3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71

Analysis

max time kernel
154s
max time network
170s
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 23:05

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General

Target

3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
Size

959KB
MD5

0a09af63f7e0b2e61ada24ef7b6306f6
SHA1

b083d5a35e21cd97a127f01b3238df2ee0ab1ff3
SHA256

3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71
SHA512

eb1078f248b1fb1c7e93c5e7153176ff6089ff0aaa44d0848bc82824d783540034fb69c03c1607a1f36588311c90c49ff029046c1f2313806ce5052a7ad8754e
SSDEEP

24576:wob9GXioEE6FY5fQ5emJYeXOxXzF6oHU9gf:wohGXiBE6FY1ps656tg

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	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.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	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4768 set thread context of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2640	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
2640	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
2640	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
2640	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
2640	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
2640	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79
PID 4768 wrote to memory of 2640	4768	3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe	79

C:\Users\Admin\AppData\Local\Temp\3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
"C:\Users\Admin\AppData\Local\Temp\3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4768
- C:\Users\Admin\AppData\Local\Temp\3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe
  "C:\Users\Admin\AppData\Local\Temp\3bb5956b411cde7590cae49a640b835783e57c2820b79db5dd23b930ef447d71.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2640

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/2640-134-0x0000000000000000-mapping.dmp

Download
memory/2640-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2640-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2640-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2640-139-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2640-140-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4768-132-0x0000000000700000-0x0000000000703000-memory.dmp

Filesize
12KB

Download
memory/4768-133-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download
memory/4768-137-0x0000000000400000-0x0000000000570000-memory.dmp

Filesize
1.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads