MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d
SHA3-384 hash: 17715846de153eaf46ea05648dc37dcbe1a354b447d78f807d8e2ce86e0816933d6a3dca6fba60c68555abb159e0d635
SHA1 hash: 9b07524703418b5ebb053226caf456e76839cd20
MD5 hash: 04017134f0091367122edfcb361e6295
humanhash: xray-yankee-spaghetti-stairway
File name:04017134f0091367122edfcb361e6295.exe
Download: download sample
Signature SystemBC
Create hunting rule
File size:735'744 bytes
First seen:2021-07-09 08:20:45 UTC
Last seen:2021-07-09 08:55:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash de20d293222e7e2687c03da228914a4e (2 x SystemBC)
ssdeep 12288:49QPAnuLF8oxjieN6tjeVxGOouozq0wWPEGm3/Ymz+o8g3Zs:SuGgieN+CVgOEzqLb5Co73Z
Threatray 92 similar samples on MalwareBazaar
TLSH T159F46D32B6918837D13326789D5B57A4AD36FE003E28BD462FF42D4C5F78681793A293
Reporter abuse_ch
Tags:exe SystemBC

Intelligence

File Origin
# of uploads :
2
# of downloads :
173
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
04017134f0091367122edfcb361e6295.exe
Verdict:
Malicious activity
Analysis date:
2021-07-09 08:23:15 UTC
Tags:
installer
Link:
https://app.any.run/tasks/c830bce4-5752-4b48-a951-cf81968a64cd

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/170629/
Detection(s):
PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/081abdd4-9803-462e-aca0-e122d84cfde6
Result
Threat name:
SystemBC
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/813901
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Yara detected SystemBC
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d/
Threat name:
Win32.Trojan.Bunitucrypt
Create hunting rule
Status:
Malicious
First seen:
2021-07-09 08:21:06 UTC
AV detection:
22 of 46 (47.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zaogq6kj3mg2d4icii4oafzduekfyu4w4vn7qg24cvcypoiavrgq._file
Verdict:
malicious
Similar samples:
12acd7745d22a1b295e3fd96e3994a2a36d456df3cab6f3493942c79e942a43b
SystemBC
249e53beb5992ce00d694688998e54743fcc74ad4f2942be7f66596b8c0a8867
SystemBC
514f626c85b0d36a44be4a3c5e57ad138ed585d440b621e21d0fe74544794cd2
SystemBC
742a97dbebd3f760b215186d04655dfcaf3846b40d3390a2db9bd7ee5f3d3266
SystemBC
78047ece6080c704f47d91545e8cce53095342a4595b9e20ee5efeba4c679e41
SystemBC
b9c6bfa4ad09302620dfe9c7edf398cb3a6249c7cdd8d9be61395d857083a3c3
SystemBC
c9f396388822102ed458dacc4b059a46c69ba11cb8b0785b9fb2ce8285abeb42
SystemBC
eec36810573040757eea624543f2bd7c24db70a4b9cc4acba85acd0a24ad9874
SystemBC
f207b081630595fb1b6d790e7c43ec89fe2ed88003026f5d0f9faf01c99673e2
SystemBC
+ 82 additional samples on MalwareBazaar
Result
Malware family:
systembc
Create hunting rule
Score:
  10/10
Tags:
family:systembc trojan
Link:
https://tria.ge/reports/210709-y98r8k36ye/
Behaviour
Suspicious use of WriteProcessMemory
Drops file in Windows directory
SystemBC
Malware Config
C2 Extraction:
185.215.113.32:4000
78.47.64.46:4000
Unpacked files
SH256 hash:
dd3aa4e082e65d1b8bcb3334f62c4ec1445d0789bdef2f99874c91600978769d
MD5 hash:
685e640e6a0812457652bee26127ff5e
SHA1 hash:
b2801b5cdcc6ca4fcc4cc7d945550cd045727de2
Detections:
win_systembc_auto
Create hunting rule
Link:
https://www.unpac.me/results/ab13ba48-a856-47dd-bf2b-7c6a7cc81402/
Parent samples :
708ae5ceb7fc86d1d8d3c0597015f5e3fd4aa8af07faec1f4b75d94b2ebce6c1
33269c0773dc723ffa5be5a6319e81c7f724d03dbfd9b46a5d40452c4b08bc88
742a97dbebd3f760b215186d04655dfcaf3846b40d3390a2db9bd7ee5f3d3266
bddbc443969ee9ba73dcdca9bec564e4cbeadf3c606681d9ce134b1f356f31f5
82d0b593b28bf8ea4341802426affcffeb785d76fcbb8beb4e9f3e5e9b1d1bf9
84942f3b5f4ddd9f393b42d5a1968a4b5bf5bbf45de0c6a95eba61eb20dc5070
bc37b9feb0202a795c125de0396621dd839f21e4c7e4dd598c452f45cf803e97
bfc410665215437c98d3fec91f281824326a73565224e9ad20685eb86c632338
5c438f86021fd06082e385cbc634358ff271f5cc2402fa2fcc7356dd00370925
9da99aa6d8ecde5212228db30e5ce4576ab78a7e8abb0dc04a9b7b99ca3237a2
78047ece6080c704f47d91545e8cce53095342a4595b9e20ee5efeba4c679e41
b9c6bfa4ad09302620dfe9c7edf398cb3a6249c7cdd8d9be61395d857083a3c3
249e53beb5992ce00d694688998e54743fcc74ad4f2942be7f66596b8c0a8867
c9f396388822102ed458dacc4b059a46c69ba11cb8b0785b9fb2ce8285abeb42
514f626c85b0d36a44be4a3c5e57ad138ed585d440b621e21d0fe74544794cd2
4c9b94a436c517923a69b14f4cdf6324bc84ca5b121b04770665d82ed0989f7d
cd6cca6f8ad176e1c42b19ad7b7d0c8fb2cb7735b4319fc14f868445affa0236
f207b081630595fb1b6d790e7c43ec89fe2ed88003026f5d0f9faf01c99673e2
c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d
12acd7745d22a1b295e3fd96e3994a2a36d456df3cab6f3493942c79e942a43b
SH256 hash:
c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d
MD5 hash:
04017134f0091367122edfcb361e6295
SHA1 hash:
9b07524703418b5ebb053226caf456e76839cd20
Link:
https://www.unpac.me/results/ab13ba48-a856-47dd-bf2b-7c6a7cc81402/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d

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:MALWARE_Win_EXEPWSH_DLAgent
Create hunting rule
Author:ditekSHen
Description:Detects downloader agent, using PowerShell
Rule name:Start2_net_bin
Create hunting rule
Author:James_inthe_box
Description:SystemBC
Reference:7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e
Rule name:Start2_overlap_bin
Create hunting rule
Author:James_inthe_box
Description:SystemBC
Reference:7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e
Rule name:Start2__bin
Create hunting rule
Author:James_inthe_box
Description:SystemBC
Reference:7bd341488dc6f01a6662ac478d67d3cd8211cbf362994355027b5bdf573cc31e
Rule name:win_systembc_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.systembc.

File information

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

Web download

SystemBC

Executable exe c81c687949db0da1f1024238e01723a1145c5396e55bf81b5c154587b900ac4d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1425294/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/170629/

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