5
da5dbe204364f504e867df8fdde72131

SHA1
90ddd63ff3746f8367a90a12a58fe23a59aba5fa

SHA256
a512441a0d5ba5253aee2160c9c5113e661b7212835dbcec0a97bd078b5c19ea

SHA512
334a610a51cbde9180c72d4c7d29e5fc2568e9521539496e5d906848ae0be6881073bdcd26f703e9cef907ae01557b7a8ab1dc3dd0a4d962b2da2b63e9a56685

Download Submit
C:\Windows\dev4A19.tmp

Filesize
236KB

MD5
d095376682210d6ddcaeb636500eb0cb

SHA1
f3ba099deee863c83f78e1814eb345b56560b11a

SHA256
06b96b0d863b16f1ee7e705a6e463e74dc0bad110a2ecd69dc44349bf4aeaf71

SHA512
546874c3a4af3666c78c3d4085498c4524b19b226472f9da38cf96559993def11eeaa7dcd6af72a236cd73bffa01182ac42499696a0b60d09d23b22b9adb5c7a

Download Submit
memory/672-142-0x0000000000000000-mapping.dmp

Download
memory/2768-144-0x0000000000000000-mapping.dmp

Download
memory/2768-147-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3084-140-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3084-133-0x0000000000000000-mapping.dmp

Download
memory/3084-150-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4776-141-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4776-136-0x0000000000000000-mapping.dmp

Download
memory/4776-149-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-132-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5008-138-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads