MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af. 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: 17


Intelligence 17 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af
SHA3-384 hash: 27415fe00fe3c923bafd70cca977a7b465a5a3c7c041927624e5e1f995e493da65eade3eb805a23522d37b322c1a0713
SHA1 hash: 45ea74832e487bacb788189c04661b29a71e86b5
MD5 hash: 23c8cb1226c61a164d7518218c837b81
humanhash: berlin-cold-bacon-fillet
File name:Ewpeloxttug.exe
Download: download sample
Signature SystemBC
Create hunting rule
File size:2'290'688 bytes
First seen:2024-11-30 01:28:53 UTC
Last seen:2024-12-18 10:28:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:wqDdns3FYYhWxL3rc/+rhm+qx6GuQ5qGPVmTy9xMNWgJ/AICqQ9pEsePeHMSPs2f:1iD
Threatray 1'793 similar samples on MalwareBazaar
TLSH T17AB58CA1B09B48E1F5079FB0C159B9E10B71B1B3AEDBD52F274D33546F6BB982404A0B
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10522/11/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter aachum
Tags:exe SystemBC


Avatar
iamaachum
185.215.113.16/inc/Ewpeloxttug.exe

SystemBC C2:
claywyaeropumps.com
178.132.2.10

Intelligence

File Origin
# of uploads :
2
# of downloads :
376
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
redline
Create hunting rule
ID:
1
File name:
New Text Document.exe
Verdict:
Malicious activity
Analysis date:
2024-10-03 20:48:23 UTC
Tags:
payload loader lumma stealer metastealer redline hausbomber xworm remote uac cryptbot adware stealc crypto-regex evasion rat asyncrat vidar
Link:
https://app.any.run/tasks/a2c8c67e-384f-4758-ae5a-1b79a931b366

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.PUA.EmbeddedEXE-1.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=674a6bb1e64d1c722d7a49a2
Tags:
vmdetect autorun
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c79e3c41-1ca6-4713-98b1-e09d388745f2
Result
Threat name:
SystemBC
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1565504
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops VBS files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected SystemBC
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1565504 Sample: Ewpeloxttug.exe Startdate: 30/11/2024 Architecture: WINDOWS Score: 100 41 claywyaeropumps.com 2->41 45 Multi AV Scanner detection for domain / URL 2->45 47 Found malware configuration 2->47 49 Antivirus detection for URL or domain 2->49 51 11 other signatures 2->51 8 Ewpeloxttug.exe 5 2->8         started        12 baiuf.exe 2 2->12         started        14 wscript.exe 1 2->14         started        16 2 other processes 2->16 signatures3 process4 file5 35 C:\Users\user\AppData\...\DriverUtil.exe, PE32 8->35 dropped 37 C:\Users\user\AppData\...\DriverUtil.vbs, ASCII 8->37 dropped 39 C:\Users\...\DriverUtil.exe:Zone.Identifier, ASCII 8->39 dropped 61 Drops VBS files to the startup folder 8->61 63 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->63 65 Tries to detect virtualization through RDTSC time measurements 8->65 18 Ewpeloxttug.exe 4 8->18         started        67 Antivirus detection for dropped file 12->67 69 Multi AV Scanner detection for dropped file 12->69 71 Machine Learning detection for dropped file 12->71 21 baiuf.exe 12->21         started        73 Windows Scripting host queries suspicious COM object (likely to drop second stage) 14->73 24 DriverUtil.exe 2 14->24         started        75 Injects a PE file into a foreign processes 16->75 27 baiuf.exe 16->27         started        signatures6 process7 dnsIp8 31 C:\ProgramData\xvocjsv\baiuf.exe, PE32 18->31 dropped 33 C:\ProgramData\...\baiuf.exe:Zone.Identifier, ASCII 18->33 dropped 43 claywyaeropumps.com 78.41.139.3, 4000, 49808, 49814 NEO-CUSTFR Norway 21->43 53 Antivirus detection for dropped file 24->53 55 Multi AV Scanner detection for dropped file 24->55 57 Machine Learning detection for dropped file 24->57 59 Injects a PE file into a foreign processes 24->59 29 DriverUtil.exe 24->29         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af/
Threat name:
Win32.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2024-09-29 18:20:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
30 of 38 (78.95%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=egvkkmm2m4u56bmbea5apaxk3a33qsbypzcm2gcezkhbtcbkkcxq._file
Verdict:
malicious
Label(s):
systembc
Create hunting rule
Similar samples:
145dbb397089105d6d06a861d62b48be9fd2527fb7d023b114cf05b723cd3858
SystemBC
1d7c6ed697ee011ad969d1d7c706d88a962584f87d543fcc77ee358c5bfb4509
SystemBC
3996fdec3ceac6027730777ec99f6870a9c76e3904a1d2c78cef954a7484090e
SystemBC
522270d9091ce36ad2687b1c5398ddb2c93cb51178bc3db5d22bbd7d8571647b
SystemBC
64b58794801f282e92571676e3571afc5c59033c262406bf0d36e1d6ef3cda6a
SystemBC
75026903440f9c71297846a8e232f4b4b281cd7db2f60567e6a039ccdb65a08b
SystemBC
81f91061c650c2d9fdeab6a9d8be220a93d46f930d5c435e4a00c511236a4caa
SystemBC
+ 1'783 additional samples on MalwareBazaar
Result
Malware family:
systembc
Create hunting rule
Score:
  10/10
Tags:
family:systembc discovery trojan
Link:
https://tria.ge/reports/241130-bv85sazqdq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of SetThreadContext
Drops startup file
Executes dropped EXE
Suspicious use of NtCreateUserProcessOtherParentProcess
SystemBC
Systembc family
Malware Config
C2 Extraction:
claywyaeropumps.com
178.132.2.10
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ce6c8ec5-0014-4536-80f0-3512e164d8bb
Unpacked files
SH256 hash:
e283a0a51e5fea5d3b64a008e33d42b1e555b5702da9743fc79d744a1603513f
MD5 hash:
343578a6ef1ac36066ea2ec263cf5c78
SHA1 hash:
7c307503fd2ee3a297d2bd20f9e23574517d78ee
Detections:
SystemBC
Create hunting rule
win_systembc_auto
Create hunting rule
win_systembc_g1
Create hunting rule
Link:
https://www.unpac.me/results/ae0c9c61-f660-4b55-8fe9-f796d077bee7/
Parent samples :
e283a0a51e5fea5d3b64a008e33d42b1e555b5702da9743fc79d744a1603513f
534912622718c6547f15e57ad07e903e10ffc801f7764d2e1f27b4fca693813a
81f91061c650c2d9fdeab6a9d8be220a93d46f930d5c435e4a00c511236a4caa
46e0bbdbdffa58d201e3aa377f77d4f85a7704a60042eaf13d5cedf70808e937
21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/ae0c9c61-f660-4b55-8fe9-f796d077bee7/
SH256 hash:
6b714388d625888cabac1c793863eeb14ddc5798ed24877c8df6e23eb41407ce
MD5 hash:
a7d6b7372212c898e18590ee7d13a86b
SHA1 hash:
3117897952fc2d3f3b303341b0e4abb3509b0675
Link:
https://www.unpac.me/results/ae0c9c61-f660-4b55-8fe9-f796d077bee7/
SH256 hash:
9f845355806c76751c676062c2d3737e386140ea036fffe88501fc0f1e109e36
MD5 hash:
4815ec2600252e2b9a3b413ac553883c
SHA1 hash:
15e51e38c3044ad5c92761a76f1293b828a34a3a
Link:
https://www.unpac.me/results/ae0c9c61-f660-4b55-8fe9-f796d077bee7/
SH256 hash:
cc8e53938f77dd1995ab0b6de005ed8352541233aa76feeb8300bf33cc35ec05
MD5 hash:
39f8217610efe9b1d84b4fd0228e0721
SHA1 hash:
038180a5b2125cd9e96c1b5957af89412c5bd61c
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/ae0c9c61-f660-4b55-8fe9-f796d077bee7/
SH256 hash:
21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af
MD5 hash:
23c8cb1226c61a164d7518218c837b81
SHA1 hash:
45ea74832e487bacb788189c04661b29a71e86b5
Link:
https://www.unpac.me/results/ae0c9c61-f660-4b55-8fe9-f796d077bee7/
Malware family:
SystemBC
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/21aaa5319a67/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

SystemBC

Executable exe 21aaa5319a6729df0581203a0782ead837b848387e44cd1844ca8e19882a50af

(this sample)

  
Link
https://tria.ge/241130-bs29fszpgn
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3208612/
  
URLhaus
https://urlhaus.abuse.ch/url/3243281/
  
URLhaus
https://urlhaus.abuse.ch/url/3243392/
  
URLhaus
https://urlhaus.abuse.ch/url/3273366/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments