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| File name: | 4.exe |
| Full analysis: | https://app.any.run/tasks/0c95709d-1459-4282-ab7a-e57f95645451 |
| Verdict: | Malicious activity |
| Analysis date: | May 21, 2022, 08:22:39 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | F49FBF32C019B09B486395767DAD84CC |
| SHA1: | D02DC62C665816542BDD0E47D7D588C6C71FC3E5 |
| SHA256: | CA9A55DC72C554D9A5DE5B0F79D23AFEC71333AEED22A6D8378D6515B3527690 |
| SSDEEP: | 98304:1Qyvo1SCEwdqWV+iURuRR3Qhyd2Su0NkcR2ZJbj0teUKUha9+ha9Jha99V:1QyQlEw0LIR53d2ANkHZJbjYlK0a9GaE |
MALICIOUS
Drops executable file immediately after starts
- 4.exe (PID: 1980)
SUSPICIOUS
Reads the computer name
- 4.exe (PID: 1980)
- csc1409.exe (PID: 2660)
- powershell.exe (PID: 772)
Checks supported languages
- csc1409.exe (PID: 2660)
- 4.exe (PID: 1980)
- powershell.exe (PID: 772)
Drops a file with a compile date too recent
- 4.exe (PID: 1980)
Executable content was dropped or overwritten
- 4.exe (PID: 1980)
Starts itself from another location
- 4.exe (PID: 1980)
Executes PowerShell scripts
- csc1409.exe (PID: 2660)
INFO
Checks Windows Trust Settings
- powershell.exe (PID: 772)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| AssemblyVersion: | 0.0.0.0 |
|---|---|
| ProductVersion: | 1.2.3.4 |
| ProductName: | Microsoft® Windows® Operating System |
| OriginalFileName: | 4.exe |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| InternalName: | 4.exe |
| FileVersion: | 1.2.3.4 |
| FileDescription: | csc |
| CompanyName: | Microsoft Corporation |
| Comments: | csc |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.2.3.4 |
| FileVersionNumber: | 1.2.3.4 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x462b4e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 1168384 |
| CodeSize: | 4590592 |
| LinkerVersion: | 11 |
| PEType: | PE32 |
| TimeStamp: | 2022:05:22 06:17:44+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 22-May-2022 04:17:44 |
| Detected languages: |
|
| Comments: | csc |
| CompanyName: | Microsoft Corporation |
| FileDescription: | csc |
| FileVersion: | 1.2.3.4 |
| InternalName: | 4.exe |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFilename: | 4.exe |
| ProductName: | Microsoft® Windows® Operating System |
| ProductVersion: | 1.2.3.4 |
| Assembly Version: | 0.0.0.0 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 22-May-2022 04:17:44 |
| 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 | 0x00002000 | 0x00460B54 | 0x00460C00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.55691 |
.rsrc | 0x00464000 | 0x0011D1F8 | 0x0011D200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.82548 |
.reloc | 0x00582000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.81483 | 444 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
2 | 3.33017 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
9 | 1.24891 | 48 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
67 | 2.98781 | 324 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
69 | 3.03468 | 488 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
72 | 3.14657 | 450 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
74 | 3.34179 | 60380 | Latin 1 / Western European | Latvian - Latvia | STRINGS |
75 | 2.58051 | 134 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
80 | 2.61423 | 138 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
81 | 2.92265 | 252 | Latin 1 / Western European | Latvian - Latvia | RT_STRING |
Imports
mscoree.dll |
Total processes
44
Monitored processes
4
Malicious processes
1
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 960 | "C:\Users\admin\Desktop\4.exe" | C:\Users\admin\Desktop\4.exe | — | Explorer.EXE |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: csc Exit code: 3221226540 Version: 1.2.3.4 | ||||
| 1980 | "C:\Users\admin\Desktop\4.exe" | C:\Users\admin\Desktop\4.exe | Explorer.EXE | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: csc Exit code: 0 Version: 1.2.3.4 | ||||
| 2660 | "C:\Users\admin\AppData\Local\Temp\csc1409.exe" | C:\Users\admin\AppData\Local\Temp\csc1409.exe | 4.exe | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: csc Version: 1.2.3.4 | ||||
| 772 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" start-sleep 120 | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | csc1409.exe |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows PowerShell Exit code: 0 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) | ||||
Total events
1 663
Read events
1 619
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
3
Text files
0
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1980 | 4.exe | C:\Users\admin\AppData\Local\Temp\csc1409.exe | executable | |
MD5:F49FBF32C019B09B486395767DAD84CC | SHA256:CA9A55DC72C554D9A5DE5B0F79D23AFEC71333AEED22A6D8378D6515B3527690 | |||
| 772 | powershell.exe | C:\Users\admin\AppData\Local\Temp\rxmgg3zk.5hg.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
| 772 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | dbf | |
MD5:446DD1CF97EABA21CF14D03AEBC79F27 | SHA256:A7DE5177C68A64BD48B36D49E2853799F4EBCFA8E4761F7CC472F333DC5F65CF | |||
| 772 | powershell.exe | C:\Users\admin\AppData\Local\Temp\varczamj.poh.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:6B86B273FF34FCE19D6B804EFF5A3F5747ADA4EAA22F1D49C01E52DDB7875B4B | |||
| 772 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache | binary | |
MD5:1068BF0B9B98C206F587A7DB05F6DD06 | SHA256:534478EDAFC5087DAA3749624454988B1F7DF923BF1A0A9E28C5F97C3308CFDB | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report