729bb69f7a4eea069797cb57c084eb01a6a44e0d43be1f90a69795283e1993ee

Analysis

max time kernel
36s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 05:05

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General

Target

HEUR-Trojan-Ransom.Win32.exe
Size

865KB
MD5

e3ccc3a8b9b6118bb701704da8e3fe96
SHA1

a6aed7e5441b9b5ca6a43ffc40ef8d4cafea3973
SHA256

729bb69f7a4eea069797cb57c084eb01a6a44e0d43be1f90a69795283e1993ee
SHA512

caad45b522181503e77caf98a174dedde4d39074b21c543fa87fa4c3c44032b69593916c140e41cf357afdf3100cbcaab6000ee0f47b9c0c4ccb711a06112b91
SSDEEP

12288:buAI/fN1zoFxdf0XgxZ7Ln8Wg9qn3bh3AbRV2Ngcc9zjYPnFMlUHYKv:CASFgPM2L8WgAdS2NizjYfFMl

Score

9^/10

evasion upx

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	HEUR-Trojan-Ransom.Win32.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2036-54-0x0000000000400000-0x0000000000579000-memory.dmp	upx
behavioral1/memory/2036-91-0x0000000000400000-0x0000000000579000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2036 set thread context of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1048	HEUR-Trojan-Ransom.Win32.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27
PID 2036 wrote to memory of 1048	2036	HEUR-Trojan-Ransom.Win32.exe	27

C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.exe
"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.exe
  C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.exe
  2⤵
  - Enumerates VirtualBox registry keys
  - Suspicious behavior: EnumeratesProcesses
  PID:1048

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1048-73-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-79-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-56-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-58-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-61-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-64-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-67-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-70-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-55-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-92-0x0000000075C61000-0x0000000075C63000-memory.dmp

Filesize
8KB

Download
memory/1048-76-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-82-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-85-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-88-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/1048-93-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2036-91-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download
memory/2036-54-0x0000000000400000-0x0000000000579000-memory.dmp

Filesize
1.5MB

Download