b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91

Analysis

max time kernel
146s
max time network
177s
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, 08:59

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General

Target

b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
Size

935KB
MD5

31460d5974ea839385dcce724a18ec4f
SHA1

d68201ffce79ffc298ce1950119d2736ef3c8f03
SHA256

b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91
SHA512

fd7c583c45ad84968de9a491159408e0703b797f02f0f9e62aa05c6b6a9b295bc69d31ead575d1bc7ef9686309bd5def4fcd64b0e05c992dcdb4ccd343a20f85
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:JyHv5Z+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/4768-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4768-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4768-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4768-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4768-138-0x0000000000400000-0x00000000004F2000-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	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.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	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4576 set thread context of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4768	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
4768	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
4768	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
4768	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
4768	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
4768	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82
PID 4576 wrote to memory of 4768	4576	b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe	82

C:\Users\Admin\AppData\Local\Temp\b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
"C:\Users\Admin\AppData\Local\Temp\b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Users\Admin\AppData\Local\Temp\b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe
  "C:\Users\Admin\AppData\Local\Temp\b6577d80b2dbc77495716fd360921eb6b40174e3653bfb72c3bedcc6bbe93d91.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4768

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/4768-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4768-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4768-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4768-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4768-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads