MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cfb1243e8b9e64424f3de3d2144ee512dadd07ba921e0ced38e58e836347c7e. 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


WinNti


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4cfb1243e8b9e64424f3de3d2144ee512dadd07ba921e0ced38e58e836347c7e
SHA3-384 hash: 88543f53eb781bca3ba70388aed8014bcf573c90b033d1d350c02a798cf67940149e2cb92d9e315e9989cee8b5d6aa93
SHA1 hash: 4c871eae022c8088f6e8d46e17002cd0c0006650
MD5 hash: 2693422ea564eeb34f0ac784edf5ab2e
humanhash: beryllium-video-mississippi-victor
File name:oci.dll
Download: download sample
Signature WinNti
Create hunting rule
File size:701'952 bytes
First seen:2021-08-07 12:39:42 UTC
Last seen:2021-08-07 14:13:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 1004bc596c9ad277d82ee6c066175944 (1 x WinNti)
ssdeep 12288:1F+CxyP818Fw2eDP/0IwFnoJ+LXmZgB3Jf+VcVYsnPlyq5o:1sWyPk8Fw2eDtwFoMDmZgB39+VcW+t5K
Threatray 1'250 similar samples on MalwareBazaar
TLSH T154E46B16A6E014F9D467C27CCAA71622F3B2B8191320B7DF07A196962F33BE5573D324
Reporter Anonymous
Tags:dll exe Winnti

Intelligence

File Origin
# of uploads :
2
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
oci.dll
Verdict:
No threats detected
Analysis date:
2021-08-07 12:43:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d592ec04-8ec7-4bca-9904-5a251fa85519

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/177155/
Detection(s):
SecuriteInfo.com.BackDoor.Spyder.1.27578.2295.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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.
Malware family:
Winnti
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/849cc8e8-473b-4f2b-8058-b8e4028cd460
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/828627
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 461058 Sample: oci.dll Startdate: 07/08/2021 Architecture: WINDOWS Score: 76 38 koran.junlper.com 2->38 44 Multi AV Scanner detection for domain / URL 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 2->50 9 loaddll64.exe 1 2->9         started        signatures3 process4 process5 11 rundll32.exe 9->11         started        15 rundll32.exe 9->15         started        17 rundll32.exe 9->17         started        19 10 other processes 9->19 dnsIp6 42 koran.junlper.com 104.16.124.96, 443, 49720, 49726 CLOUDFLARENETUS United States 11->42 52 System process connects to network (likely due to code injection or exploit) 11->52 21 WerFault.exe 9 11->21         started        23 WerFault.exe 15->23         started        25 WerFault.exe 17->25         started        27 rundll32.exe 19->27         started        29 WerFault.exe 9 19->29         started        31 WerFault.exe 9 19->31         started        33 4 other processes 19->33 signatures7 process8 process9 35 WerFault.exe 20 9 27->35         started        dnsIp10 40 192.168.2.1 unknown unknown 35->40
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4cfb1243e8b9e64424f3de3d2144ee512dadd07ba921e0ced38e58e836347c7e/
Threat name:
Win64.Trojan.WinNti
Create hunting rule
Status:
Malicious
First seen:
2020-12-20 22:12:53 UTC
AV detection:
24 of 48 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jt5req7ixhteijht3y6scrhokew23ud3veq6btwtrzmoqnrupr7a._file
Verdict:
malicious
Similar samples:
03bdb2c5cdea7f4b01dd14e5436a26162de5e85b78d67e0600cc27ef5ae57f4a
WinNti
0bc20b98a473491219885cc68d0f0944563260ae12add1b1199e64255e92c40d
WinNti
0f35f9dc61b9619e670fd1e0fd8e4ffe2ebe77bf5edde65b98a14c5a4070d662
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14f7650cf7f4846aa683f0cee500d8957ebdbb85b59c6e45b7c56a66ebfd8122
WinNti
1bd69aefd9677aead533b2db9010dd5c2b9a262170554e41af90f12c361c640f
WinNti
2ad506baf005089e45769c6a7f6a37319d47834bad6375e3e3107cd263142436
WinNti
49d79369e23bf979b3a6c1163c857f177fa7d1bdff018565d459579a0333bd76
WinNti
6d2925506326a2e97da6d7b904e2547d2a2143923d63e5b840705e7c5c1fbf83
WinNti
863853bdbdb6ed3d644305d866286c1fa25255e62851f3d7bee5f3e2bcefaa98
WinNti
89d15d3703f9b4084dc3dd41693d5337d2a19fa40c3c87e1cb7a0997d021c4e1
WinNti
+ 1'240 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/210807-3fe1c47wde/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Program crash
Unpacked files
SH256 hash:
4cfb1243e8b9e64424f3de3d2144ee512dadd07ba921e0ced38e58e836347c7e
MD5 hash:
2693422ea564eeb34f0ac784edf5ab2e
SHA1 hash:
4c871eae022c8088f6e8d46e17002cd0c0006650
Link:
https://www.unpac.me/results/e27fca79-49c0-44d6-bf60-b6eed6636d3f/
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/4cfb1243e8b9e64424f3de3d2144ee512dadd07ba921e0ced38e58e836347c7e

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/177155/

Comments