| File name: | 829fce14ac8b9ad293076c16a1750502c6b303123c9bd0fb17c1772330577d65 |
| Full analysis: | https://app.any.run/tasks/e05812d4-4064-426f-bf39-82db78f99f9e |
| Verdict: | Malicious activity |
| Threats: | Parallax RAT is a versatile malware capable of stealing credentials, recording keystrokes, capturing screenshots, and exfiltrating sensitive data. It hides under legitimate processes like Notepad, uses diverse communication channels, and establishes persistence to maintain control over infected machines. |
| Analysis date: | February 25, 2020, 11:06:28 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows |
| MD5: | 33002B60B9E6FD6307E2EEAF2BCF78B6 |
| SHA1: | 1E641D295CBE6C6D27F03EDA190E1470A83E5D98 |
| SHA256: | 829FCE14AC8B9AD293076C16A1750502C6B303123C9BD0FB17C1772330577D65 |
| SSDEEP: | 24576:3Z7xfhrGhgi+/dqpVirIJChJhmKnR6l9ZUgg5Qg0R3u2:L8Fi9RwoQgY3z |
MALICIOUS
Runs app for hidden code execution
- mstsc.exe (PID: 3244)
PARALLAX was detected
- cmd.exe (PID: 3600)
Loads the Task Scheduler DLL interface
- cmd.exe (PID: 3600)
Known privilege escalation attack
- DllHost.exe (PID: 2060)
Connects to CnC server
- cmd.exe (PID: 3600)
SUSPICIOUS
Reads Internet Cache Settings
- mstsc.exe (PID: 3244)
Starts CMD.EXE for commands execution
- mstsc.exe (PID: 3244)
- DllHost.exe (PID: 2060)
Connects to unusual port
- cmd.exe (PID: 3600)
Creates files in the Windows directory
- cmd.exe (PID: 3600)
Executed via COM
- DllHost.exe (PID: 2060)
Uses REG.EXE to modify Windows registry
- cmd.exe (PID: 3096)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .scr | | | Windows screen saver (31.7) |
|---|---|---|
| .exe | | | DOS Executable Borland C++ (31.5) |
| .dll | | | Win32 Dynamic Link Library (generic) (15.9) |
| .exe | | | Win32 Executable (generic) (10.9) |
| .exe | | | Generic Win/DOS Executable (4.8) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:02:16 23:54:42+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 5 |
| CodeSize: | 1036288 |
| InitializedDataSize: | 86016 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1584 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 16-Feb-2020 22:54:42 |
| Detected languages: |
|
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000200 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 8 |
| Time date stamp: | 16-Feb-2020 22:54:42 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x000FD000 | 0x000FC400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.51007 |
.data | 0x000FE000 | 0x00015000 | 0x0000FC00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.05433 |
.tls | 0x00113000 | 0x00001000 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x00114000 | 0x00001000 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0.210826 |
.idata | 0x00115000 | 0x00003000 | 0x00002C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.93729 |
.edata | 0x00118000 | 0x00001000 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 2.18699 |
.rsrc | 0x00119000 | 0x0000C000 | 0x0000BA00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.60178 |
.reloc | 0x00125000 | 0x00013000 | 0x00012C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 6.59645 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.05955 | 744 | UNKNOWN | English - United States | RT_ICON |
2 | 2.80231 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
3 | 3.00046 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
4 | 2.56318 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
5 | 2.6949 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
6 | 2.62527 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
7 | 2.91604 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
8 | 2.6633 | 308 | UNKNOWN | UNKNOWN | RT_CURSOR |
4070 | 2.5214 | 148 | UNKNOWN | UNKNOWN | RT_STRING |
4071 | 3.25684 | 840 | UNKNOWN | UNKNOWN | RT_STRING |
Imports
ADVAPI32.DLL |
COMCTL32.DLL |
COMDLG32.DLL |
GDI32.DLL |
KERNEL32.DLL |
OLE32.DLL |
OLEAUT32.DLL |
USER32.DLL |
VERSION.DLL |
WINMM.DLL |
Exports
Title | Ordinal | Address |
|---|---|---|
__GetExceptDLLinfo | 1 | 0x000015DD |
@@Mofo3@Initialize | 2 | 0x00002820 |
@@Mofo3@Finalize | 3 | 0x00002830 |
___CPPdebugHook | 4 | 0x000FE098 |
_Form1 | 5 | 0x0010DBF4 |
Total processes
42
Monitored processes
6
Malicious processes
3
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2060 | C:\Windows\system32\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7} | C:\Windows\system32\DllHost.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: COM Surrogate Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3096 | "C:\Windows\system32\cmd.exe" /c "reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\admin\AppData\Roaming\Adobe\Acrobat" /t REG_DWORD /d 0" | C:\Windows\system32\cmd.exe | — | DllHost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3244 | "C:\Windows\system32\mstsc.exe" | C:\Windows\system32\mstsc.exe | 829fce14ac8b9ad293076c16a1750502c6b303123c9bd0fb17c1772330577d65.scr | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Remote Desktop Connection Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3420 | reg.exe add "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Paths" /v "C:\Users\admin\AppData\Roaming\Adobe\Acrobat" /t REG_DWORD /d 0 | C:\Windows\system32\reg.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Registry Console Tool Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 3500 | "C:\Users\admin\AppData\Local\Temp\829fce14ac8b9ad293076c16a1750502c6b303123c9bd0fb17c1772330577d65.scr" /S | C:\Users\admin\AppData\Local\Temp\829fce14ac8b9ad293076c16a1750502c6b303123c9bd0fb17c1772330577d65.scr | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Modules
| |||||||||||||||
| 3600 | "C:\Windows\system32\cmd.exe" | C:\Windows\system32\cmd.exe | mstsc.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
Total events
453
Read events
429
Write events
24
Delete events
0
Modification events
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings |
| Operation: | write | Name: | ProxyEnable |
Value: 0 | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections |
| Operation: | write | Name: | SavedLegacySettings |
Value: 46000000A1000000010000000000000000000000000000000000000000000000C0E333BBEAB1D301000000000000000000000000020000001700000000000000FE800000000000007D6CB050D9C573F70B000000000000006D00330032005C004D00530049004D004700330032002E0064006C000100000004AA400014AA4000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000C0A8016400000000000000000000000000000000000000000800000000000000805D3F00983740000008000002000000000000600000002060040000B8A94000020000008802000060040000B8A9400004000000F8010000B284000088B64000B84B400043003A000000000000000000000000000000000000000000 | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3244) mstsc.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\12B\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (3420) reg.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Paths |
| Operation: | write | Name: | C:\Users\admin\AppData\Roaming\Adobe\Acrobat |
Value: 0 | |||
| (PID) Process: | (2060) DllHost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
Executable files
0
Suspicious files
3
Text files
2
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3244 | mstsc.exe | C:\Users\admin\AppData\Local\Temp\CabB500.tmp | — | |
MD5:— | SHA256:— | |||
| 3244 | mstsc.exe | C:\Users\admin\AppData\Local\Temp\TarB501.tmp | — | |
MD5:— | SHA256:— | |||
| 3244 | mstsc.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_D975BBA8033175C8D112023D8A7A8AD6 | binary | |
MD5:— | SHA256:— | |||
| 3244 | mstsc.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_D975BBA8033175C8D112023D8A7A8AD6 | der | |
MD5:— | SHA256:— | |||
| 3244 | mstsc.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\78RFYB7Z\emshETT[1].png | image | |
MD5:— | SHA256:— | |||
| 3600 | cmd.exe | C:\Windows\Tasks\iexplore.job | binary | |
MD5:— | SHA256:— | |||
| 3244 | mstsc.exe | C:\Users\admin\AppData\Local\Temp\6adda761.png | image | |
MD5:— | SHA256:— | |||
| 3600 | cmd.exe | C:\Users\admin\AppData\Local\Temp\9d8806aa.lnk | lnk | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
4
DNS requests
3
Threats
2
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3244 | mstsc.exe | GET | 200 | 93.184.220.29:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAH9o%2BtuynXIiEOLckvPvJE%3D | US | der | 471 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 151.101.120.193:443 | i.imgur.com | Fastly | US | malicious |
3244 | mstsc.exe | 151.101.120.193:443 | i.imgur.com | Fastly | US | malicious |
3244 | mstsc.exe | 93.184.220.29:80 | ocsp.digicert.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
3600 | cmd.exe | 185.174.40.60:4181 | colmares.duckdns.org | — | NL | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
i.imgur.com |
| malicious |
ocsp.digicert.com |
| whitelisted |
colmares.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1052 | svchost.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
3600 | cmd.exe | A Network Trojan was detected | ET TROJAN Parallax CnC Response Activity M7 |