MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba1e40a772acdd71dc1e47b4f9ab2767868fd959f072a55c00da383a590c160f. 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: 8


Intelligence 8 IOCs YARA 14 File information Comments
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SHA256 hash: ba1e40a772acdd71dc1e47b4f9ab2767868fd959f072a55c00da383a590c160f
SHA3-384 hash: d9674d80df781f374e4565d7f64c876b22be6f342ab90e7ce42a6cc86be3a7740ca7b53af9e9211eea70f04d537e1b85
SHA1 hash: e1cfdc24516da7b6c4e3cac69ed895bb54bcd1fb
MD5 hash: d524d00344570edd149fdcae2d5009a4
humanhash: delaware-cat-west-mountain
File name:ugaqip.exe
Download: download sample
Signature CobaltStrike
Create hunting rule
File size:314'894 bytes
First seen:2021-02-25 15:23:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 600a190dcfea1c9308eba297887de9e0 (1 x CobaltStrike)
ssdeep 6144:bUM3tnTG/HR+Tyy141B3MGaBaywLQI5tJT9vv:bfTs+TyJ8GbywL5tJhn
TLSH C764C0E9F93E00EADFDD7D71B257EFFBB0109112CBD2A5758EA62124E115E3124C224A
Reporter rpargman
Tags:Beacon CobaltStrike


Avatar
rpargman
IcedID campaign on 2021-02-25 - after IcedID had been running for a few hours and had completed some domain and host recon collection, it dropped this Cobalt Strike beacon, which calls back to 88.119.175.102 about once every 5 seconds

Intelligence

File Origin
# of uploads :
1
# of downloads :
230
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ugaqip.exe
Verdict:
Malicious activity
Analysis date:
2021-02-25 15:26:07 UTC
Tags:
trojan cobaltstrike
Link:
https://app.any.run/tasks/cb31cf70-91a3-447d-965b-577c3b9e0451

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/119268/
Detection(s):
Win.Countermeasure.LoaderWinGeneric-9804845-2
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Sending a UDP request
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.
Result
Threat name:
CobaltStrike
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Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/618901
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected CobaltStrike
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ba1e40a772acdd71dc1e47b4f9ab2767868fd959f072a55c00da383a590c160f/
Threat name:
Win32.Backdoor.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2021-02-25 15:24:06 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Result
Malware family:
cobaltstrike
Create hunting rule
Score:
  10/10
Tags:
family:cobaltstrike backdoor trojan
Link:
https://tria.ge/reports/210225-81cxfe2tsa/
Behaviour
Cobaltstrike
Malware Config
C2 Extraction:
http://update.webguardsecurity.xyz:8888/visit.js
http://88.119.175.102:8888/j.ad
Unpacked files
SH256 hash:
a36229580863b8d301a6ca15d2484aa2c9ad57225621e7473cb054ef971a2ec7
MD5 hash:
950292e7d6c85ac1666ab03828f9db38
SHA1 hash:
b5b96d71637b8867e052edb256b50da7f1dbe995
Detections:
win_cobalt_strike_auto
Create hunting rule
Link:
https://www.unpac.me/results/f1341854-a971-4482-a5e6-09c0bc62e03a/
SH256 hash:
ba1e40a772acdd71dc1e47b4f9ab2767868fd959f072a55c00da383a590c160f
MD5 hash:
d524d00344570edd149fdcae2d5009a4
SHA1 hash:
e1cfdc24516da7b6c4e3cac69ed895bb54bcd1fb
Link:
https://www.unpac.me/results/f1341854-a971-4482-a5e6-09c0bc62e03a/
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:Beacon_K5om
Create hunting rule
Author:Florian Roth
Description:Detects Meterpreter Beacon - file K5om.dll
Reference:https://www.fireeye.com/blog/threat-research/2017/06/phished-at-the-request-of-counsel.html
Rule name:CobaltStrikeBeacon
Create hunting rule
Author:enzo
Description:Cobalt Strike Beacon Payload
Rule name:CobaltStrike_Unmodifed_Beacon
Create hunting rule
Author:yara@s3c.za.net
Description:Detects unmodified CobaltStrike beacon DLL
Rule name:crime_win32_csbeacon_1
Create hunting rule
Author:@VK_Intel
Description:Detects Cobalt Strike loader
Reference:https://twitter.com/VK_Intel/status/1239632822358474753
Rule name:HKTL_Meterpreter_inMemory
Create hunting rule
Author:netbiosX, Florian Roth
Description:Detects Meterpreter in-memory
Reference:https://www.reddit.com/r/purpleteamsec/comments/hjux11/meterpreter_memory_indicators_detection_tooling/
Rule name:INDICATOR_SUSPICIOUS_ReflectiveLoader
Create hunting rule
Author:ditekSHen
Description:detects Reflective DLL injection artifacts
Rule name:Leviathan_CobaltStrike_Sample_1
Create hunting rule
Author:Florian Roth
Description:Detects Cobalt Strike sample from Leviathan report
Reference:https://goo.gl/MZ7dRg
Rule name:Malware_QA_vqgk
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file vqgk.dll
Reference:VT Research QA
Rule name:MALWARE_Win_CobaltStrike
Create hunting rule
Author:ditekSHen
Description:CobaltStrike payload
Rule name:PowerShell_Susp_Parameter_Combo
Create hunting rule
Author:Florian Roth
Description:Detects PowerShell invocation with suspicious parameters
Reference:https://goo.gl/uAic1X
Rule name:ReflectiveLoader
Create hunting rule
Description:Detects a unspecified hack tool, crack or malware using a reflective loader - no hard match - further investigation recommended
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:WiltedTulip_ReflectiveLoader
Create hunting rule
Author:Florian Roth
Description:Detects reflective loader (Cobalt Strike) used in Operation Wilted Tulip
Reference:http://www.clearskysec.com/tulip
Rule name:win_cobalt_strike_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

  
Dropped by
IcedID
  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/119268/

Comments