MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c94a2599ff2c5b3103ac608e578a7ee477527097cd19e0f1e64d38d5366eae1. 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


SystemBC


Vendor detections: 11


Intelligence 11 IOCs YARA 2 File information Comments
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SHA256 hash: 3c94a2599ff2c5b3103ac608e578a7ee477527097cd19e0f1e64d38d5366eae1
SHA3-384 hash: 9d3215794648cb3cb1c685e86aaefbb0135b2f5be08eea8c2af339da05edf975fb574bbe9a0aabcd4ff7a337dbbcf197
SHA1 hash: 3172fde93fdda132c70993e38d323e81dc2a1574
MD5 hash: 6ea1172020965edb4537d792d9708895
humanhash: fix-december-cardinal-bravo
File name:6ea1172020965edb4537d792d9708895.exe
Download: download sample
Signature SystemBC
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File size:576'512 bytes
First seen:2023-08-03 06:46:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:xKYFmTP4ym4mEca4GtqLA3/3E3I4CmV9X1edcqeofiaO5kkRgVY2t6ta:YYqmERtq0vE3Ixm9UfP/5tW
TLSH T19CC47D11AFE4AB1BE1AF63B680A34A6143F4D096F3C5FBCB598069EA1C47304DD1539B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe SystemBC

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6ea1172020965edb4537d792d9708895.exe
Verdict:
Malicious activity
Analysis date:
2023-08-03 06:48:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8a57a96d-b3aa-4f8a-8492-aa6dfde9bf66

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/439978/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.13105.24233.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Launching a process
Creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control lolbin packed replace
Link:
https://www.filescan.io/uploads/64cb4d6a88dd49b8cef6fe2b/reports/a576c000-1b0a-4684-b53c-2a178fde47f7/overview
Verdict:
Malicious
Labled as:
TrojanDownloader/MSIL.Agent
Link:
https://www.hybrid-analysis.com/sample/3c94a2599ff2c5b3103ac608e578a7ee477527097cd19e0f1e64d38d5366eae1
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:
SystemBC
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f06d5f60-920d-46cb-84d2-c58df4bc8e26
Result
Threat name:
SystemBC
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1284871
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Creates an autostart registry key pointing to binary in C:\Windows
Creates autostart registry keys with suspicious values (likely registry only malware)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected SystemBC
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1284871 Sample: csAWlpkhD1.exe Startdate: 03/08/2023 Architecture: WINDOWS Score: 100 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 7 other signatures 2->49 6 csAWlpkhD1.exe 15 3 2->6         started        11 powershell.exe 11 2->11         started        13 powershell.exe 2->13         started        process3 dnsIp4 29 files.catbox.moe 108.181.20.35, 443, 49692 ASN852CA Canada 6->29 27 C:\Users\user\AppData\...\csAWlpkhD1.exe.log, ASCII 6->27 dropped 51 Writes to foreign memory regions 6->51 53 Injects a PE file into a foreign processes 6->53 15 MSBuild.exe 1 6->15         started        19 MSBuild.exe 2 11->19         started        21 conhost.exe 11->21         started        23 MSBuild.exe 1 13->23         started        25 conhost.exe 13->25         started        file5 signatures6 process7 dnsIp8 31 kmstat355mx.xyz 45.131.66.34, 4044, 49694 LOVESERVERSGB Germany 15->31 33 kmstat95dx.xyz 91.200.100.48, 4044, 49693 COMBAHTONcombahtonGmbHDE Germany 15->33 35 Found evasive API chain (may stop execution after checking mutex) 15->35 37 Performs DNS queries to domains with low reputation 15->37 39 Creates autostart registry keys with suspicious values (likely registry only malware) 15->39 41 Creates an autostart registry key pointing to binary in C:\Windows 15->41 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c94a2599ff2c5b3103ac608e578a7ee477527097cd19e0f1e64d38d5366eae1/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
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Status:
Malicious
First seen:
2023-08-03 06:48:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hskkewm76lc3geb2yyeok6fh5zdxkjyjptiz4dy6mtjy2u3g5lqq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/230803-hj7k5sbg59/
Behaviour
Suspicious use of AdjustPrivilegeToken
Unpacked files
SH256 hash:
3c94a2599ff2c5b3103ac608e578a7ee477527097cd19e0f1e64d38d5366eae1
MD5 hash:
6ea1172020965edb4537d792d9708895
SHA1 hash:
3172fde93fdda132c70993e38d323e81dc2a1574
Link:
https://www.unpac.me/results/5ab0f720-0f59-4b56-8be9-a9daad8bd6b3/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3c94a2599ff2/report/overview.html
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:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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/439978/

Comments