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| File name: | Kirath.exe |
| Full analysis: | https://app.any.run/tasks/c532e23e-bd76-46a7-8771-aa6a9e4e8cca |
| Verdict: | Malicious activity |
| Analysis date: | May 21, 2022, 10:10:15 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | 569D86BE7A5FDFE9371B48658C77565F |
| SHA1: | DDA8A76250B19BAC6184C92B5E56F364798740A1 |
| SHA256: | F8DDC849B27DF29FC881F9476218ED6160BC4434DE61EFF31A7BF325767B3A81 |
| SSDEEP: | 98304:UYQf3s64R9ybzUcwti78OqJ7TPBF3ZlHHgkWJ0P39qXSaDvm:UtzUcwti7TQlF3ZxxWJSUnDvm |
MALICIOUS
Drops executable file immediately after starts
- Kirath.exe (PID: 3080)
- RtkBtManServ.exe (PID: 2660)
Application was dropped or rewritten from another process
- RtkBtManServ.exe (PID: 2660)
SUSPICIOUS
Reads the computer name
- RtkBtManServ.exe (PID: 2660)
- Kirath.exe (PID: 3080)
Checks supported languages
- Kirath.exe (PID: 3080)
- RtkBtManServ.exe (PID: 2660)
Executable content was dropped or overwritten
- Kirath.exe (PID: 3080)
- RtkBtManServ.exe (PID: 2660)
Drops a file with a compile date too recent
- Kirath.exe (PID: 3080)
- RtkBtManServ.exe (PID: 2660)
Reads Environment values
- RtkBtManServ.exe (PID: 2660)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | InstallShield setup (24.9) |
|---|---|---|
| .exe | | | Win32 Executable MS Visual C++ (generic) (18) |
| .exe | | | Win64 Executable (generic) (15.9) |
| .exe | | | UPX compressed Win32 Executable (15.6) |
| .exe | | | Win32 EXE Yoda's Crypter (15.3) |
EXIF
EXE
| AssemblyVersion: | 1.0.0.0 |
|---|---|
| ProductVersion: | 1.0.0.0 |
| OriginalFileName: | Obfuscated Name.exe |
| LegalCopyright: | |
| InternalName: | Obfuscated Name.exe |
| FileVersion: | 1.0.0.0 |
| FileDescription: | |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.0.0.0 |
| FileVersionNumber: | 1.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x49a00a |
| UninitializedDataSize: | - |
| InitializedDataSize: | 10240 |
| CodeSize: | 4790784 |
| LinkerVersion: | 11 |
| PEType: | PE32 |
| TimeStamp: | 2022:04:27 21:27:54+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 27-Apr-2022 19:27:54 |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Obfuscated Name.exe |
| LegalCopyright: | - |
| OriginalFilename: | Obfuscated Name.exe |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
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: | 5 |
| Time date stamp: | 27-Apr-2022 19:27:54 |
| 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 |
|---|---|---|---|---|---|
P\x07:rbx"2\x9c\x1f | 0x00002000 | 0x00001F9C | 0x00002000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.9771 |
.text | 0x00004000 | 0x004916E0 | 0x00491800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.81961 |
.rsrc | 0x00496000 | 0x000004F0 | 0x00000600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.77427 |
.reloc | 0x00498000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0980042 |
0x0049A000 | 0x00000010 | 0x00000200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 0.698402 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
Imports
mscoree.dll |
Total processes
37
Monitored processes
2
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3080 | "C:\Users\admin\AppData\Local\Temp\Kirath.exe" | C:\Users\admin\AppData\Local\Temp\Kirath.exe | Explorer.EXE | |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 1.0.0.0 | ||||
| 2660 | "C:\Users\admin\AppData\Local\Temp\RtkBtManServ.exe" ZhXl39BlhP84+Y4kurA8wpehxxqA0X22IMYZ6Vpiqs4Lo7KlLMDQYobxuYtl7Hv3G/RoOJvC1TO4KGIh+FU/6yErmBl+FqlDiJewq4AIt4FOpniRifN2/kX0vvKa2R2nQSJmsmuXDFDDeYclDKSdqeV5s6/1IPXmShTTYUEA2nA= | C:\Users\admin\AppData\Local\Temp\RtkBtManServ.exe | Kirath.exe | |
User: admin Integrity Level: MEDIUM Description: RtkBtManServ Exit code: 3762504530 Version: 1.0.0.0 | ||||
Total events
801
Read events
793
Write events
8
Delete events
0
Modification events
| (PID) Process: | (3080) Kirath.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (3080) Kirath.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (3080) Kirath.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (3080) Kirath.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
Executable files
7
Suspicious files
17
Text files
4
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3080 | Kirath.exe | C:\Users\admin\AppData\Local\Temp\config | binary | |
MD5:1BA367D0F9AAC0F650E65AB7401776C0 | SHA256:68C4EC552C98F3B5A4744E4EEFADD6364DC8075C2E718B7BCBFC76625AA60D03 | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\splwow64.exe | executable | |
MD5:0D8360781E488E250587A17FBEFA646C | SHA256:EBFF7D07EFDA7245192CE6ECD7767578152B515B510C887CA2880A2566071F64 | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\winhlp32.exe | executable | |
MD5:A776E68F497C996788B406A3DC5089EB | SHA256:071E26DDF5323DD9ED6671BCDE89DF73D78BAC2336070E6CB9E3E4B93BDE78D1 | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\costura.discord.net.core.dll.compressed | binary | |
MD5:4104898CA34FEBB688ED63812EFE8CF4 | SHA256:265850B1887F252E04C54F81EF872587B3CFD66B0D708621D2520BC6D4BBDCAC | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\bfsvc.exe | executable | |
MD5:899D3ED011EB58459B8A4FC2B81F0924 | SHA256:5E3F311AE67F046B56435067BCDD39FBF836FA0421FBC8C8B0E43E8E47524954 | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\xwizard.cfg | text | |
MD5:AE8EED5A6B1470AEC0E7FECE8B0669EF | SHA256:3F6CA2BC068C8436044DAAB867F8FF8F75060048B29882CB2AC9FDEF1800DF9E | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\costura.bouncycastle.crypto.dll.compressed | gax | |
MD5:891A7BA65F8AA91C477E29A2FBD3DF36 | SHA256:7A5ECDDEFB79248179900E0F8A601FE7A5E41116B158450F21CA33695DFB492A | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\costura.discord.net.webhook.dll.compressed | binary | |
MD5:496A1E2C65B2B6C05507D57183E38BD1 | SHA256:77E7D7AC46F68F82025624B968D9189FC06F87E0EEA9315A97EFB112BB97D71E | |||
| 3080 | Kirath.exe | C:\Users\admin\AppData\Local\Temp\whysosad | text | |
MD5:FC3C88C2080884D6C995D48E172FBC4F | SHA256:1637CE704A463BD3C91A38AA02D1030107670F91EE3F0DD4FA13D07A77BA2664 | |||
| 2660 | RtkBtManServ.exe | C:\Users\admin\AppData\Local\Temp\hh.exe | executable | |
MD5:4D4C98ECA32B14AEB074DB34CD0881E4 | SHA256:4182172A01BDFC08C5CF7E8652F7D9D81858345A770E2B6B507840E4C1C7764F | |||
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