MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58dea698e2c5b2a9310769bd735db939a1b6ed8cc80fdbc3aa5f0f6e25a074fc. 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


NanoCore


Vendor detections: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58dea698e2c5b2a9310769bd735db939a1b6ed8cc80fdbc3aa5f0f6e25a074fc
SHA3-384 hash: e87bc70fa81b51278491facb25e62cc64a30e1327aa4c25c9de923d6f44fa22f3a3d727a671c1fe8d4d288eb6dc131ed
SHA1 hash: e3de3bdf56944c5e9e68df7895cbef521f858ef3
MD5 hash: 7c567c20c7444579c846609d3d800fb0
humanhash: mars-four-oven-network
File name:58dea698e2c5b2a9310769bd735db939a1b6ed8cc80fdbc3aa5f0f6e25a074fc
Download: download sample
Signature NanoCore
Create hunting rule
File size:330'752 bytes
First seen:2020-07-06 07:04:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 3072:VKkqsiptPlrfhcuaSOkK3fDq6SuDpPMAmVMMmhqbYH6dFskGaye5vB6G+12GVW/K:lRipttKxkGGOplmV9DYgskFD54RBb
Threatray 1'269 similar samples on MalwareBazaar
TLSH 0C64CF2027EC6228FDBE1BB0EEB24244537379986876E71E025C645E1F77F448692773
Reporter JAMESWT_WT
Tags:NanoCore

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/21024/
Detection(s):
Win.Packed.Generic-8486170-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file in the %AppData% subdirectories
Creating a file in the Program Files subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Connection attempt to an infection source
Enabling autorun with Startup directory
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/58dea698e2c5b2a9310769bd735db939a1b6ed8cc80fdbc3aa5f0f6e25a074fc/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-02 21:51:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ldpknghcywzksmihng6xgxnzhgq3n3mmzah5xq5kl4hw4jnaot6a._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
0a61e8b840644e0fb6739996a0d65da3b8b7f40478e96afbc889d9c7bf65a73f
NanoCore
21f8a725171c1d96d00ee966f36fd37f19da119510287a5c5301868b6cabe69a
NanoCore
41f79628a7ff72d611f593286f5b70a51c72f8359e6600535b1b3e9772fd7c0c
NanoCore
7517598e76a259f655059544b46dfe2a509fb56fbdc7cee743dfbdaff5c722da
NanoCore
8b3f0534d22c4d97d3a86c40b04b82723996ad4b09ae63704304fdcd9fcb2059
NanoCore
9f1a4ce574ea5563c7fc71fe78fcb669dca9a6d88fcbe5ca8a4d6ce81e27afd8
NanoCore
ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce
NanoCore
d1824eae423ffc61d8e63c5e25aafd27696a3dff2b0e73a43764990199b9590b
NanoCore
d28b1aecf31d66ac879101538af986bd720ac417046bca393e75985bea7edecf
NanoCore
f432f50b14cb721f69809523f29c418ec34189bf8277e8881c276528bc9ba472
NanoCore
+ 1'259 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
evasion trojan keylogger stealer spyware family:nanocore persistence
Link:
https://tria.ge/reports/200706-qw9qgb5xsx/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Creates scheduled task(s)
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Adds Run entry to start application
NanoCore
Malware Config
C2 Extraction:
:2446
79.134.225.74:2446
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:ach_NanoCore
Create hunting rule
Author:abuse.ch
Rule name:Nanocore
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Nanocore in memory
Reference:internal research
Rule name:Nanocore_RAT_Feb18_1
Create hunting rule
Author:Florian Roth
Description:Detects Nanocore RAT
Reference:Internal Research - T2T
Rule name:Nanocore_RAT_Gen_2
Create hunting rule
Author:Florian Roth
Description:Detetcs the Nanocore RAT
Reference:https://www.sentinelone.com/blogs/teaching-an-old-rat-new-tricks/
Rule name:win_nanocore_w0
Create hunting rule
Author: Kevin Breen <kevin@techanarchy.net>

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/21024/

Comments