MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d13eb672da933a88f7ddbc45de31fde1da9479937470f4226ed9e5efff0048b1. 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: 9


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

SHA256 hash: d13eb672da933a88f7ddbc45de31fde1da9479937470f4226ed9e5efff0048b1
SHA3-384 hash: 7d98be274559b03739009304bb3d5066fa3545c4a399c7ec45b5f5ae9b562bfb072aae11119e23136e3eaba04e04a110
SHA1 hash: 8c8d38636374eca51fa3aaa5a9c7ce3dcf5b0ea4
MD5 hash: 5b2d2ca9e22ccf84765b84b037cf4e79
humanhash: spaghetti-cardinal-lamp-robin
File name:P020433098747993990.PDF.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:740'352 bytes
First seen:2021-01-28 14:08:28 UTC
Last seen:2021-01-28 16:04:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:IbEc5UwyHfNbxp31G1yZnfNtSyv71xiqZwiHvGPfiu:IYc5U1/gQZnFn1xieFvGXi
Threatray 318 similar samples on MalwareBazaar
TLSH 9EF4029177834AA1C8E4B87681E2613C07D5CE9F6253C6F65E8C77EDC9309E098CB46E
Reporter James_inthe_box
Tags:exe NanoCore RAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
131
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
P020433098747993990.PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-01-28 14:13:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/27ee74ab-7549-4182-8784-991cf711d9ba

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/114241/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.42783.9609.20606.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a UDP request
Sending a custom TCP request
Creating a window
Running batch commands
Launching a process
Creating a file
Creating a file in the %temp% directory
Creating a file in the %AppData% directory
Creating a process from a recently created file
Modifying an executable file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Moving of the original file
Unauthorized injection to a recently created process
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.
Result
Threat name:
Nanocore
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/592928
Signature
Detected Nanocore Rat
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM_3
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 345514 Sample: P020433098747993990.PDF.exe Startdate: 28/01/2021 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Detected Nanocore Rat 2->49 51 4 other signatures 2->51 10 P020433098747993990.PDF.exe 15 4 2->10         started        process3 file4 37 C:\Users\...\P020433098747993990.PDF.exe.log, ASCII 10->37 dropped 59 Moves itself to temp directory 10->59 61 Hides that the sample has been downloaded from the Internet (zone.identifier) 10->61 14 doc.exe 14 7 10->14         started        18 cmd.exe 1 10->18         started        signatures5 process6 file7 43 C:\Users\user\AppData\...\InstallUtil.exe, PE32 14->43 dropped 65 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->65 20 ggtyhgy.exe 14 4 14->20         started        23 conhost.exe 18->23         started        25 reg.exe 1 1 18->25         started        signatures8 process9 signatures10 55 Multi AV Scanner detection for dropped file 20->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 20->57 27 doc.exe 5 20->27         started        process11 file12 39 C:\Users\user\AppData\Roaming\ggtyhgy.exe, PE32 27->39 dropped 41 C:\Users\user\...\ggtyhgy.exe:Zone.Identifier, ASCII 27->41 dropped 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 27->63 31 ggtyhgy.exe 27->31         started        signatures13 process14 signatures15 67 Hides that the sample has been downloaded from the Internet (zone.identifier) 31->67 34 doc.exe 31->34         started        process16 signatures17 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 34->53
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d13eb672da933a88f7ddbc45de31fde1da9479937470f4226ed9e5efff0048b1/
Threat name:
ByteCode-MSIL.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2021-01-28 03:26:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
28
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2e7lm4w2sm5ir565xrc54mp54hnji6mtorypiito3hs677yajcyq._file
Verdict:
suspicious
Similar samples:
2ba9185ecb7b43e54242e560724993fbf5e24c3e1acd57889ac9dc305e934045
NanoCore
3891d2426f0ee2ce5e008a634c12715eeb167b32415c1c181afbf0aa0641143e
NanoCore
3d9b59ef7e396dcbfbb58069b1876d6b85e111c7e36b6a302cf4e955fb711a29
NanoCore
4c77860f0b49cdae83fe593150adff248fbf3248b696bfd7bca11c0cb3b1a43c
NanoCore
55ca4147c94a10c9fc3fe95d3e922546ee796f63ca3b9aad005998f1e1e2b912
NanoCore
6a03b5abdbbe7bd614645b2619977d1a278d1411bf3fe26ab8d260ccb95d9748
NanoCore
93db921e5b0cfe2de4485e03e756c4123c90046fe2fb83a36e60f4ccee822e28
NanoCore
c1e6cafdf311804c6d5a427de9f61965c223ae33fac564f33300f2a477ae8cd0
NanoCore
d6c54588834faae60153c6a2e7318a7e9f243b9dbfbd6e0fc44d45f4d55c9fcf
NanoCore
e2ffeab8c4ccc2030243c7e8ddfe6161fd5bafb3ffb83f69882682ecbc77f837
NanoCore
+ 308 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence ransomware
Link:
https://tria.ge/reports/210128-7md5ec57ge/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
a60900adc31e8e28ff541b91a55de5d9719c0d1ddc3022eb6f6fb5ac19cc9e4f
MD5 hash:
831fb0609b3509b4fb31ac662ac69217
SHA1 hash:
985c33fa2b01e305995e2ea166b961b01f0f6335
Link:
https://www.unpac.me/results/8cf31535-371c-4083-bf5f-438146062412/
SH256 hash:
2d0dc6216f613ac7551a7e70a798c22aee8eb9819428b1357e2b8c73bef905ad
MD5 hash:
0e362e7005823d0bec3719b902ed6d62
SHA1 hash:
590d860b909804349e0cdc2f1662b37bd62f7463
Link:
https://www.unpac.me/results/8cf31535-371c-4083-bf5f-438146062412/
SH256 hash:
4f81e273da20c5b9835ce6ca57cc061d77764f9e3927bdb1505cb791bf50b046
MD5 hash:
29e19b5dce96140a8b90152b16bd44af
SHA1 hash:
4f3dc6eb876bb58f53966980a9c451a04ec17d8a
Link:
https://www.unpac.me/results/8cf31535-371c-4083-bf5f-438146062412/
SH256 hash:
4fbb56f5dc4e483df10bcd44d45bac4db5577be7ddf20a4e6c7957a5b271f0af
MD5 hash:
7f0eaa932643cecaa67e3cc6ed800ed6
SHA1 hash:
123360e62fb1d1e9e9f64b742cc2240041294752
Detections:
win_nanocore_w0
Create hunting rule
Link:
https://www.unpac.me/results/8cf31535-371c-4083-bf5f-438146062412/
Parent samples :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 hash:
d13eb672da933a88f7ddbc45de31fde1da9479937470f4226ed9e5efff0048b1
MD5 hash:
5b2d2ca9e22ccf84765b84b037cf4e79
SHA1 hash:
8c8d38636374eca51fa3aaa5a9c7ce3dcf5b0ea4
Link:
https://www.unpac.me/results/8cf31535-371c-4083-bf5f-438146062412/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d13eb672da933a88f7ddbc45de31fde1da9479937470f4226ed9e5efff0048b1

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/114241/

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