66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579

Analysis

max time kernel
91s
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
27/11/2022, 08:26

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General

Target

66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
Size

1.0MB
MD5

2e9e7a48e15463cdbfdf12014744999b
SHA1

d06d360776f0aac0499cf8824fb2a3f6226af16c
SHA256

66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579
SHA512

e05eba4e5bd5cfd9ef0af35438b2e60ae865f56097713487baf9de8370fab181bf59dd7765e64a126be4a41b11e7e97b30aad1b78531289a2f72cdafa2a76218
SSDEEP

24576:ClafNPaNMDJOpKROZRpulZBVOkeOLimGHCmO+:iaANaRGRpuHetmGimZ

Score

7^/10

Malware Config

Signatures

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	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.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	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1388 set thread context of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
740	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
740	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
740	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
740	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
740	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
740	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82
PID 1388 wrote to memory of 740	1388	66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe	82

C:\Users\Admin\AppData\Local\Temp\66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
"C:\Users\Admin\AppData\Local\Temp\66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe
  "C:\Users\Admin\AppData\Local\Temp\66a73b4bbf1241fe91446a82817aba794b6c683efb4402c99a22f9750eae9579.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:740

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/740-135-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/740-136-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/740-138-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/740-139-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/740-140-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/1388-132-0x0000000000700000-0x0000000000703000-memory.dmp

Filesize
12KB

Download
memory/1388-133-0x0000000000400000-0x0000000000581000-memory.dmp

Filesize
1.5MB

Download
memory/1388-137-0x0000000000400000-0x0000000000581000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads