MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 858858c6e4d72ae3e369d5da8b37283be5425c2c271bb23929a6cc080452f9f9. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
CobaltStrike
Vendor detections: 13
| SHA256 hash: | 858858c6e4d72ae3e369d5da8b37283be5425c2c271bb23929a6cc080452f9f9 |
|---|---|
| SHA3-384 hash: | 26f893b400f47d37fb80b5f96aa48033a48cd1c3d4f1a45840a08e5f3a88432e3d29284ff8e49cc90d04a80221037f4c |
| SHA1 hash: | 48b86582548837de970f7b0696addcbc6a335ecc |
| MD5 hash: | 4ef8b9f96a1204e93604ea270e35064f |
| humanhash: | jersey-colorado-hydrogen-butter |
| File name: | cpu_rootkit.exe |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 476'672 bytes |
| First seen: | 2024-12-17 16:24:38 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 9fc65ed13dc1b336656a1be7c033b467 (1 x CobaltStrike) |
| ssdeep | 6144:V5Ub4OKjX9m8GMiCUMa6rKIGhs3V9oppRAUiiDVJriss+T/Uo3MZ68PgIYb3Fyn5:VKcyMtnr/Gs3V9ovi+Ge2Z5Ds3Ko |
| Threatray | 523 similar samples on MalwareBazaar |
| TLSH | T134A4AD3079AADEECEC298177602D4357E29D7CC413D139FB1111B227BA786E53A3AE44 |
| TrID | 44.4% (.EXE) Win64 Executable (generic) (10522/11/4) 21.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 8.7% (.ICL) Windows Icons Library (generic) (2059/9) 8.5% (.EXE) OS/2 Executable (generic) (2029/13) 8.4% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  smica83 |
| Tags: | CobaltStrike exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
542
Origin country :
HUVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cpu_rootkit.exe
Verdict:
No threats detected
Analysis date:
2024-12-17 16:28:47 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
70%
Tags:
malware
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-debug anti-vm microsoft_visual_cc monero packed packed packer_detected rust
Verdict:
Malicious
Labled as:
Trojan.Generic
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Result
Threat name:
CobaltStrike
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
Score:
97%
Verdict:
Malware
File Type:
PE
Threat name:
Win64.Trojan.CobaltStrike
Status:
Malicious
First seen:
2024-12-14 21:15:54 UTC
File Type:
PE+ (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cobaltstrike
Similar samples:
+ 513 additional samples on MalwareBazaar
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
858858c6e4d72ae3e369d5da8b37283be5425c2c271bb23929a6cc080452f9f9
MD5 hash:
4ef8b9f96a1204e93604ea270e35064f
SHA1 hash:
48b86582548837de970f7b0696addcbc6a335ecc
Malware family:
CobaltStrike
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | RansomPyShield_Antiransomware |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP) |
| Rule name: | Rustyloader_mem_loose |
|---|---|
| Author: | James_inthe_box |
| Description: | Corroded buerloader |
| Reference: | https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24 |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| SECURITY_BASE_API | Uses Security Base API | ADVAPI32.dll::GetTokenInformation |
| WIN32_PROCESS_API | Can Create Process and Threads | ADVAPI32.dll::OpenProcessToken KERNEL32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | ntdll.dll::NtQuerySystemInformation KERNEL32.dll::LoadLibraryA |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleW KERNEL32.dll::GetConsoleMode |
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