be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c

Analysis

max time kernel
92s
max time network
156s
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, 23:34

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General

Target

be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe
Size

501KB
MD5

cc29ba7b8caeb0ead29002176cb76359
SHA1

504d8fa02d393bd7a69d1bf70121ae5c06a4dbae
SHA256

be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c
SHA512

2e56a6d78b1e02a5c619205e75b27447fe369814c3a9b95a5c80bba6f8c9c65bffa5cfb84f1236afe935df3f8a43b84aabf28f7ac57535eeb718542486e3fcf1
SSDEEP

12288:TdHETCNRLOVWiAUU3RuXk4HAU19P/nZl2p2:TdHET+Bi9UhgtAUTnX2p2

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe

Executes dropped EXE 1 IoCs

pid	Process
2436	s7149.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	s7149.exe
File created	C:\Windows\assembly\Desktop.ini	s7149.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly\Desktop.ini	s7149.exe
File opened for modification	C:\Windows\assembly	s7149.exe
File created	C:\Windows\assembly\Desktop.ini	s7149.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1064	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe
1064	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe
2436	s7149.exe
2436	s7149.exe
2436	s7149.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2436	s7149.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2436	s7149.exe
2436	s7149.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 2436	1064	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe	79
PID 1064 wrote to memory of 2436	1064	be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe	79

C:\Users\Admin\AppData\Local\Temp\be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe
"C:\Users\Admin\AppData\Local\Temp\be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Users\Admin\AppData\Local\Temp\n7149\s7149.exe
  "C:\Users\Admin\AppData\Local\Temp\n7149\s7149.exe" 5d58b14146c8eb2eb2631222FEqAlUDEn4rRGnjuJzlP97I5qRb0XhxNbyz3bYtENyJXN1BWQcUFwjYAdivjYRktcpQi9XAb7lIfGM3OIcTBWEKP6Hm6GofJcB6/cMBM/k514pqJrXB7p1qkQDrdckFXopBK0TUC/tPuE8rbZ+QlbWqTpP438zAf7NIs /v "C:\Users\Admin\AppData\Local\Temp\be8eee22d2eae0a9bbb9c576d2d06e8df3b764bbaa801d3e03bff97b9b4b463c.exe"
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2436

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\n7149\s7149.exe

Filesize
225KB

MD5
8d8e499f7e6eca2e0db8cd8e53092393

SHA1
bf92dd793d041dfdfc2bd4f2b6607444b10c4e76

SHA256
ccea408e4f4274927ec734e4b882b00b6073d9d722cc4ddccab8dab38b4c7cfd

SHA512
5dd6dea473ea07e8106c4528d1e6769e5819627e18ab3b40ae5553fad1f5d98f61385b76cdd8c8474b12df6c5a6a4233e11d5ff3fe6a04ca8134197dc659964f

Download Submit
C:\Users\Admin\AppData\Local\Temp\n7149\s7149.exe

Filesize
225KB

MD5
8d8e499f7e6eca2e0db8cd8e53092393

SHA1
bf92dd793d041dfdfc2bd4f2b6607444b10c4e76

SHA256
ccea408e4f4274927ec734e4b882b00b6073d9d722cc4ddccab8dab38b4c7cfd

SHA512
5dd6dea473ea07e8106c4528d1e6769e5819627e18ab3b40ae5553fad1f5d98f61385b76cdd8c8474b12df6c5a6a4233e11d5ff3fe6a04ca8134197dc659964f

Download Submit
memory/2436-135-0x00007FF9F2A70000-0x00007FF9F34A6000-memory.dmp

Filesize
10.2MB

Download
memory/2436-136-0x000000000150A000-0x000000000150F000-memory.dmp

Filesize
20KB

Download
memory/2436-137-0x000000000150A000-0x000000000150F000-memory.dmp

Filesize
20KB

Download