7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683

Analysis

max time kernel
150s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 12:41 UTC

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General

Target

7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe
Size

823KB
MD5

937a1b4613a2109448103c318cb7ab10
SHA1

1ac5bc876ec8026d57ce67fde624fab848f7b8d1
SHA256

7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683
SHA512

28db39b653ab91429546198a838cf4dd361f85a71a435aa825d49fab74273886b5225388d92b884ac7b6ae50eaf467b644caf76ad753e5fe114187fb6b89e2ba
SSDEEP

24576:QZJ+3Rbxv7mctSdkeXofT/+brY2Qwz+Rq7ISoZ:Go5xv7mcseeXr0IsS+

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	vifuv.exe

Executes dropped EXE 2 IoCs

pid	Process
1616	vifuv.exe
2880	ofheu.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	vifuv.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	vifuv.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Wine	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Wine	vifuv.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe
2880	ofheu.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 1616	4936	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe	83
PID 4936 wrote to memory of 1616	4936	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe	83
PID 4936 wrote to memory of 1616	4936	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe	83
PID 4936 wrote to memory of 3908	4936	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe	84
PID 4936 wrote to memory of 3908	4936	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe	84
PID 4936 wrote to memory of 3908	4936	7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe	84
PID 1616 wrote to memory of 2880	1616	vifuv.exe	93
PID 1616 wrote to memory of 2880	1616	vifuv.exe	93
PID 1616 wrote to memory of 2880	1616	vifuv.exe	93

C:\Users\Admin\AppData\Local\Temp\7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe
"C:\Users\Admin\AppData\Local\Temp\7f8214a5ab0d111f313f594fe57f41f330a8883e69d1f596b4089e2f3937e683.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Users\Admin\AppData\Local\Temp\vifuv.exe
  "C:\Users\Admin\AppData\Local\Temp\vifuv.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Executes dropped EXE
  - Checks BIOS information in registry
  - Checks computer location settings
  - Identifies Wine through registry keys
  - Suspicious use of WriteProcessMemory
  PID:1616
- - C:\Users\Admin\AppData\Local\Temp\ofheu.exe
    "C:\Users\Admin\AppData\Local\Temp\ofheu.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:2880
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuy.bat" "
  2⤵
  PID:3908

Network

DNS

164.2.77.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

164.2.77.40.in-addr.arpa

IN PTR

Response
DNS

14.110.152.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

14.110.152.52.in-addr.arpa

IN PTR

Response
DNS

0.e.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa

Remote address:

8.8.8.8:53

Request

0.e.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa

IN PTR

Response

121.88.5.183:11110

vifuv.exe

260 B
5
121.88.5.184:11170

vifuv.exe

260 B
5
104.80.225.205:443

322 B
7
52.182.143.208:443

322 B
7
121.88.5.181:11110

vifuv.exe

260 B
5
8.248.5.254:80

322 B
7
8.248.5.254:80

322 B
7
8.248.5.254:80

322 B
7
8.248.5.254:80

260 B
5
8.248.5.254:80

260 B
5

8.8.8.8:53

164.2.77.40.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

164.2.77.40.in-addr.arpa
8.8.8.8:53

14.110.152.52.in-addr.arpa

dns

72 B
146 B
1
1

DNS Request

14.110.152.52.in-addr.arpa
8.8.8.8:53

0.e.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa

dns

118 B
204 B
1
1

DNS Request

0.e.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_sannuy.bat

Filesize
340B

MD5
fbf7eff8943376401b4cb00e1ee483e2

SHA1
6185e4e93ed5fee5250131ad5b05cea909a7cd0a

SHA256
d724df52b33fc1270bd939cfbd8f2c593b0261ae0a57ce77577265eb1fd8cccd

SHA512
d706cc5a7d4bfd6c40b7c2486f15e7b3f5b675ecdbe62e4322e1c0ba413f6b372fcd430c98588551e50e2156bc5e3e29bc472507b78299dea504e6514fc606ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
0f5888b0051747de120c37b15c825b7d

SHA1
368471a70a25749e9db7401fb34a6b0230a2cf6a

SHA256
acd846557da75a2b35fb2c1a1964e73aafd10e53078dd4bd8e3dd7ebf4d83921

SHA512
bbf2805977f6892d32ee4d7d223e8a098df6c481847bba0e98378d96f22f82b6a650eb4300cf85240c5b9d14e2c13a222e4246d11f7acf188e6ac8fc152f7eee

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

Filesize
205KB

MD5
a2f94d052f11bb9734c6f9ce04048810

SHA1
56879061ed7302cf4e8e434413172901d5fd7a05

SHA256
0c42f80b374679c15a1d4493be7eaab60fbd9d12fab768bf5f0ec9272fe13489

SHA512
06edc75c8877d28cc5dfd63e14d31c1ea23f895b92a98868199cf609fac52f68fc4f6f47015a2664a3a7418129ca080290c452484925880cb5b3f951940c64a4

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

Filesize
205KB

MD5
a2f94d052f11bb9734c6f9ce04048810

SHA1
56879061ed7302cf4e8e434413172901d5fd7a05

SHA256
0c42f80b374679c15a1d4493be7eaab60fbd9d12fab768bf5f0ec9272fe13489

SHA512
06edc75c8877d28cc5dfd63e14d31c1ea23f895b92a98868199cf609fac52f68fc4f6f47015a2664a3a7418129ca080290c452484925880cb5b3f951940c64a4

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

Filesize
823KB

MD5
34d87029e58053db8e867277754bfb4d

SHA1
6cb518ba54f31d9db41c9a696be56574a046adfb

SHA256
ebfffb16ca75a22f58126ccf8d849abeb6bfaad1ec2c0ab553999104cfe3d147

SHA512
cbe6f0c2fe61f7fcd213858e264e88068f505048f837d5ca1a9dbdf291adbcc0ea938c89473cac8e3bc2ba3c08b1d89365315643f27774af8b38c9248d902cb6

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

Filesize
823KB

MD5
34d87029e58053db8e867277754bfb4d

SHA1
6cb518ba54f31d9db41c9a696be56574a046adfb

SHA256
ebfffb16ca75a22f58126ccf8d849abeb6bfaad1ec2c0ab553999104cfe3d147

SHA512
cbe6f0c2fe61f7fcd213858e264e88068f505048f837d5ca1a9dbdf291adbcc0ea938c89473cac8e3bc2ba3c08b1d89365315643f27774af8b38c9248d902cb6

Download Submit
memory/1616-144-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/1616-139-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/1616-141-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/1616-143-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/1616-148-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/2880-149-0x00000000008E0000-0x00000000009AC000-memory.dmp

Filesize
816KB

Download
memory/2880-150-0x00000000008E0000-0x00000000009AC000-memory.dmp

Filesize
816KB

Download
memory/4936-132-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/4936-138-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download
memory/4936-133-0x0000000000400000-0x000000000058F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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