33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca

Analysis

max time kernel
92s
max time network
156s
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 14:33

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General

Target

33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
Size

931KB
MD5

7d30ac72fae3cd31d6ebcf826a635c58
SHA1

60cf6cd9c6f3d579d9aa4172417420e86c123ed2
SHA256

33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca
SHA512

01d8a786c6ef529cf175862de730202b54703a6cff4bad0946156074e9a1fb6505373f428ea70664f63f6e047db8a895db156191d2f3e039ff69df5342e01b05
SSDEEP

24576:C6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YKu:C6j19rut7FoU56U

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
behavioral2/memory/3652-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/3652-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/3652-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/3652-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/3652-138-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/3652-139-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/3652-140-0x0000000000400000-0x00000000004EA000-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	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.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	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4264 set thread context of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3652	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
3652	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
3652	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
3652	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
3652	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81
PID 4264 wrote to memory of 3652	4264	33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe	81

C:\Users\Admin\AppData\Local\Temp\33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
"C:\Users\Admin\AppData\Local\Temp\33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4264
- C:\Users\Admin\AppData\Local\Temp\33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe
  "C:\Users\Admin\AppData\Local\Temp\33dd4fc143e384e02698a42f58a84a44931d162ab37508c4f56bc2e303943fca.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3652

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/3652-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3652-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3652-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3652-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3652-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3652-139-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/3652-140-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads