MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 435844f4e1a57fbfa40edf039ac0b29fab6c4115adbaba2ff2907c921a6aac2b. 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


Kovter


Vendor detections: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 435844f4e1a57fbfa40edf039ac0b29fab6c4115adbaba2ff2907c921a6aac2b
SHA3-384 hash: 730a305b507758385484c9e7133189ca7a6aafc054d9b3bcfc65163b156224f6dfc0744611214170e1d22e8c08c331be
SHA1 hash: 5e4976f34abe798ec40087d4a4831e60040cd7dc
MD5 hash: 75ad544ceac0f47859e0f5417b950889
humanhash: dakota-alabama-bakerloo-lithium
File name:2023-02-14_75ad544ceac0f47859e0f5417b950889_kovter
Download: download sample
Signature Kovter
Create hunting rule
File size:1'204'224 bytes
First seen:2023-02-15 05:19:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 24576:BiIxSqmMEiPPHxXaUHtauiIxLmKPPH3paUS:NSqmKPvxqUHIOLmKPvgUS
Threatray 66 similar samples on MalwareBazaar
TLSH T1C7454939F640E537D43519FC9D0FE2E5A579F2302E341917BAE51F4C88F92836A2AA43
TrID 24.6% (.EXE) Win64 Executable (generic) (10523/12/4)
23.4% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
15.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.5% (.EXE) Win32 Executable (generic) (4505/5/1)
7.0% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
Reporter petikvx
Tags:Kovter

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2023-02-14_75ad544ceac0f47859e0f5417b950889_kovter
Verdict:
No threats detected
Analysis date:
2023-02-15 05:22:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f868821a-45b7-4a54-8831-b72de1577435

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Kovter
Create hunting rule
Link:
https://www.capesandbox.com/analysis/366367/
Detection(s):
PUA.Win.Packer.BorlandDelphi-5
Create hunting rule

PUA.Win.Packer.BorlandDelphi-6
Create hunting rule

PUA.Win.Packer.PrivateExeProte-11
Create hunting rule

Win.Trojan.Kovter-6489152-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/435844f4e1a57fbfa40edf039ac0b29fab6c4115adbaba2ff2907c921a6aac2b
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.
Malware family:
Kovter
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1135da1f-cb4a-488f-8eee-c2a69c4fa50e
Result
Threat name:
DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1175311
Behaviour
Behavior Graph:
n/a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/435844f4e1a57fbfa40edf039ac0b29fab6c4115adbaba2ff2907c921a6aac2b/
Threat name:
Win32.Trojan.Graftor
Create hunting rule
Status:
Malicious
First seen:
2017-05-01 18:44:11 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
27 of 39 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=inmej5hbuv737jao34bzvqfst6vwyqivvw5lul7ssb6jegtkvqvq._file
Verdict:
malicious
Similar samples:
12d596d72a2d7fd14775f191a6d62d39aa5bd33f521d401b695f491461afdc57
Kovter
17dbb090f75edfc9eaa6cc061aab1fe9fb697859bb46cd8749f813a9e672b6e1
Kovter
55754358ddd26b3c56ca27780dcc408711f8a9fc42b1c9d305d1045146f40f1c
Kovter
58bb3b8b3e4443d5edb01042ada8e7ef38144ce9c5d4e96ce2f0de5a50a9853c
Kovter
60d6993aa5a8afaec167636b1d2231843134714a95cf4137a0cb765e10fd4284
Kovter
86f69797168381c12c2f6d14edd284dc819ad7f49c49796b3a46d322d2bb66d1
Kovter
e7069134552e53173e8d17c8e8e8cef312e3ca448134dfbd345fed37e739e075
Kovter
f085fadc5ec903dbb66fb418cec885d6b05c14fd2978ecfbe98470725a4aca88
Kovter
fd9bcae4aac4b6171c527919d2756881ac130a050436f48a6d52484aafe52de2
Kovter
+ 56 additional samples on MalwareBazaar
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader
Link:
https://tria.ge/reports/230215-f1ewcahh5t/
Behaviour
Program crash
Unpacked files
SH256 hash:
435844f4e1a57fbfa40edf039ac0b29fab6c4115adbaba2ff2907c921a6aac2b
MD5 hash:
75ad544ceac0f47859e0f5417b950889
SHA1 hash:
5e4976f34abe798ec40087d4a4831e60040cd7dc
Detections:
win_kovter_g0
Create hunting rule
Link:
https://www.unpac.me/results/023394af-4033-403f-9021-1cb5a30c18e9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/435844f4e1a57fbfa40edf039ac0b29fab6c4115adbaba2ff2907c921a6aac2b

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:aPLib_decompression
Create hunting rule
Author:@r3c0nst
Description:Detects aPLib decompression code often used in malware
Reference:https://ibsensoftware.com/files/aPLib-1.1.1.zip
Rule name:Kovter
Create hunting rule
Author:kevoreilly
Description:Kovter Payload
Rule name:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:Win32_Ransomware_Kovter
Create hunting rule
Author:ReversingLabs
Description:Yara rule that detects Kovter ransomware.

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/366367/

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