3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e

Analysis

max time kernel
145s
max time network
165s
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 14:23

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General

Target

3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
Size

935KB
MD5

a26f72cc472daca677be423d3f5d6a86
SHA1

dd3e5137fe683c99efea9b4e15817aa20b3b3e50
SHA256

3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e
SHA512

b951179e75a328a5964efb20790555d8cbcc7d63dbc64452d0017e1262d2c26c29e110953362e872c49ca67cdf266592dea04734b09332eab186de6eec881c89
SSDEEP

12288:Y5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:YyHv5Z+Wzv7AiBll0OBWi6si9G

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/2472-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2472-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2472-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2472-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2472-138-0x0000000000400000-0x00000000004F2000-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	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 564 set thread context of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2472	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
2472	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
2472	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
2472	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
2472	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
2472	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79
PID 564 wrote to memory of 2472	564	3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe	79

C:\Users\Admin\AppData\Local\Temp\3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
"C:\Users\Admin\AppData\Local\Temp\3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:564
- C:\Users\Admin\AppData\Local\Temp\3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe
  "C:\Users\Admin\AppData\Local\Temp\3827acbc5999500fe35e446fdb9f9e9759d0fbcfe201b721f97ea75e21ec687e.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2472

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/2472-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2472-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2472-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2472-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2472-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads