9460876404af1e8aed0eaec4cb29b37631db3c9038d5dd2e6e2fdb3e60a8d0e9

Analysis

max time kernel
117s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
04/02/2024, 20:55

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General

Target

VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
Size

163KB
MD5

911e66524f9a5cd74310756c975ce7cf
SHA1

560e3441ba41ba22652d8200ce57f17a9e1ec5c4
SHA256

9460876404af1e8aed0eaec4cb29b37631db3c9038d5dd2e6e2fdb3e60a8d0e9
SHA512

a92aff4f1095b67610f854e3f8be6fe11679ae0e38a8c0008d2fe493a05f1a613efb418bd8c42e36faf9498d8ecd15dc2f8424790ad5407c44fc184c996efbb8
SSDEEP

3072:KswLeUpdrYpctTXSERLK3pgotbLmMGWGLxsYrVd3ZephYrWttlUDzP:zwLjdMCtfRu5/tbLQrXpahHtjk

Score

10^/10

evasion spyware stealer

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\Debug\mhost.exe = "C:\\Windows\\Debug\\mhost.exe:*:Enabled:KL"	mhost.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\VirusShare_911e66524f9a5cd74310756c975ce7cf.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare_911e66524f9a5cd74310756c975ce7cf.exe:*:Enabled:KL"	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	mhost.exe

Detects Windows executables referencing non-Windows User-Agents 16 IoCs

resource	yara_rule
behavioral1/memory/2632-8-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-10-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-12-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-11-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-13-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-18-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-16-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-20-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-23-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-25-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-30-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-31-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2632-41-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/1780-63-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/1780-64-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/1780-67-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 16 IoCs

resource	yara_rule
behavioral1/memory/2632-8-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-10-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-12-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-11-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-13-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-18-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-16-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-20-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-23-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-25-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-30-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-31-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/2632-41-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1780-63-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1780-64-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1780-67-0x0000000000400000-0x0000000000528000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Executes dropped EXE 2 IoCs

pid	Process
2208	mhost.exe
1780	mhost.exe

Loads dropped DLL 2 IoCs

pid	Process
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2824 set thread context of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2208 set thread context of 1780	2208	mhost.exe	33

Drops file in Windows directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\result.dark	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
File created	C:\Windows\Debug\bc	mhost.exe
File opened for modification	C:\Windows\Debug\bc	mhost.exe
File created	C:\Windows\Debug\bc	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
File opened for modification	C:\Windows\Debug\bc	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
File created	C:\Windows\Debug\mhost.exe	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
File opened for modification	C:\Windows\Debug\mhost.exe	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
File created	C:\Windows\Debug\result.dark	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2936	sc.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2824 wrote to memory of 2632	2824	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	29
PID 2632 wrote to memory of 2936	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	30
PID 2632 wrote to memory of 2936	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	30
PID 2632 wrote to memory of 2936	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	30
PID 2632 wrote to memory of 2936	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	30
PID 2632 wrote to memory of 2208	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	32
PID 2632 wrote to memory of 2208	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	32
PID 2632 wrote to memory of 2208	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	32
PID 2632 wrote to memory of 2208	2632	VirusShare_911e66524f9a5cd74310756c975ce7cf.exe	32
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33
PID 2208 wrote to memory of 1780	2208	mhost.exe	33

C:\Users\Admin\AppData\Local\Temp\VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_911e66524f9a5cd74310756c975ce7cf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Users\Admin\AppData\Local\Temp\VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
  C:\Users\Admin\AppData\Local\Temp\VirusShare_911e66524f9a5cd74310756c975ce7cf.exe
  2⤵
  - Modifies firewall policy service
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Windows\SysWOW64\sc.exe
    sc delete 292573
    3⤵
    - Launches sc.exe
    PID:2936
- - C:\Windows\Debug\mhost.exe
    "C:\Windows\Debug\mhost.exe" /start
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2208
  - - C:\Windows\Debug\mhost.exe
      C:\Windows\Debug\mhost.exe
      4⤵
      Modifies firewall policy service
      Executes dropped EXE
      Drops file in Windows directory
      PID:1780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Windows\debug\mhost.exe

Filesize
163KB

MD5
911e66524f9a5cd74310756c975ce7cf

SHA1
560e3441ba41ba22652d8200ce57f17a9e1ec5c4

SHA256
9460876404af1e8aed0eaec4cb29b37631db3c9038d5dd2e6e2fdb3e60a8d0e9

SHA512
a92aff4f1095b67610f854e3f8be6fe11679ae0e38a8c0008d2fe493a05f1a613efb418bd8c42e36faf9498d8ecd15dc2f8424790ad5407c44fc184c996efbb8

Download Submit
memory/1780-67-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/1780-64-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/1780-63-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2208-62-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2632-16-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-23-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-11-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2632-13-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-18-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-4-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-6-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-20-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-12-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-25-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-30-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-10-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-31-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-41-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2632-8-0x0000000000400000-0x0000000000528000-memory.dmp

Filesize
1.2MB

Download
memory/2824-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2824-19-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2824-3-0x00000000002E0000-0x00000000002EC000-memory.dmp

Filesize
48KB

Download