MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 10b527427042ca32d0683e016e2b5458799363d68bb4ee616b66ffdcd9377585. 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


AuroraStealer


Vendor detections: 14


Intelligence 14 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 10b527427042ca32d0683e016e2b5458799363d68bb4ee616b66ffdcd9377585
SHA3-384 hash: e102fd65e465546c7218de190f84277bb1bd53394bcf17073dd08c8041c1f56702c31b12a5eea279055a3a9c41afcb38
SHA1 hash: f06c4dd766c4784d6b513ca9bad819494e726c8b
MD5 hash: 77081f23b31d05de271d128eebceb4bc
humanhash: artist-solar-violet-december
File name:C4Client.exe
Download: download sample
Signature AuroraStealer
Create hunting rule
File size:1'040'384 bytes
First seen:2023-03-29 06:15:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2ad0bbe7b488ccd9b02faf0349f3e503 (7 x RedLineStealer, 1 x AuroraStealer, 1 x DCRat)
ssdeep 3072:0nTjRD5V730BSng7tJr8Khw6pItWgAEqjAxou3e7BNIdOAg0FujDvktlL0BjMwmk:G1V7h2r/hwNWgAEqjAKmkAOECjMwm
TLSH T12C25271174D183F2C463D73209A495A1CA2FB9F10A655B6B27EB0F7B0F20293D67CB66
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:AuroraStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
271
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
C4Client.exe
Verdict:
Malicious activity
Analysis date:
2023-03-29 06:18:34 UTC
Tags:
aurorastealer
Link:
https://app.any.run/tasks/ff4107e3-383f-4d9f-93e3-53b1a9dc0017

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/378374/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Creating a process with a hidden window
Sending an HTTP GET request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
DNS request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a window
Running batch commands
Searching for the window
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/75553/overview
Behaviour
MalwareBazaar
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/6423d7a483048b7317acc69c/reports/f9fbc054-9bd3-4586-bbba-359b2f2c90bc/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/10b527427042ca32d0683e016e2b5458799363d68bb4ee616b66ffdcd9377585
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2a403f89-7f30-4598-8e77-f14a10d2c3bd
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1204049
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Sample uses process hollowing technique
Very long command line found
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 836964 Sample: C4Client.exe Startdate: 29/03/2023 Architecture: WINDOWS Score: 100 32 Multi AV Scanner detection for domain / URL 2->32 34 Antivirus detection for URL or domain 2->34 36 Multi AV Scanner detection for dropped file 2->36 38 2 other signatures 2->38 8 C4Client.exe 2->8         started        process3 signatures4 42 Contains functionality to inject code into remote processes 8->42 44 Writes to foreign memory regions 8->44 46 Allocates memory in foreign processes 8->46 48 2 other signatures 8->48 11 RegSvcs.exe 1 8->11         started        14 WerFault.exe 24 9 8->14         started        17 backgroundTaskHost.exe 1 8->17         started        process5 file6 50 Very long command line found 11->50 52 Encrypted powershell cmdline option found 11->52 19 powershell.exe 15 22 11->19         started        28 C:\ProgramData\Microsoft\...\Report.wer, Unicode 14->28 dropped signatures7 process8 dnsIp9 30 connect2me.hopto.org 37.139.129.113, 443, 49704, 49705 LVLT-10753US Germany 19->30 26 C:\Users\user\AppData\Local\...\C4Loader.exe, PE32 19->26 dropped 40 Powershell drops PE file 19->40 24 conhost.exe 19->24         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/10b527427042ca32d0683e016e2b5458799363d68bb4ee616b66ffdcd9377585/
Threat name:
Win32.Spyware.Aurorastealer
Create hunting rule
Status:
Malicious
First seen:
2023-03-29 06:16:08 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cc2soqtqilfdfudihyaw4k2ulb4zgy6wro2o4yllm375zwjxowcq._file
Result
Malware family:
aurora
Create hunting rule
Score:
  10/10
Tags:
family:aurora evasion spyware stealer
Link:
https://tria.ge/reports/230329-g1gwdafa48/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Program crash
Drops file in Program Files directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Drops file in Drivers directory
Stops running service(s)
Aurora
Modifies security service
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
107.182.129.73:8081
Unpacked files
SH256 hash:
10b527427042ca32d0683e016e2b5458799363d68bb4ee616b66ffdcd9377585
MD5 hash:
77081f23b31d05de271d128eebceb4bc
SHA1 hash:
f06c4dd766c4784d6b513ca9bad819494e726c8b
Link:
https://www.unpac.me/results/fb6b5624-3dc7-4de4-9dba-a6f1fd6dc30c/
Malware family:
Aurora
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/10b527427042/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/10b527427042ca32d0683e016e2b5458799363d68bb4ee616b66ffdcd9377585

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/378374/

Comments