73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1

General

Target

73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
Size

935KB
MD5

6b88176573e7a07073d165344d8d538e
SHA1

55ff8a8ed3be60277c77c3cdc2c3d25bd7490036
SHA256

73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1
SHA512

85e03783eab92d1eb4b073723ffbcf16ce0ee9c5720e8227bb48ab6ed2fd2dd71333476270e0c79cbafb2369d8fb85dfd1805f54d9745c8a0292b72f28ac029d
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4R:pyHv5Z+Wzv7AiBll0OBWi6si9Gg

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1696-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1696-66-0x0000000000400000-0x00000000004F2000-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	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.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	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1652 set thread context of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1696	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29
PID 1652 wrote to memory of 1696	1652	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	29

C:\Users\Admin\AppData\Local\Temp\73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
"C:\Users\Admin\AppData\Local\Temp\73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1652
- C:\Users\Admin\AppData\Local\Temp\73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
  "C:\Users\Admin\AppData\Local\Temp\73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1696

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/1696-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-59-0x00000000004F0400-mapping.dmp

Download
memory/1696-61-0x0000000076041000-0x0000000076043000-memory.dmp

Filesize
8KB

Download
memory/1696-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1696-66-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads