MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 04c147559ea23daa59503c0b935c8df2728893ea82211813c8428b630fcd3768. 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: 19
| SHA256 hash: | 04c147559ea23daa59503c0b935c8df2728893ea82211813c8428b630fcd3768 |
|---|---|
| SHA3-384 hash: | 9b6461eedf06f045168807adb90b961795b021e7b74c842b779f354ac3e0e0f9e8b4904fb6a90a4ae5008c1bdb78eb84 |
| SHA1 hash: | e8a2678fde54f56ef016528c8229952c258a765e |
| MD5 hash: | 26f46a281cbd2456c4df54a75007d9ab |
| humanhash: | london-missouri-comet-zulu |
| File name: | 26F46A281CBD2456C4DF54A75007D9AB.exe |
| Download: | download sample |
| Signature | NanoCore |
| File size: | 366'080 bytes |
| First seen: | 2026-02-19 08:10:09 UTC |
| Last seen: | 2026-02-19 08:34:07 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'813 x AgentTesla, 19'735 x Formbook, 12'282 x SnakeKeylogger) |
| ssdeep | 6144:tSMPvteRMSiLJ0BG6izC7nWuOBSBiudd5fAylWkfhCXgguVT2UCT8faK5u4zq0P:vPAJiN0k47nUBLu/5fAy5ZCQ/VqU9vrq |
| Threatray | 1'123 similar samples on MalwareBazaar |
| TLSH | T1FC74124F660CB527C6DC88B765F661C4937594EF1903E2AEAA4C32582C42FEB8157F0D |
| TrID | 70.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.2% (.EXE) Win64 Executable (generic) (6522/11/2) 4.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) |
| Magika | pebin |
| Reporter |  abuse_ch |
| Tags: | exe NanoCore RAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 192.169.69.25:9900 | https://threatfox.abuse.ch/ioc/48772/ |
Intelligence
File Origin
# of uploads :
2
# of downloads :
116
Origin country :
NLVendor Threat Intelligence
No detections
Malware family:
nanocore
ID:
1
File name:
26F46A281CBD2456C4DF54A75007D9AB.exe
Verdict:
Malicious activity
Analysis date:
2026-02-19 08:11:13 UTC
Tags:
nanocore
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
94.9%
Tags:
micro spawn sage
Result
Verdict:
Malware
Maliciousness:
Behaviour
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
base64 crypt horse krypt nanocore obfuscated packed unsafe
Verdict:
Malicious
Labled as:
Trojan.Mardom.MN.Generic
Verdict:
Malicious
File Type:
exe x32
First seen:
2019-12-05T10:10:00Z UTC
Last seen:
2026-02-12T17:52:00Z UTC
Hits:
~1000
Detections:
Trojan.Agent.TCP.ServerRequest Backdoor.NanoBot.TCP.C&C Backdoor.Agent.TCP.C&C Trojan-Banker.Win32.Trickster.sb Trojan.Win32.NanoBot.sb HEUR:Backdoor.MSIL.NanoBot.gen Trojan-PSW.Agensla.TCP.ServerRequest HEUR:Trojan-PSW.MSIL.Agensla.gen HEUR:Trojan.Win32.Generic HEUR:Backdoor.Win32.Generic Trojan.Win32.Agent.sb Trojan.MSIL.Crypt.sb HEUR:Trojan.MSIL.Taskun.sb Backdoor.MSIL.Agent.sb
Verdict:
Malicious
Result
Threat name:
Nanocore
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious 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
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Cassandra Crypter
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Gathering data
Detection:
nanocore
Verdict:
Malicious
Threat:
Family.NANOCORE
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Status:
Malicious
First seen:
2019-12-06 01:55:09 UTC
AV detection:
30 of 41 (73.17%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
nanocorerat
unc_loader_065
Similar samples:
+ 1'113 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:nanocore discovery execution keylogger persistence spyware stealer trojan
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
NanoCore
Nanocore family
Malware Config
C2 Extraction:
aboki0419.duckdns.org:9900
abokijob.hopto.org:9900
abokijob.hopto.org:9900
Unpacked files
SH256 hash:
04c147559ea23daa59503c0b935c8df2728893ea82211813c8428b630fcd3768
MD5 hash:
26f46a281cbd2456c4df54a75007d9ab
SHA1 hash:
e8a2678fde54f56ef016528c8229952c258a765e
SH256 hash:
dc98979a1f37e90b333470335f3454e54d2d59f2425583569f850885abe4de45
MD5 hash:
c0a4f4be012d54beb70f7b504241ad1c
SHA1 hash:
112ec572b12b7512705dc6d053be432c0858bbdb
SH256 hash:
db2ab518832c246699ea52710128d1c1e4e1affc8577ce887198035f8b9260ba
MD5 hash:
fdbbccc2c72f3a8263f85992ed182104
SHA1 hash:
365082e8270d3e95f526de7733615b82051a034b
Detections:
CyaxSharp_ReZer0
INDICATOR_EXE_Packed_Cassandra
SH256 hash:
29e932902ad0508f98e7229d4111c8b33d9aa7a28fecff10948db919947ea596
MD5 hash:
7f078ae724e2e0bb12a136502f43638e
SHA1 hash:
f78cdabf260d33c3b701a01dfb900386f72dee46
Detections:
win_nanocore_w0
SUSP_OBF_NET_Eazfuscator_String_Encryption_Jan24
Nanocore_RAT_Gen_2
Nanocore_RAT_Feb18_1
Nanocore
MALWARE_Win_NanoCore
SH256 hash:
034c06f77c8008d0a1f3e2913223c563de9abbb4090f05c1b174ce5859b1b688
MD5 hash:
f9341d1afd00646048b1d1a7b6048a71
SHA1 hash:
2136dd87042e1891b46d9cd2b64b14d680faad14
Detections:
INDICATOR_EXE_Packed_Cassandra
Malware family:
NanoCore
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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