42375ef6316e9b60df4c237e7a1defac0c72c5e7c0bcf46ffebe646c0efaf1d3

General

Target

file.exe
Size

340KB
MD5

60cb0c27a4ed87c545725d9bfbb7ba18
SHA1

9c107099a47b23b949e7f68eedb8e86047ebe212
SHA256

42375ef6316e9b60df4c237e7a1defac0c72c5e7c0bcf46ffebe646c0efaf1d3
SHA512

cd1a7a2e485b57e984d9ef013686ec43321cd4620b67ea3fd61649e82272dd2136742ce81f8d869b6b6c01f215375a87ac291a6d9d34a13712c77804b7e9b096
SSDEEP

6144:Pg+4KojJbjMg9B6aWebM4cDDatmb0vIEPXhLxupI:POKojJt62oWdvIEPR9yI

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
704	raserver.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1716 set thread context of 632	1716	file.exe	27
PID 632 set thread context of 1268	632	Caspol.exe	15
PID 704 set thread context of 1268	704	raserver.exe	15

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3430344531-3702557399-3004411149-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	raserver.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
632	Caspol.exe
632	Caspol.exe
632	Caspol.exe
632	Caspol.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1268	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
632	Caspol.exe
632	Caspol.exe
632	Caspol.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe
704	raserver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	632	Caspol.exe
Token: SeDebugPrivilege	704	raserver.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1716 wrote to memory of 632	1716	file.exe	27
PID 1268 wrote to memory of 704	1268	Explorer.EXE	28
PID 1268 wrote to memory of 704	1268	Explorer.EXE	28
PID 1268 wrote to memory of 704	1268	Explorer.EXE	28
PID 1268 wrote to memory of 704	1268	Explorer.EXE	28
PID 704 wrote to memory of 1996	704	raserver.exe	31
PID 704 wrote to memory of 1996	704	raserver.exe	31
PID 704 wrote to memory of 1996	704	raserver.exe	31
PID 704 wrote to memory of 1996	704	raserver.exe	31
PID 704 wrote to memory of 1996	704	raserver.exe	31

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:1268
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1716
- - 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:632
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:704
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

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\vjjll.zip

Filesize
465KB

MD5
9e480b43cbe052e9ab25a0b982132e4d

SHA1
511ed863e48b8755e43b093238b923339c1bf846

SHA256
d76c2b3b27f279cbaabaa2d53c93e4bb7f2d8336e5aff7c74d7a16a2dbfbfb1c

SHA512
92a2753d125fec5a77945a1724dd85d07fd672583666029e313903584cf8e872fae9f3bb1db00cb9cde747edd4e3e95c8ffc3aa2867ce9212504d557e2adc8fb

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

Filesize
890KB

MD5
8402a6aa76d7787ff03943dd129e3d83

SHA1
895338cb761d62930ca93918011fd2cd33d5b30c

SHA256
49ff99d5b24f4f7d5a8ea175f35a6548c74b04e5c621c60121b5088dab19b4eb

SHA512
39bbe90385be35492825929296aae771fb4afb00a1f6a48f0e4ec17bc1097c3a32cea3b22033116c82695e66acbd6c847483a8da21e7302240467b58e39169ea

Download Submit
memory/632-66-0x0000000000120000-0x0000000000130000-memory.dmp

Filesize
64KB

Download
memory/632-58-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/632-69-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/632-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/632-60-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/632-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/632-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/632-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/632-65-0x0000000000B50000-0x0000000000E53000-memory.dmp

Filesize
3.0MB

Download
memory/704-120-0x0000000061E00000-0x0000000061ECA000-memory.dmp

Filesize
808KB

Download
memory/704-71-0x00000000000C0000-0x00000000000ED000-memory.dmp

Filesize
180KB

Download
memory/704-68-0x0000000000650000-0x000000000066C000-memory.dmp

Filesize
112KB

Download
memory/704-75-0x0000000001DE0000-0x0000000001E6F000-memory.dmp

Filesize
572KB

Download
memory/704-72-0x0000000001EE0000-0x00000000021E3000-memory.dmp

Filesize
3.0MB

Download
memory/704-70-0x0000000000650000-0x000000000066C000-memory.dmp

Filesize
112KB

Download
memory/1268-77-0x0000000003980000-0x0000000003A1C000-memory.dmp

Filesize
624KB

Download
memory/1268-73-0x0000000003980000-0x0000000003A1C000-memory.dmp

Filesize
624KB

Download
memory/1268-64-0x00000000003F0000-0x00000000004F0000-memory.dmp

Filesize
1024KB

Download
memory/1268-67-0x0000000006640000-0x0000000006737000-memory.dmp

Filesize
988KB

Download
memory/1716-54-0x0000000001180000-0x00000000011D2000-memory.dmp

Filesize
328KB

Download
memory/1716-57-0x00000000007D0000-0x00000000007E0000-memory.dmp

Filesize
64KB

Download
memory/1716-56-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/1716-55-0x0000000000C90000-0x0000000000CDC000-memory.dmp

Filesize
304KB

Download

Analysis

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