48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386

Analysis

max time kernel
189s
max time network
194s
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 13:39

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General

Target

48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
Size

935KB
MD5

d853cf0fed294315d25e596395fa8846
SHA1

0fae2c57bddccd13e10c5228da74c8baee364b41
SHA256

48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386
SHA512

23732a74d3b2f74c8135c0b44d730cc421099e10f158be12c500fb710203501bc483d29deab4b14ed1f68b71fe299dfa3f566b49972544ff85278f5f78d390bb
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4l:IyHv5Z+Wzv7AiBll0OBWi6si9Gk

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/1112-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1112-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1112-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1112-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1112-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1112-139-0x0000000000400000-0x00000000004F2000-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	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.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	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4156 set thread context of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1112	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
1112	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
1112	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
1112	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
1112	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
1112	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79
PID 4156 wrote to memory of 1112	4156	48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe	79

C:\Users\Admin\AppData\Local\Temp\48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
"C:\Users\Admin\AppData\Local\Temp\48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4156
- C:\Users\Admin\AppData\Local\Temp\48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe
  "C:\Users\Admin\AppData\Local\Temp\48d66e1c28bf3622596540af76d651b7d802458bb8b88ab0099b7cf93b6ce386.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1112

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/1112-132-0x0000000000000000-mapping.dmp

Download
memory/1112-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1112-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1112-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1112-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1112-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1112-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads