MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da745a98fcd59b61e6365661a809bc8abf2c029863cd6ade3c4ccb2115cd0ee2. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da745a98fcd59b61e6365661a809bc8abf2c029863cd6ade3c4ccb2115cd0ee2
SHA3-384 hash: e749cfb29356088b6c2ef83cbea0474a53c48f407ba7f06a18c8329d10ba60cbfe59d59f21fb871362336e3e243196d6
SHA1 hash: b626452b3a4598216b25906ca8dde6ba5508bbb3
MD5 hash: c5c0bd3eaa98455e2807d24dff9d3d5e
humanhash: salami-kentucky-beer-pennsylvania
File name:Prostate enlargement.docx .exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:848'896 bytes
First seen:2022-06-23 12:35:26 UTC
Last seen:2022-06-23 12:54:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 887098fdf2a84698209d6573492aa0ed (1 x CobaltStrike)
ssdeep 12288:oGlbRHddZFMELmmPuFvogF4TieEfaU8ZiWlRRr44q9s:oGlbRNFMeBP6og2IaU8ZiQRm
Threatray 3'691 similar samples on MalwareBazaar
TLSH T1D405F103EBBCDDB4C232653FC1553621AFBE7DA041B1BE5B12A47C251E7BD40AC28A95
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon 31f098b29298f031 (53 x AgentTesla, 30 x Formbook, 12 x RedLineStealer)
Reporter obfusor
Tags:CobaltStrike exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
646
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
da745a98fcd59b61e6365661a809bc8abf2c029863cd6ade3c4ccb2115cd0ee2.zip
Verdict:
No threats detected
Analysis date:
2022-06-23 11:42:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2c10b3ef-7fc0-4404-9d43-4d24ca0ea1ff

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/282636/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Creating a process from a recently created file
Searching for synchronization primitives
Creating a window
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/22460/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62b45e7278c72835188c5f00/reports/649e5d4e-e5b7-44b7-96c4-4288e719255a/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/70d25438-0fe8-4bb6-b436-301eb4ddbbcd
Result
Threat name:
CobaltStrike
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1018631
Signature
Drops executables to the windows directory (C:\Windows) and starts them
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Uses an obfuscated file name to hide its real file extension (double extension)
Windows Update Standalone Installer command line found (may be used to bypass UAC)
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 651127 Sample: Prostate enlargement.docx .exe Startdate: 23/06/2022 Architecture: WINDOWS Score: 92 40 Multi AV Scanner detection for domain / URL 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 3 other signatures 2->46 9 Prostate enlargement.docx .exe 5 7 2->9         started        process3 file4 30 C:\Windows \system32\wusa.exe, PE32+ 9->30 dropped 32 C:\Windows \system32\WTSAPI32.dll, PE32+ 9->32 dropped 34 C:\Users\user\AppData\Local\chrome.inf, PE32+ 9->34 dropped 12 cmd.exe 1 9->12         started        15 WerFault.exe 20 9 9->15         started        17 WINWORD.EXE 20 22 9->17         started        process5 signatures6 48 Drops executables to the windows directory (C:\Windows) and starts them 12->48 19 wusa.exe 12->19         started        21 conhost.exe 12->21         started        process7 process8 23 cmd.exe 1 19->23         started        process9 25 chrome.inf 6 23->25         started        28 conhost.exe 23->28         started        dnsIp10 36 www.updateforhours.com 104.21.62.204, 443, 49737, 49745 CLOUDFLARENETUS United States 25->36 38 192.168.2.1 unknown unknown 25->38
Detection:
cobaltstrike
Create hunting rule
Link:
https://mwdb.cert.pl/sample/da745a98fcd59b61e6365661a809bc8abf2c029863cd6ade3c4ccb2115cd0ee2/
Threat name:
Win64.Trojan.Bingoml
Create hunting rule
Status:
Malicious
First seen:
2022-06-23 12:04:09 UTC
File Type:
PE+ (Exe)
Extracted files:
18
AV detection:
4 of 40 (10.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3j2fvgh42wnwdzrwkzq2qcn4rk7syauympgwvxr4jtfscfonb3ra._file
Verdict:
malicious
Label(s):
cobaltstrike
Create hunting rule
Similar samples:
06af78c89fc6b79696c14326d98a5d8ff14ae51b4303c308a77d980dbd731922
CobaltStrike
0dee20eae747781c183499abc341feded87a5a6325f0a9b789067d1b6377ef89
CobaltStrike
25cd127b9d559d6754269ecc116d35be66aca027640bcd71a836567c32b946c5
CobaltStrike
89dac706230235cd4cf9b37c009ed2a37955a888a826a5db197c91a3e6feee7f
CobaltStrike
8abaa521a014cdbda2afe77042f21947b147197d274bf801de2df55b1e01c904
CobaltStrike
9065776746efada2a55a664fec550d5ac9d731fb3fd9a9204dda292470e5f915
CobaltStrike
+ 3'681 additional samples on MalwareBazaar
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike botnet:0 backdoor trojan
Link:
https://tria.ge/reports/220623-pswnkafga4/
Behaviour
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Loads dropped DLL
Executes dropped EXE
Cobaltstrike
Unpacked files
SH256 hash:
da745a98fcd59b61e6365661a809bc8abf2c029863cd6ade3c4ccb2115cd0ee2
MD5 hash:
c5c0bd3eaa98455e2807d24dff9d3d5e
SHA1 hash:
b626452b3a4598216b25906ca8dde6ba5508bbb3
Link:
https://www.unpac.me/results/1661e6b7-ec05-46f0-8edd-34234069a995/
Malware family:
CobaltStrike
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/da745a98fcd5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/da745a98fcd59b61e6365661a809bc8abf2c029863cd6ade3c4ccb2115cd0ee2

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/282636/

Comments