31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 04:00

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General

Target

31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
Size

1.3MB
MD5

7b3a61e3db0d005674b5e2ce59194703
SHA1

67155dd43adb08cbef98fa497d8c5369b607b22d
SHA256

31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e
SHA512

be1537a56da799152d62213abd25dbcf2015c81b8a1b1dbd2cf201e5ebd497db980d0da44047fe047e90fd732d0352c02c134b6ae24758e4e8309046a79871f0
SSDEEP

24576:FAAy23Cgs8SRqtgSmo64NmgDUCsLABeeUuSHUzY5IjqwI8IxOkzW:FnyUTRSnSmo6dnzieeUuSKY5Ijqj8IxO

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4756-132-0x0000000000400000-0x0000000000586000-memory.dmp	upx
behavioral2/memory/4756-136-0x0000000000400000-0x0000000000586000-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	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.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	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4756 set thread context of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1260	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
1260	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
1260	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
1260	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
1260	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
1260	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80
PID 4756 wrote to memory of 1260	4756	31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe	80

C:\Users\Admin\AppData\Local\Temp\31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
"C:\Users\Admin\AppData\Local\Temp\31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Users\Admin\AppData\Local\Temp\31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe
  "C:\Users\Admin\AppData\Local\Temp\31c102361f1d7a530822eb396670898db4515a1aa3dc39da3fb6282dcd8ac75e.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1260

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/1260-134-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/1260-135-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/1260-137-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/1260-138-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/1260-139-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4756-132-0x0000000000400000-0x0000000000586000-memory.dmp

Filesize
1.5MB

Download
memory/4756-136-0x0000000000400000-0x0000000000586000-memory.dmp

Filesize
1.5MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads