58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3

Analysis

max time kernel
150s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 12:58

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General

Target

58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
Size

935KB
MD5

43a31c01db8f4f44ae7d71631dafea72
SHA1

94af4a44d7757a3b5bbe9514869607da1a165c71
SHA256

58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3
SHA512

988b89abb68017b4ce02c05753dbe12c02efcc52483fb79c8fc3a595c9d361e1f1d89e0b6a9d475d37ef6fa24d117dcf6072a96f22e9bb388820c35ed9841ec6
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/3796-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3796-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3796-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3796-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3796-138-0x0000000000400000-0x00000000004F2000-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	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.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	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2952 set thread context of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3796	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
3796	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
3796	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
3796	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
3796	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
3796	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82
PID 2952 wrote to memory of 3796	2952	58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe	82

C:\Users\Admin\AppData\Local\Temp\58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
"C:\Users\Admin\AppData\Local\Temp\58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Users\Admin\AppData\Local\Temp\58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe
  "C:\Users\Admin\AppData\Local\Temp\58cfa730c1bd16ce2c003e3a1fc0867e22b1e0651b551eb00f55a50e87e070a3.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3796

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/3796-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3796-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3796-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3796-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3796-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads