520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926

General

Target

520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe
Size

935KB
MD5

8205df2b7f79b2cdcd20edf1b77678e4
SHA1

2edeecd8c978f28d52d94dabd28b5ea362638a69
SHA256

520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926
SHA512

31a3df889aae320f2bd16c1a9b1ca650734f3f64e1708add857c3c5a2c4106780779ebd72836d59b2bf564cccf5c4c5c18f8f16c467a8c3034f51f91895751b3
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4/:oyHv5Z+Wzv7AiBll0OBWi6si9Ga

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/664-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/664-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/664-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/664-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/664-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/664-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/664-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

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	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe

Maps connected drives based on registry 3 TTPs 2 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	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1508 set thread context of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
664	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29
PID 1508 wrote to memory of 664	1508	520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe	29

C:\Users\Admin\AppData\Local\Temp\520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe
"C:\Users\Admin\AppData\Local\Temp\520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Users\Admin\AppData\Local\Temp\520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe
  "C:\Users\Admin\AppData\Local\Temp\520f5c4517b8e7be992695b7a22c1c352fda0d2e3677eea2e1d7e553340c6926.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:664

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/664-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-61-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/664-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/664-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads