a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 10:06 UTC

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General

Target

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
Size

244KB
MD5

96a30977030425f1ce019abc1c64cfa0
SHA1

b3142566d362ba4b416c12552cc31c609d20a3d0
SHA256

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f
SHA512

b57029b28fa43d22fc7a1ae92171e9a5a406255f2871246ee4572ca5b93401b69c403e88d924f0c9608d14a1bb679621f7ab24dbd6410ebb562d21d993c81475
SSDEEP

6144:NUSRXvYPaCFAHloZ7H8++/YfrLCPmmDISxLKA1fNUVvj7r:NEPa4AHloZ7H8++/YfrLJmDISxLKApNC

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	wnxug.exe

Executes dropped EXE 1 IoCs

pid	Process
1788	wnxug.exe

Loads dropped DLL 2 IoCs

pid	Process
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Adds Run key to start application 2 TTPs 13 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /a"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /o"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /i"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /w"	wnxug.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /t"	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /u"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /t"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /j"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /x"	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /b"	wnxug.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\	wnxug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wnxug = "C:\\Users\\Admin\\wnxug.exe /v"	wnxug.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	wnxug.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	wnxug.exe

Drops autorun.inf file 1 TTPs 1 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\Users\Admin\c\autorun.inf	wnxug.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 48 IoCs

pid	Process
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe
1788	wnxug.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
1788	wnxug.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1788	2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe	28
PID 2032 wrote to memory of 1788	2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe	28
PID 2032 wrote to memory of 1788	2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe	28
PID 2032 wrote to memory of 1788	2032	a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe	28

C:\Users\Admin\AppData\Local\Temp\a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe
"C:\Users\Admin\AppData\Local\Temp\a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Users\Admin\wnxug.exe
  "C:\Users\Admin\wnxug.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Maps connected drives based on registry
  - Drops autorun.inf file
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1788

Network

DNS

ns1.anytime1.com

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime1.com

IN A

Response
DNS

ns1.anytime1.net

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime1.net

IN A

Response
DNS

ns1.anytime1.org

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime1.org

IN A

Response
DNS

ns1.anytime2.com

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime2.com

IN A

Response

ns1.anytime2.com

IN CNAME

ziyuan.baidu.com

ziyuan.baidu.com

IN CNAME

ziyuan.n.shifen.com

ziyuan.n.shifen.com

IN A

182.61.201.50

ziyuan.n.shifen.com

IN A

182.61.201.90

ziyuan.n.shifen.com

IN A

182.61.201.91

ziyuan.n.shifen.com

IN A

182.61.201.92
DNS

ns1.anytime2.net

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime2.net

IN A

Response
DNS

ns1.anytime2.org

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime2.org

IN A

Response
DNS

ns1.anytime3.net

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime3.net

IN A

Response
DNS

ns1.anytime4.com

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime4.com

IN A

Response
DNS

ns1.anytime3.org

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

Remote address:

8.8.8.8:53

Request

ns1.anytime3.org

IN A

Response

182.61.201.50:7001

ns1.anytime2.com

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

152 B
3
182.61.201.50:7001

ns1.anytime2.com

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

152 B
3

8.8.8.8:53

ns1.anytime1.com

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
135 B
1
1

DNS Request

ns1.anytime1.com
8.8.8.8:53

ns1.anytime1.net

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
135 B
1
1

DNS Request

ns1.anytime1.net
8.8.8.8:53

ns1.anytime1.org

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
144 B
1
1

DNS Request

ns1.anytime1.org
8.8.8.8:53

ns1.anytime2.com

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
183 B
1
1

DNS Request

ns1.anytime2.com

DNS Response

182.61.201.50

182.61.201.90

182.61.201.91

182.61.201.92
8.8.8.8:53

ns1.anytime2.net

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
135 B
1
1

DNS Request

ns1.anytime2.net
8.8.8.8:53

ns1.anytime2.org

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
144 B
1
1

DNS Request

ns1.anytime2.org
8.8.8.8:53

ns1.anytime3.net

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
135 B
1
1

DNS Request

ns1.anytime3.net
8.8.8.8:53

ns1.anytime4.com

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
135 B
1
1

DNS Request

ns1.anytime4.com
8.8.8.8:53

ns1.anytime3.org

dns

a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f.exe

62 B
144 B
1
1

DNS Request

ns1.anytime3.org

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\wnxug.exe

Filesize
244KB

MD5
96a30977030425f1ce019abc1c64cfa0

SHA1
b3142566d362ba4b416c12552cc31c609d20a3d0

SHA256
a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f

SHA512
b57029b28fa43d22fc7a1ae92171e9a5a406255f2871246ee4572ca5b93401b69c403e88d924f0c9608d14a1bb679621f7ab24dbd6410ebb562d21d993c81475

Download Submit
C:\Users\Admin\wnxug.exe

Filesize
244KB

MD5
96a30977030425f1ce019abc1c64cfa0

SHA1
b3142566d362ba4b416c12552cc31c609d20a3d0

SHA256
a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f

SHA512
b57029b28fa43d22fc7a1ae92171e9a5a406255f2871246ee4572ca5b93401b69c403e88d924f0c9608d14a1bb679621f7ab24dbd6410ebb562d21d993c81475

Download Submit
\Users\Admin\wnxug.exe

Filesize
244KB

MD5
96a30977030425f1ce019abc1c64cfa0

SHA1
b3142566d362ba4b416c12552cc31c609d20a3d0

SHA256
a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f

SHA512
b57029b28fa43d22fc7a1ae92171e9a5a406255f2871246ee4572ca5b93401b69c403e88d924f0c9608d14a1bb679621f7ab24dbd6410ebb562d21d993c81475

Download Submit
\Users\Admin\wnxug.exe

Filesize
244KB

MD5
96a30977030425f1ce019abc1c64cfa0

SHA1
b3142566d362ba4b416c12552cc31c609d20a3d0

SHA256
a1eb043b5a3073ee43e9f0ed0b0c953d24c82d07a76c854a9a7725ee0f52865f

SHA512
b57029b28fa43d22fc7a1ae92171e9a5a406255f2871246ee4572ca5b93401b69c403e88d924f0c9608d14a1bb679621f7ab24dbd6410ebb562d21d993c81475

Download Submit
memory/2032-56-0x0000000076261000-0x0000000076263000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v6

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