c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e

General

Target

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
Size

573KB
MD5

c06436867bbbdad438210151102d3c09
SHA1

da5e403515de4cdf8ec92513fdc5fcb37bef4136
SHA256

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e
SHA512

93a3b55460eff46e89e9229cb5996b6d2122faae20b308c2a49c852a1d06586016f254e43e1fd25865c783a223bae2bffcb425e0e20fb88adc907a2c8a7899b2
SSDEEP

12288:EY0DAwG5x+Xjw/ondRUCPoq8d3aDZPOJ3:E/AwGzUw8HUCQqoeOJ3

Score

10^/10

persistence spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.mail.ru
Port:
587
Username:
[email protected]
Password:
general123

Signatures

NirSoft WebBrowserPassView 11 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/328-64-0x0000000000400000-0x000000000046C000-memory.dmp	WebBrowserPassView
behavioral1/memory/328-65-0x0000000000400000-0x000000000046C000-memory.dmp	WebBrowserPassView
behavioral1/memory/328-67-0x0000000000466A0E-mapping.dmp	WebBrowserPassView
behavioral1/memory/328-66-0x0000000000400000-0x000000000046C000-memory.dmp	WebBrowserPassView
behavioral1/memory/328-71-0x0000000000400000-0x000000000046C000-memory.dmp	WebBrowserPassView
behavioral1/memory/328-69-0x0000000000400000-0x000000000046C000-memory.dmp	WebBrowserPassView
behavioral1/memory/1196-76-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1196-77-0x0000000000442628-mapping.dmp	WebBrowserPassView
behavioral1/memory/1196-80-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1196-81-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1196-84-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 11 IoCs

Processes:

resource	yara_rule
behavioral1/memory/328-64-0x0000000000400000-0x000000000046C000-memory.dmp	Nirsoft
behavioral1/memory/328-65-0x0000000000400000-0x000000000046C000-memory.dmp	Nirsoft
behavioral1/memory/328-67-0x0000000000466A0E-mapping.dmp	Nirsoft
behavioral1/memory/328-66-0x0000000000400000-0x000000000046C000-memory.dmp	Nirsoft
behavioral1/memory/328-71-0x0000000000400000-0x000000000046C000-memory.dmp	Nirsoft
behavioral1/memory/328-69-0x0000000000400000-0x000000000046C000-memory.dmp	Nirsoft
behavioral1/memory/1196-76-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1196-77-0x0000000000442628-mapping.dmp	Nirsoft
behavioral1/memory/1196-80-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1196-81-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1196-84-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Loads dropped DLL 1 IoCs

Processes:

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

pid process

1304 c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
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
T1081
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogleUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\WinApp\\GoogleUpdate.exe.lnk"	reg.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 whatismyipaddress.com
6 whatismyipaddress.com
7 whatismyipaddress.com

flow	ioc
4	whatismyipaddress.com
6	whatismyipaddress.com
7	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exec3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

description	pid	process	target process
PID 1304 set thread context of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 328 set thread context of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exec3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

pid	process
1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exec3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

description	pid	process
Token: SeDebugPrivilege	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
Token: SeDebugPrivilege	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

pid process

328 c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

pid	process
328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.execmd.exec3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe

description	pid	process	target process
PID 1304 wrote to memory of 836	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	cmd.exe
PID 1304 wrote to memory of 836	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	cmd.exe
PID 1304 wrote to memory of 836	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	cmd.exe
PID 1304 wrote to memory of 836	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	cmd.exe
PID 836 wrote to memory of 288	836	cmd.exe	reg.exe
PID 836 wrote to memory of 288	836	cmd.exe	reg.exe
PID 836 wrote to memory of 288	836	cmd.exe	reg.exe
PID 836 wrote to memory of 288	836	cmd.exe	reg.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 1304 wrote to memory of 328	1304	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe
PID 328 wrote to memory of 1196	328	c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
"C:\Users\Admin\AppData\Local\Temp\c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1304

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"
2⤵
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\reg.exe
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"
3⤵
- Adds Run key to start application
PID:288

C:\Users\Admin\AppData\Local\Temp\c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe
"C:\Users\Admin\AppData\Local\Temp\c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:328

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
3⤵
PID:1196

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

Scripting

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\holderwb.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe

Filesize
573KB

MD5
c06436867bbbdad438210151102d3c09

SHA1
da5e403515de4cdf8ec92513fdc5fcb37bef4136

SHA256
c3e706c265053fde0fbe9467bc0c4b8281d50ff0c3a5b89959257c567a53fa9e

SHA512
93a3b55460eff46e89e9229cb5996b6d2122faae20b308c2a49c852a1d06586016f254e43e1fd25865c783a223bae2bffcb425e0e20fb88adc907a2c8a7899b2

Download Submit
memory/288-60-0x0000000000000000-mapping.dmp

Download
memory/328-66-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/328-71-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/328-82-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/328-75-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/328-61-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/328-62-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/328-64-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/328-65-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/328-67-0x0000000000466A0E-mapping.dmp

Download
memory/328-69-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/836-59-0x0000000000000000-mapping.dmp

Download
memory/1196-76-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1196-77-0x0000000000442628-mapping.dmp

Download
memory/1196-80-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1196-81-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1196-84-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1304-72-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/1304-57-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/1304-54-0x0000000075F01000-0x0000000075F03000-memory.dmp

Filesize
8KB

Download
memory/1304-73-0x0000000000AC6000-0x0000000000AD7000-memory.dmp

Filesize
68KB

Download
memory/1304-56-0x0000000000AC6000-0x0000000000AD7000-memory.dmp

Filesize
68KB

Download
memory/1304-55-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads