MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a1b36b37454873c6afe0f5822e343a029b9724ee07ec6ae4243d5a688e9a84c7. 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: 15
| SHA256 hash: | a1b36b37454873c6afe0f5822e343a029b9724ee07ec6ae4243d5a688e9a84c7 |
|---|---|
| SHA3-384 hash: | e717e26a9c6ee8cec96beea6b2e32c1c9e9de8e2e67457179da0b77321969a6ca1167783cb0b2605e44c9012d7c55069 |
| SHA1 hash: | 33ad1f1d1b139b6f2ffe3fe0c7a94f61e4ec7088 |
| MD5 hash: | be101f8181d00ee2196fbc988d85d7d3 |
| humanhash: | winner-bravo-oklahoma-london |
| File name: | be101f8181d00ee2196fbc988d85d7d3 |
| Download: | download sample |
| Signature | CobaltStrike |
| File size: | 48'128 bytes |
| First seen: | 2024-07-04 06:38:09 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 25b3acc640473b6fce722f16eff93149 (2 x CobaltStrike, 2 x Metasploit) |
| ssdeep | 768:IFL4OV4w9yKeW8AopyKYZ3qFYsXR/nbBgQroqWIHplBa2pcbJdWbvE0O0vfq3:IO0rbaL8rstNcqWocNdAK0Hq3 |
| TLSH | T1B423F26CA6FA6029FD723730A93856F0895638543EFFD26EC9E8132B4C73540DD61B25 |
| TrID | 39.9% (.EXE) UPX compressed Win32 Executable (27066/9/6) 24.3% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 9.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.6% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Reporter |  zbetcheckin |
| Tags: | 32 Cobalt Strike exe UPX |
Intelligence
File Origin
# of uploads :
1
# of downloads :
465
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a1b36b37454873c6afe0f5822e343a029b9724ee07ec6ae4243d5a688e9a84c7.exe
Verdict:
Malicious activity
Analysis date:
2024-07-04 06:45:55 UTC
Tags:
upx
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
99.1%
Link:
Tags:
Network Stealth Zpack
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Connection attempt
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
cobalt microsoft_visual_cc packed packed packed upx
Verdict:
Malicious
Labled as:
ShellCode.Marte.3.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:
Malicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
84 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Score:
94%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Backdoor.Meterpreter
Status:
Malicious
First seen:
2024-07-03 18:46:53 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cobaltstrike
Result
Malware family:
metasploit
Score:
10/10
Tags:
family:metasploit backdoor trojan upx
Behaviour
UPX packed file
MetaSploit
Malware Config
C2 Extraction:
http://89.197.154.116:7810/O6Z_Oh2DCu_X-db4sYLFEg1hYXRf_R2oUsq-2FBCe7OY5fyzWx30F0mf2_tTjbnFbloJRApsw
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8c56bdeb4cf33b30cb87efbf16ad6f5beeff8292f49136e4d3791f96f7a1fc9d
MD5 hash:
706ba17f94cbe809e2e3a1fa30390dd4
SHA1 hash:
7c6d7cd6b8a54c599876527c1c8bb915dafbc40e
SH256 hash:
a1b36b37454873c6afe0f5822e343a029b9724ee07ec6ae4243d5a688e9a84c7
MD5 hash:
be101f8181d00ee2196fbc988d85d7d3
SHA1 hash:
33ad1f1d1b139b6f2ffe3fe0c7a94f61e4ec7088
Malware family:
CobaltStrike
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
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: | UPX290LZMAMarkusOberhumerLaszloMolnarJohnReiser |
|---|---|
| Author: | malware-lu |
| Rule name: | UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser |
|---|---|
| Author: | malware-lu |
| Rule name: | UPXv20MarkusLaszloReiser |
|---|---|
| Author: | malware-lu |
| Rule name: | upx_3 |
|---|---|
| Author: | Kevin Falcoz |
| Description: | UPX 3.X |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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_NX | Missing Non-Executable Memory Protection | critical |
| CHECK_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| AUTH_API | Manipulates User Authorization | ADVAPI32.dll::FreeSid |
| WIN_BASE_API | Uses Win Base API | KERNEL32.DLL::LoadLibraryA |
| WIN_SOCK_API | Uses Network to send and receive data | WS2_32.dll::WSARecv |
Comments
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