87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1

Analysis

max time kernel
122s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 10:58

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General

Target

87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
Size

935KB
MD5

2a85c1060b88ff6c65e9c93164c51353
SHA1

b820aa3490733c5b5847cc2e53bee52afe790438
SHA256

87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1
SHA512

0ae62462e7a6fb6b96efd25a0a4a564c2d3399f0f012cc62ea626a9e5f235ac99dc64bf63cb8eddcb1518cb8e735c3528d4fc4e68cfa9265e3f259ee27322ba7
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4e:oyHv5Z+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/5032-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-138-0x0000000000400000-0x00000000004F2000-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	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.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	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5032	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
5032	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
5032	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
5032	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
5032	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
5032	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82
PID 2356 wrote to memory of 5032	2356	87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe	82

C:\Users\Admin\AppData\Local\Temp\87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
"C:\Users\Admin\AppData\Local\Temp\87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Users\Admin\AppData\Local\Temp\87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe
  "C:\Users\Admin\AppData\Local\Temp\87d3f28471b2c92081b2f24e125a8b8e6a2772a77e7001ccd5bf06d1a3a631b1.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:5032

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/5032-132-0x0000000000000000-mapping.dmp

Download
memory/5032-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads