c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d

General

Target

c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
Size

36KB
MD5

4dc4c529e93c8674e1606f4bcf4354a0
SHA1

3d5259ca67f1cc5a99fa175a43147f4dd61e11a2
SHA256

c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d
SHA512

329bba648de9fa35bb278b229753f605f4e1f8b151036c5dd601487ddfd6455f005a7d8d13876105bc23d59a0217211a632f00d69c42124d95298f7088aba6ed
SSDEEP

768:l1X+uK7YgB3shmrVVEKnHu9HAzUL6jgBfeU8efHNk0g4O8FYj:bAEJcrVVnIsUWjgB8KHOMT

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	updata.exe

Executes dropped EXE 1 IoCs

pid	Process
2164	updata.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4936-132-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/4936-133-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/4936-140-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe

Loads dropped DLL 2 IoCs

pid	Process
4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	updata.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\KAV = "C:\\Windows\\system32\\kav.exe"	updata.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\progra~1\ATI\ApsX85.sys	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
File created	C:\progra~1\ATI\ApsX85.inf	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2492	4936	WerFault.exe	82

Checks SCSI registry key(s) 3 TTPs 4 IoCs

SCSI 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\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\HardwareID	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\HardwareID	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
2164	updata.exe
2164	updata.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
648	Process not Found

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	updata.exe
Token: SeDebugPrivilege	4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 2164	4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe	83
PID 4936 wrote to memory of 2164	4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe	83
PID 4936 wrote to memory of 2164	4936	c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe	83

C:\Users\Admin\AppData\Local\Temp\c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe
"C:\Users\Admin\AppData\Local\Temp\c96352e3f56111a86913f04fdf9e64471e78467550f1556ce6b1f5577e65178d.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in Program Files directory
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Users\Admin\AppData\Local\Temp\updata.exe
  "C:\Users\Admin\AppData\Local\Temp\updata.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2164
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 1396
  2⤵
  - Program crash
  PID:2492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4936 -ip 4936
1⤵
PID:4696

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

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\kavda.idx

Filesize
16KB

MD5
219394ebb12624755e13e8c1f6da342c

SHA1
01c18e9c839263e3baa7f90688543a100cc407ee

SHA256
153dc55887a986eb52a8be9008342a66b7b60b8ece2b5e81138309210153d142

SHA512
50dffcddb5fef885388b7041789ec4c05964543d42d0777f3f7f65bcfa117513173a47488e30ace6355def928806492d7c04366343173b492b7bd8d3c148e3e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\kavda.idx

Filesize
16KB

MD5
219394ebb12624755e13e8c1f6da342c

SHA1
01c18e9c839263e3baa7f90688543a100cc407ee

SHA256
153dc55887a986eb52a8be9008342a66b7b60b8ece2b5e81138309210153d142

SHA512
50dffcddb5fef885388b7041789ec4c05964543d42d0777f3f7f65bcfa117513173a47488e30ace6355def928806492d7c04366343173b492b7bd8d3c148e3e7

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

Filesize
22KB

MD5
c2370d7761e9c0d09626d5424767f228

SHA1
61e0615b66b517c73a8623ec3c81ed43cc9d238a

SHA256
d14c263c5eea28b8ded36ea15e5dd940c82f9e45530af7b6d2329790b008bf69

SHA512
732b4a3673897484b0bf3f2912237021cf669b4d867756186080b51e2119673157d1441c278bfebfef67c8c861fcc24a2fa9835763eff286cc917882d74cf14e

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

Filesize
22KB

MD5
c2370d7761e9c0d09626d5424767f228

SHA1
61e0615b66b517c73a8623ec3c81ed43cc9d238a

SHA256
d14c263c5eea28b8ded36ea15e5dd940c82f9e45530af7b6d2329790b008bf69

SHA512
732b4a3673897484b0bf3f2912237021cf669b4d867756186080b51e2119673157d1441c278bfebfef67c8c861fcc24a2fa9835763eff286cc917882d74cf14e

Download Submit
memory/4936-132-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4936-133-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4936-139-0x0000000002F20000-0x0000000002F26000-memory.dmp

Filesize
24KB

Download
memory/4936-140-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads