MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e026969ac083cb90e1ece1b2a13353eb9facd2c5cfde7d73ae0c52bf828f88a. 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: 12


Intelligence 12 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8e026969ac083cb90e1ece1b2a13353eb9facd2c5cfde7d73ae0c52bf828f88a
SHA3-384 hash: 028c53ca2b0769287629dfc22555c00cd8401dfd43b257c400535e33b83a272ecafe88cdbfee523f60f547dd1341615a
SHA1 hash: 75d9437136a9b423a56cd49c6c2ee1a59063af93
MD5 hash: 8b08589e179d91ce858e60cc6c04fd3a
humanhash: pasta-winter-diet-music
File name:45543CN-821.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:951'296 bytes
First seen:2021-07-08 09:45:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:5FE4TC330BjGSm2H4BpzsASJY5fpbhgddKd4CzySpsGMyb90GKi6HKbDSpXdlu7+:n0BElK1tgSujZE9JM7zsve6Nq
Threatray 2'150 similar samples on MalwareBazaar
TLSH T16015F7BD313176EEDCABC2398B741C6CAF957177830B622790272599998CA87CF144B3
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore C2:
45.74.0.226:2486

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
45.74.0.226:2486 https://threatfox.abuse.ch/ioc/158444/

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
45543CN-821.exe
Verdict:
Malicious activity
Analysis date:
2021-07-08 09:49:23 UTC
Tags:
rat nanocore
Link:
https://app.any.run/tasks/489fa568-2b45-43ce-99e2-249915b2cefa

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
NanoCore
Create hunting rule
Link:
https://www.capesandbox.com/analysis/170386/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.908-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
UNKNOWN
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:
NanoCoreRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/47d1a481-793e-42a4-bc3f-c95a3201d009
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/813370
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Detected Nanocore Rat
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: NanoCore
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 445781 Sample: 45543CN-821.exe Startdate: 08/07/2021 Architecture: WINDOWS Score: 100 73 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->73 75 Found malware configuration 2->75 77 Malicious sample detected (through community Yara rule) 2->77 79 9 other signatures 2->79 8 45543CN-821.exe 7 2->8         started        12 45543CN-821.exe 4 2->12         started        14 dhcpmon.exe 5 2->14         started        16 dhcpmon.exe 4 2->16         started        process3 file4 61 C:\Users\user\AppData\Roaming61ZnQbb.exe, PE32 8->61 dropped 63 C:\Users\user\...63ZnQbb.exe:Zone.Identifier, ASCII 8->63 dropped 65 C:\Users\user\AppData\Local\...\tmpCB0C.tmp, XML 8->65 dropped 67 C:\Users\user\AppData\...\45543CN-821.exe.log, ASCII 8->67 dropped 83 Uses schtasks.exe or at.exe to add and modify task schedules 8->83 18 45543CN-821.exe 1 14 8->18         started        23 schtasks.exe 1 8->23         started        25 schtasks.exe 12->25         started        27 45543CN-821.exe 12->27         started        29 45543CN-821.exe 12->29         started        31 schtasks.exe 14->31         started        33 dhcpmon.exe 14->33         started        35 schtasks.exe 16->35         started        37 dhcpmon.exe 16->37         started        signatures5 process6 dnsIp7 69 wywtrwbnmhtytrebsgwtfcvzcxgjhyegvbcnmgte.ydns.eu 45.74.0.226, 2486, 49749, 49750 VOXILITYGB United States 18->69 71 192.168.2.1 unknown unknown 18->71 55 C:\Program Files (x86)\...\dhcpmon.exe, PE32 18->55 dropped 57 C:\Users\user\AppData\Roaming\...\run.dat, data 18->57 dropped 59 C:\...\dhcpmon.exe:Zone.Identifier, ASCII 18->59 dropped 81 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->81 39 schtasks.exe 1 18->39         started        41 schtasks.exe 1 18->41         started        43 conhost.exe 23->43         started        45 conhost.exe 25->45         started        47 conhost.exe 31->47         started        49 conhost.exe 35->49         started        file8 signatures9 process10 process11 51 conhost.exe 39->51         started        53 conhost.exe 41->53         started       
Detection:
nanocore
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8e026969ac083cb90e1ece1b2a13353eb9facd2c5cfde7d73ae0c52bf828f88a/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2021-07-08 09:30:42 UTC
AV detection:
10 of 46 (21.74%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rybgs2nmba6lsdq6zynsuezvh247vtjmlt66pvz24dcsx6bi7cfa._file
Verdict:
malicious
Label(s):
nanocorerat
Create hunting rule
Similar samples:
2b8a102443d6ed4c84471a54f058f24f5f55485bba73ebd785fdce294e337110
NanoCore
305bf6557bcc3df14cf33993d14e03fa84a6bd7611a990402fae4522ff098454
NanoCore
3d8811d64e17d5ea06d0edae6163b90b2400d06d9afa60ae689d6fe9232bca86
NanoCore
437c9421ae36bc19198438f86b86a39de0d207449abef097eb9656743823c256
NanoCore
4d01d1b24f4f7487669486becc7ff8b43a126f56ffb3d8fcce8c66b200412475
NanoCore
4d394ed696ee7fb3d53a7b064c53f2157b28d9f192de912fe311dd284845e4c9
NanoCore
5a8b4dc95322eed89a2c77350395f8c1f79394369bebec84703ae285092a37f5
NanoCore
9f96527c9f839559485e89c5c5ff8f95708035fd55c9fac0c2edf3764224d860
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9fc2ec9a478ddf812c9687c805f340989dc0af33b48100ec6621e422035ce579
NanoCore
a276b0d2aaf8a132ffbe9ae16763975bcf38fc1e5a6419890712fc3de02b793f
NanoCore
+ 2'140 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:nanocore evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210708-ea9t2n66pa/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
NanoCore
Malware Config
C2 Extraction:
:2486
wywtrwbnmhtytrebsgwtfcvzcxgjhyegvbcnmgte.ydns.eu:2486
Unpacked files
SH256 hash:
7139c3d024ce4b1b12e0d1e0ea651a9dd6c3243bd78907802e556a5fd19209c0
MD5 hash:
0fb0fc80ce2840c6f2e4c94dbf707690
SHA1 hash:
dd740e8ec27d11dcd962deb74a34b303768d8be5
Detections:
win_nanocore_w0
Create hunting rule
Link:
https://www.unpac.me/results/2fc2fc28-8163-4830-a571-652504c58b13/
Parent samples :
86273044f8b3979076ad359b8cc29cec4a70a2273ff8e4dfea63f0ebb41cc705
8e026969ac083cb90e1ece1b2a13353eb9facd2c5cfde7d73ae0c52bf828f88a
54c0388f8adef0bf7614ddf0aaaa4bdd7614f85a6e275ec7a2841311a2fff301
59c0f3d341a775f22f8a448ca500a8b3ead4d92ca52b52357ce019d2173ae803
f7f8015efd056bf55fa2fe4562a55c572091506fdc1eb84d1cd05935274cbd41
SH256 hash:
9bf8da8a0acf184c8e568909d977a8c05c36b3872e0db7753852bd79f2f9d508
MD5 hash:
bc5bda2a567f1400fe072188887e252b
SHA1 hash:
09e24cb345d27099420267f7861557a6d0916ff4
Link:
https://www.unpac.me/results/2fc2fc28-8163-4830-a571-652504c58b13/
SH256 hash:
5209992fd1f96cd1959efb5e1afa71f5c9ae2ab4430e258fe9d0ec915098d110
MD5 hash:
257ca10e5cbb2f8bdf0ae6f3e900e11e
SHA1 hash:
9d25ee80dbe3bbce5ab4479912c5e21b19b6aeec
Link:
https://www.unpac.me/results/2fc2fc28-8163-4830-a571-652504c58b13/
SH256 hash:
8e026969ac083cb90e1ece1b2a13353eb9facd2c5cfde7d73ae0c52bf828f88a
MD5 hash:
8b08589e179d91ce858e60cc6c04fd3a
SHA1 hash:
75d9437136a9b423a56cd49c6c2ee1a59063af93
Link:
https://www.unpac.me/results/2fc2fc28-8163-4830-a571-652504c58b13/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/8e026969ac083cb90e1ece1b2a13353eb9facd2c5cfde7d73ae0c52bf828f88a

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/170386/

Comments