1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe

Analysis

max time kernel
181s
max time network
213s
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, 15:34

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General

Target

1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
Size

931KB
MD5

3a1fc229811008f65a196ad2bbd04da5
SHA1

cda647aa4f3b0d19e6ade8633ea1dd6c32f4bf44
SHA256

1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe
SHA512

03d3a930436282d3422d2da3508ef14f8d401f6101a8926ce6997e200cbfc3b5dbebbdeb7d901fe1c362916a7c0f727d94456ea6c49f6f4b7f5bfc01a0f9c6c7
SSDEEP

24576:C6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YK3:C6j19rut7FoU56N

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4412-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4412-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4412-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4412-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4412-138-0x0000000000400000-0x00000000004EA000-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	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.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	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2912 set thread context of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4412	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
4412	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
4412	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
4412	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
4412	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79
PID 2912 wrote to memory of 4412	2912	1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe	79

C:\Users\Admin\AppData\Local\Temp\1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
"C:\Users\Admin\AppData\Local\Temp\1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Users\Admin\AppData\Local\Temp\1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe
  "C:\Users\Admin\AppData\Local\Temp\1c4c8faa2d5090533ecaab8b33324a6f386424e9ef6cd63273f3a28a143d3ebe.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4412

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/4412-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4412-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4412-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4412-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4412-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads