File name: | cb.exe |
Full analysis: | https://app.any.run/tasks/d6742ed9-6cc0-486a-8062-356440ba7ed5 |
Verdict: | Malicious activity |
Threats: | Cobalt Strike is a legitimate penetration software toolkit developed by Forta. But its cracked versions are widely adopted by bad actors, who use it as a C2 system of choice for targeted attacks. |
Analysis date: | May 15, 2019, 11:20:23 |
OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
Tags: | |
Indicators: | |
MIME: | application/x-dosexec |
File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
MD5: | C3EE35FC9DAE9DF6A59828D05218F615 |
SHA1: | A0B608B709611A49BE4768F06816E2E00BCA0226 |
SHA256: | BC81E142C758EB8F77E34BCD1D825CE289DF939B4E4E04D4475106EACC46D8E3 |
SSDEEP: | 1536:bgp4qe2X5rrBZ+Cxs/50N7m9Qiz6BE2RVMGbDJj1Z5aZR:iewDMh+m9ynRVMGpzEZR |
.exe | | | Win32 Executable MS Visual C++ (generic) (42.2) |
---|---|---|
.exe | | | Win64 Executable (generic) (37.3) |
.dll | | | Win32 Dynamic Link Library (generic) (8.8) |
.exe | | | Win32 Executable (generic) (6) |
.exe | | | Generic Win/DOS Executable (2.7) |
ProductVersion: | 1.0.0.11 |
---|---|
LegalCopyright: | Copyright (C) 2019, frgdsjgj |
InternalName: | ghyk.uxe |
FileVersion: | 1.0.0.11 |
CharacterSet: | Unknown (684B0) |
LanguageCode: | Unknown (5685) |
FileSubtype: | - |
ObjectFileType: | Executable application |
FileOS: | Unknown (0x40444) |
FileFlags: | (none) |
FileFlagsMask: | 0x003f |
ProductVersionNumber: | 1.0.0.0 |
FileVersionNumber: | 1.0.0.0 |
Subsystem: | Windows GUI |
SubsystemVersion: | 5 |
ImageVersion: | - |
OSVersion: | 5 |
EntryPoint: | 0x13fe |
UninitializedDataSize: | - |
InitializedDataSize: | 638976 |
CodeSize: | 58368 |
LinkerVersion: | 9 |
PEType: | PE32 |
TimeStamp: | 2018:08:15 01:31:56+02:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 14-Aug-2018 23:31:56 |
FileVersion: | 1.0.0.11 |
InternalName: | ghyk.uxe |
LegalCopyright: | Copyright (C) 2019, frgdsjgj |
ProductVersion: | 1.0.0.11 |
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: | 0x000000F0 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 5 |
Time date stamp: | 14-Aug-2018 23:31:56 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00001000 | 0x0000E308 | 0x0000E400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.99235 |
.rdata | 0x00010000 | 0x00001D48 | 0x00001E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.5109 |
.data | 0x00012000 | 0x000923DC | 0x00002200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.15587 |
.rsrc | 0x000A5000 | 0x000076E0 | 0x00007800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.19939 |
.reloc | 0x000AD000 | 0x000013DE | 0x00001400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 3.53462 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 3.30494 | 480 | UNKNOWN | UNKNOWN | RT_VERSION |
2 | 5.28437 | 2216 | UNKNOWN | UNKNOWN | RT_ICON |
3 | 5.93177 | 1736 | UNKNOWN | UNKNOWN | RT_ICON |
4 | 5.0812 | 1384 | UNKNOWN | UNKNOWN | RT_ICON |
5 | 4.21149 | 9640 | UNKNOWN | UNKNOWN | RT_ICON |
6 | 5.22214 | 4264 | UNKNOWN | UNKNOWN | RT_ICON |
7 | 5.12321 | 2440 | UNKNOWN | UNKNOWN | RT_ICON |
8 | 5.19371 | 1128 | UNKNOWN | UNKNOWN | RT_ICON |
12 | 3.32576 | 1128 | UNKNOWN | UNKNOWN | RT_STRING |
14 | 3.24832 | 1454 | UNKNOWN | UNKNOWN | RT_STRING |
KERNEL32.dll |
USER32.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
3276 | "C:\Users\admin\AppData\Local\Temp\cb.exe" | C:\Users\admin\AppData\Local\Temp\cb.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
2564 | "C:\Users\admin\AppData\Local\Temp\cb.exe" | C:\Users\admin\AppData\Local\Temp\cb.exe | cb.exe | |
User: admin Integrity Level: MEDIUM |
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32 |
Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32 |
Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32 |
Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32 |
Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32 |
Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASAPI32 |
Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS |
Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS |
Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS |
Operation: | write | Name: | FileTracingMask |
Value: 4294901760 | |||
(PID) Process: | (2564) cb.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\cb_RASMANCS |
Operation: | write | Name: | ConsoleTracingMask |
Value: 4294901760 |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
2564 | cb.exe | GET | 200 | 37.1.192.68:12890 | http://37.1.192.68:12890/fwlink | DE | — | — | malicious |
2564 | cb.exe | GET | 200 | 37.1.192.68:12890 | http://37.1.192.68:12890/7Hyd | DE | executable | 206 Kb | malicious |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
2564 | cb.exe | 37.1.192.68:12890 | — | Leaseweb Deutschland GmbH | DE | malicious |
PID | Process | Class | Message |
---|---|---|---|
2564 | cb.exe | Potential Corporate Privacy Violation | ET POLICY PE EXE or DLL Windows file download HTTP |
2564 | cb.exe | A Network Trojan was detected | MALWARE [PTsecurity] Cobalt Strike Beacon Observed |