58fff4a924b57f8b24dbb173a284c0aafcd02e059430821df21467da42821175

Analysis

max time kernel
159s
max time network
132s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-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

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
760	wuapp.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1952 set thread context of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 864 set thread context of 1192	864	Caspol.exe	20
PID 864 set thread context of 1192	864	Caspol.exe	20
PID 760 set thread context of 1192	760	wuapp.exe	20

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-1283023626-844874658-3193756055-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wuapp.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe
864	Caspol.exe
864	Caspol.exe
864	Caspol.exe
864	Caspol.exe
864	Caspol.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1192	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
864	Caspol.exe
864	Caspol.exe
864	Caspol.exe
864	Caspol.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe
760	wuapp.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe
Token: SeDebugPrivilege	864	Caspol.exe
Token: SeDebugPrivilege	760	wuapp.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 1844	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	28
PID 1952 wrote to memory of 1844	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	28
PID 1952 wrote to memory of 1844	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	28
PID 1952 wrote to memory of 1844	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	28
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1952 wrote to memory of 864	1952	73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe	29
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 760	1192	Explorer.EXE	31
PID 1192 wrote to memory of 1468	1192	Explorer.EXE	30
PID 1192 wrote to memory of 1468	1192	Explorer.EXE	30
PID 1192 wrote to memory of 1468	1192	Explorer.EXE	30
PID 1192 wrote to memory of 1468	1192	Explorer.EXE	30
PID 760 wrote to memory of 832	760	wuapp.exe	34
PID 760 wrote to memory of 832	760	wuapp.exe	34
PID 760 wrote to memory of 832	760	wuapp.exe	34
PID 760 wrote to memory of 832	760	wuapp.exe	34
PID 760 wrote to memory of 832	760	wuapp.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe
  "C:\Users\Admin\AppData\Local\Temp\73624ae2b5f9c832e8f71ff90cc73ea7c3c34ff7813fb1181659dc1202493ebc.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
    3⤵
    PID:1844
- - 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:864
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.exe"
  2⤵
  PID:1468
- C:\Windows\SysWOW64\wuapp.exe
  "C:\Windows\SysWOW64\wuapp.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:760
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:832

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4jvxi.zip

Filesize
440KB

MD5
5d874a46532117f82095481976117fa1

SHA1
0a33fdef5084db25e24451dbde80238b487fbe78

SHA256
d6ccab1423559c6cf50202bc81a4576f969aa9c275eaaeb9a2ac2c827cd60447

SHA512
f0624277f3b4839c836291e1d1eb03cda875ba192243427afa967819b213f0cdade02f22e20b786b4680e4faaef20c045ad0a456d5f85fc04d3ab2e081ff4c61

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
841KB

MD5
5fc6cd5d5ca1489d2a3c361717359a95

SHA1
5c630e232cd5761e7a611e41515be4afa3e7a141

SHA256
85c8b8a648c56cf5f063912e0e26ecebb90e0caf2f442fd5cdd8287301fe7e81

SHA512
5f9124a721f6b463d4f980920e87925098aa753b0fa2a59a3ff48b48d2b1a45d760fd46445414d84fb66321181cd2c82a4194361811114c15e35b42f838ab792

Download Submit
memory/760-73-0x0000000000AA0000-0x0000000000AAB000-memory.dmp

Filesize
44KB

Download
memory/760-127-0x0000000061E00000-0x0000000061EBF000-memory.dmp

Filesize
764KB

Download
memory/760-79-0x0000000000900000-0x000000000098F000-memory.dmp

Filesize
572KB

Download
memory/760-77-0x0000000002040000-0x0000000002343000-memory.dmp

Filesize
3.0MB

Download
memory/760-75-0x0000000000AA0000-0x0000000000AAB000-memory.dmp

Filesize
44KB

Download
memory/760-76-0x0000000000090000-0x00000000000BD000-memory.dmp

Filesize
180KB

Download
memory/864-62-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/864-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-65-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download
memory/864-66-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/864-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/864-71-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/864-74-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1192-70-0x0000000003B10000-0x0000000003D10000-memory.dmp

Filesize
2.0MB

Download
memory/1192-72-0x0000000006490000-0x000000000659B000-memory.dmp

Filesize
1.0MB

Download
memory/1192-68-0x0000000006290000-0x000000000639F000-memory.dmp

Filesize
1.1MB

Download
memory/1192-78-0x0000000006290000-0x000000000639F000-memory.dmp

Filesize
1.1MB

Download
memory/1192-80-0x00000000069F0000-0x0000000006AF5000-memory.dmp

Filesize
1.0MB

Download
memory/1192-83-0x00000000069F0000-0x0000000006AF5000-memory.dmp

Filesize
1.0MB

Download
memory/1192-97-0x000007FEEA7C0000-0x000007FEEA7CA000-memory.dmp

Filesize
40KB

Download
memory/1952-54-0x0000000000F00000-0x0000000000FE4000-memory.dmp

Filesize
912KB

Download
memory/1952-59-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1952-58-0x000000001B460000-0x000000001B4E0000-memory.dmp

Filesize
512KB

Download
memory/1952-57-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/1952-56-0x0000000000360000-0x0000000000368000-memory.dmp

Filesize
32KB

Download
memory/1952-55-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download