58fff4a924b57f8b24dbb173a284c0aafcd02e059430821df21467da42821175

Analysis

max time kernel
152s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2023, 11:23

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General

Target

73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe
Size

901KB
MD5

63897474afd6771fcdc9ef3493edb0b6
SHA1

2bfebbe064739a51e0971db115c9a5b592bc8332
SHA256

73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc
SHA512

7e16c343c9c4daa4d522b1f476f0c2be426a2e086d6bfbb6a83c6907072cd67c901ae1f9acf271a6fed9940b07e7038e0663ae5bcbf5c475fa2becf99b6429df
SSDEEP

12288:en7Wy8ptDBiyJwRgPtqcLhnu6+BsNHSyCXvpltbyJJygiBH8VHATX:0Wy8pt1iywgLL0TJy4yJJVM

Score

8^/10

spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
83	3924	rundll32.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

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3420 set thread context of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 2232 set thread context of 3204	2232	Caspol.exe	41
PID 3924 set thread context of 3204	3924	rundll32.exe	41

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3284	1796	WerFault.exe	101

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	rundll32.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3204	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2232	Caspol.exe
2232	Caspol.exe
2232	Caspol.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe
3924	rundll32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe
Token: SeDebugPrivilege	2232	Caspol.exe
Token: SeDebugPrivilege	3924	rundll32.exe
Token: SeShutdownPrivilege	3204	Explorer.EXE
Token: SeCreatePagefilePrivilege	3204	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3420 wrote to memory of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 3420 wrote to memory of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 3420 wrote to memory of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 3420 wrote to memory of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 3420 wrote to memory of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 3420 wrote to memory of 2232	3420	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	84
PID 3204 wrote to memory of 3924	3204	Explorer.EXE	87
PID 3204 wrote to memory of 3924	3204	Explorer.EXE	87
PID 3204 wrote to memory of 3924	3204	Explorer.EXE	87
PID 3924 wrote to memory of 1796	3924	rundll32.exe	101
PID 3924 wrote to memory of 1796	3924	rundll32.exe	101
PID 3924 wrote to memory of 1796	3924	rundll32.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Users\Admin\AppData\Local\Temp\73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe
  "C:\Users\Admin\AppData\Local\Temp\73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3420
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2232
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:3276
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:3688
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.exe"
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3924
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1796
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1796 -s 148
      4⤵
      Program crash
      PID:3284

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 468 -p 1796 -ip 1796
1⤵
PID:4056

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2232-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-134-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-142-0x0000000000A00000-0x0000000000A10000-memory.dmp

Filesize
64KB

Download
memory/2232-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-140-0x0000000000F30000-0x000000000127A000-memory.dmp

Filesize
3.3MB

Download
memory/3204-143-0x0000000003290000-0x000000000338A000-memory.dmp

Filesize
1000KB

Download
memory/3204-153-0x0000000003390000-0x0000000003487000-memory.dmp

Filesize
988KB

Download
memory/3204-156-0x0000000003390000-0x0000000003487000-memory.dmp

Filesize
988KB

Download
memory/3420-138-0x000001AE6BF50000-0x000001AE6BF60000-memory.dmp

Filesize
64KB

Download
memory/3420-133-0x000001AE51820000-0x000001AE51904000-memory.dmp

Filesize
912KB

Download
memory/3420-135-0x000001AE53600000-0x000001AE5374E000-memory.dmp

Filesize
1.3MB

Download
memory/3420-151-0x000001AE6BF50000-0x000001AE6BF60000-memory.dmp

Filesize
64KB

Download
memory/3924-144-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/3924-147-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/3924-148-0x0000000000630000-0x000000000065D000-memory.dmp

Filesize
180KB

Download
memory/3924-149-0x0000000002450000-0x000000000279A000-memory.dmp

Filesize
3.3MB

Download
memory/3924-150-0x0000000000630000-0x000000000065D000-memory.dmp

Filesize
180KB

Download
memory/3924-154-0x00000000022D0000-0x000000000235F000-memory.dmp

Filesize
572KB

Download