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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71ed2714927d82bc3660dc53b132a843a65fa1f68e0d892ce7c40905772d8dcb. 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


STRRAT


Vendor detections: 7


Intelligence 7 IOCs 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 71ed2714927d82bc3660dc53b132a843a65fa1f68e0d892ce7c40905772d8dcb
SHA3-384 hash: a7882b1ebb709a9ea089bc9a87e5b9e0a50a2dc929f5bea6b486fc84afd03d291a40bb819b980d43743a182aef82e28e
SHA1 hash: a24554b8a24786895a2e1d76f42751f46b5fbef9
MD5 hash: 057ee447c12c0c2f3ce7c51f9579dbce
humanhash: low-pluto-mexico-diet
File name:Overdue invoice-960494.jar
Download: download sample
Signature STRRAT
Create hunting rule
File size:101'935 bytes
First seen:2021-06-07 07:27:00 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 3072:RsWbt1svEH4KsaaOdQoHZTdu2xhyhIzS63vPn0e4A/6wsI+z:+Wbt1HxdtHhdm/63vfwg+z
TLSH 1AA3DF1BFD9E90F8E24F05764408927EF60E8298D604663F2BF8095A6C74C6D474BADE
Reporter abuse_ch
Tags:jar STRRAT


Avatar
abuse_ch
STRRAT C2:
194.33.45.132:5777

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
194.33.45.132:5777 https://threatfox.abuse.ch/ioc/72252/

Intelligence

File Origin
# of uploads :
1
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Overdue invoice-960494.jar
Verdict:
Malicious activity
Analysis date:
2021-06-07 07:28:46 UTC
Tags:
evasion trojan strrat rat
Link:
https://app.any.run/tasks/29262eec-2673-4689-840c-c85f7a9dc89e

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/164919/
Detection(s):
SecuriteInfo.com.Java.Siggen.491.26397.18136.UNOFFICIAL
Create hunting rule

Result
Threat name:
STRRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/797889
Signature
Creates autostart registry keys to launch java
Creates autostart registry keys with suspicious names
Exploit detected, runtime environment dropped PE file
Exploit detected, runtime environment starts unknown processes
Found malware configuration
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AllatoriJARObfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 430289 Sample: Overdue invoice-960494.jar Startdate: 07/06/2021 Architecture: WINDOWS Score: 100 105 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->105 107 Found malware configuration 2->107 109 Multi AV Scanner detection for submitted file 2->109 111 5 other signatures 2->111 10 cmd.exe 2 2->10         started        13 javaw.exe 2->13         started        15 javaw.exe 2->15         started        17 2 other processes 2->17 process3 signatures4 115 Uses schtasks.exe or at.exe to add and modify task schedules 10->115 19 java.exe 29 10->19         started        23 conhost.exe 10->23         started        process5 dnsIp6 89 github.com 140.82.121.3, 443, 49744 GITHUBUS United States 19->89 91 github-releases.githubusercontent.com 185.199.108.154, 443, 49745 FASTLYUS Netherlands 19->91 93 3 other IPs or domains 19->93 77 C:\cmdlinestart.log, ASCII 19->77 dropped 79 C:\Users\user\Overdue invoice-960494.jar, Zip 19->79 dropped 25 java.exe 2 22 19->25         started        29 icacls.exe 1 19->29         started        file7 process8 file9 81 C:\Users\user\...\Overdue invoice-960494.jar, Zip 25->81 dropped 83 C:\Users\user\...\Overdue invoice-960494.jar, Zip 25->83 dropped 85 C:\ProgramData\...\Overdue invoice-960494.jar, Zip 25->85 dropped 87 C:\Users\user\...\jna471319318955027882.dll, PE32 25->87 dropped 117 Creates autostart registry keys to launch java 25->117 119 Creates autostart registry keys with suspicious names 25->119 31 java.exe 16 25->31         started        36 cmd.exe 1 25->36         started        38 conhost.exe 25->38         started        40 conhost.exe 29->40         started        signatures10 process11 dnsIp12 95 194.33.45.132, 49751, 49778, 5777 CLOUVIDERClouvider-GlobalASNGB United Kingdom 31->95 97 ip-api.com 208.95.112.1, 49759, 80 TUT-ASUS United States 31->97 99 str-master.pw 31->99 73 sqlite-3.14.2.1-b5...da64-sqlitejdbc.dll, PE32 31->73 dropped 75 C:\Users\user\...\jna6903131452625370601.dll, PE32 31->75 dropped 101 Tries to steal Mail credentials (via file access) 31->101 103 Tries to harvest and steal browser information (history, passwords, etc) 31->103 42 cmd.exe 31->42         started        44 cmd.exe 31->44         started        46 cmd.exe 31->46         started        52 4 other processes 31->52 48 conhost.exe 36->48         started        50 schtasks.exe 1 36->50         started        file13 signatures14 process15 process16 54 WMIC.exe 42->54         started        57 conhost.exe 42->57         started        59 conhost.exe 44->59         started        61 WMIC.exe 44->61         started        63 conhost.exe 46->63         started        65 WMIC.exe 46->65         started        67 conhost.exe 52->67         started        69 WMIC.exe 52->69         started        71 2 other processes 52->71 signatures17 113 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 54->113
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/71ed2714927d82bc3660dc53b132a843a65fa1f68e0d892ce7c40905772d8dcb/
Threat name:
ByteCode-JAVA.Trojan.StrRat
Create hunting rule
Status:
Malicious
First seen:
2021-06-07 06:31:40 UTC
AV detection:
9 of 46 (19.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ohwsofespwblynta3rj3cmviiotf7ipwrygyslhhyqeqk5znrxfq._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat persistence stealer trojan
Link:
https://tria.ge/reports/210607-krfkgz3pga/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Adds Run key to start application
Looks up external IP address via web service
Drops startup file
Loads dropped DLL
STRRAT
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/71ed2714927d82bc3660dc53b132a843a65fa1f68e0d892ce7c40905772d8dcb

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/164919/

Comments