MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7528fefccbb36949a97476e4717bc0af1359c13d028a5df6a5c8c8687d851e8. 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


Octocrypt


Vendor detections: 8


Intelligence 8 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7528fefccbb36949a97476e4717bc0af1359c13d028a5df6a5c8c8687d851e8
SHA3-384 hash: c1f3db5ec165fa7969a4b00cb8b0d10b4868e846ec83c6a72846c51c274fc9dd17149baf87292674e536b963e4ede548
SHA1 hash: 1a3f94b59728358da7c149f240a734293492a7d2
MD5 hash: 8dea06f2ba3faf074876e78324412375
humanhash: equal-seven-sixteen-ten
File name:octocrypt.exe
Download: download sample
Signature Octocrypt
Create hunting rule
File size:5'054'976 bytes
First seen:2022-11-22 04:14:38 UTC
Last seen:2022-11-22 05:30:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9cbefe68f395e67356e2a5d8d1b285c0 (58 x LummaStealer, 49 x AuroraStealer, 36 x Vidar)
ssdeep 49152:xrVI/t3kMvrb/T+vO90d7HjmAFd4A64nsfJkFoz2IbUhCScRbmiGRys5wESbOrvG:S3nJeYmSyEg06IQ6
Threatray 11 similar samples on MalwareBazaar
TLSH T16D362947F89085A9C1ADD1308A26D293BA707C845F3123D36B50FBB92B77BD4AE79314
gimphash e25454463be0c61d34da1a7bcc8c578334bb8d7773e750cb78f18caaa63ad3aa
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)
Reporter AndreGironda
Tags:exe Octocrypt Ransomware

Intelligence

File Origin
# of uploads :
2
# of downloads :
716
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
octocrypt.exe
Verdict:
No threats detected
Analysis date:
2022-11-22 04:25:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/04ca1ef9-79a1-47b3-bd75-1ae551025857

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/337036/
Detection(s):
PUA.Win.Packer.Embedpe-3
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/637c4cc7903ba0eaf36cf279/reports/5339277d-3a2f-43f6-a2cb-a611d3ac86d7/overview
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b63875c7-ab70-4223-857c-499f34b308d8
Result
Threat name:
Gocoder
Create hunting rule
Detection:
malicious
Classification:
rans
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1118633
Signature
Multi AV Scanner detection for submitted file
Yara detected Gocoder ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 751345 Sample: octocrypt.exe Startdate: 22/11/2022 Architecture: WINDOWS Score: 56 10 Multi AV Scanner detection for submitted file 2->10 12 Yara detected Gocoder ransomware 2->12 6 octocrypt.exe 1 2->6         started        process3 process4 8 conhost.exe 6->8         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a7528fefccbb36949a97476e4717bc0af1359c13d028a5df6a5c8c8687d851e8/
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-11-18 19:25:10 UTC
File Type:
PE+ (Exe)
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u5ji736mxm3jjguxi5xeof54blytlhat2auklx3klsginb6ykhua._file
Verdict:
malicious
Similar samples:
4c0f497c9c3eea31ac66ec955777c5ab4f0aa46774f3f779d7dcf914f2d19618
Octocrypt
51e0e7e4fe62c83990f3f6d6e276f8bed4fd4a0cb8c50eb69fff6d57368e7d11
Octocrypt
6d585ca9b0e2a491b53da4f83319544b95c858f07f906b108e2147e9ac55ed48
Octocrypt
79d3cda3ddf9f7b2d8f94a733d06b8d21bb3c5dbcb77e1fe8a28f7ff87364447
Octocrypt
8a9be61ecd053ea411f646b36044c1f4ef06a6bb76a76487d51eefdf38d1405e
Octocrypt
928377073c45f7fb59591af49620d5afc581ce27c4727f7aa77fd23af85b0145
Octocrypt
94e55f1981d309c200304267e75948dde7cae6a852e2539650016c28d7575900
Octocrypt
b09fbd734be48315ad511ec3135359372fb0e1db51c72d9e283dc5e351610105
Octocrypt
d0f9729789ebf3dccc68f2d2823ae00622145c646f5ccc1d8899ac1faffc249f
Octocrypt
+ 1 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/221122-et8dmsaa32/
Unpacked files
SH256 hash:
a7528fefccbb36949a97476e4717bc0af1359c13d028a5df6a5c8c8687d851e8
MD5 hash:
8dea06f2ba3faf074876e78324412375
SHA1 hash:
1a3f94b59728358da7c149f240a734293492a7d2
Link:
https://www.unpac.me/results/72186337-c393-40c5-938a-e3aeac1423ba/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/a7528fefccbb36949a97476e4717bc0af1359c13d028a5df6a5c8c8687d851e8

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware

File information

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

  
Link
https://blog.cyble.com/2022/11/18/axlocker-octocrypt-and-alice-leading-a-new-wave-of-ransomware-campaigns/
  
X
https://twitter.com/Arkbird_SOLG/status/1594841828569784320
Cape
Cape
https://www.capesandbox.com/analysis/337036/

Comments