73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1

Analysis

max time kernel
155s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 11:50

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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 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5096-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5096-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5096-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5096-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5096-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5096-139-0x0000000000400000-0x00000000004F2000-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 2608 set thread context of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5096	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
5096	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
5096	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
5096	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
5096	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
5096	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82
PID 2608 wrote to memory of 5096	2608	73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe	82

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:2608
- C:\Users\Admin\AppData\Local\Temp\73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe
  "C:\Users\Admin\AppData\Local\Temp\73c56430626bf83fb5c984c2593bacce35b1e0f7c985a81e26124d7efb52bcd1.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:5096

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/5096-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5096-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5096-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5096-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5096-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5096-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads