MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 594af48b4da21f654d0ceadede4257865f96d9ae3b1f2ef4a96298a9385c7b2c. 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


Sage


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 594af48b4da21f654d0ceadede4257865f96d9ae3b1f2ef4a96298a9385c7b2c
SHA3-384 hash: 84cf21c95a4316405ff13cb8ac0440c2d47484b381570f96417cd7db311fd683b378cdd6b2b40e21de30e5b37dfd3331
SHA1 hash: 8033c6432aa51f034afd5eaf1ea18a665134f961
MD5 hash: 7e7130afe38ebb675e2fb694e1f42825
humanhash: wolfram-east-equal-sixteen
File name:594af48b4da21f654d0ceadede4257865f96d9ae3b1f2ef4a96298a9385c7b2c
Download: download sample
Signature Sage
Create hunting rule
File size:416'256 bytes
First seen:2020-07-29 07:18:07 UTC
Last seen:2020-07-29 07:52:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8c1c08278267de8658ab678d7c5a6015 (9 x Sage)
ssdeep 6144:22EDYH4aaPx2v909HPNvg/7K4GHTOmVcdKsXv5o7bKSMwaM0hY:DV5l09lg/7HGqmm0sXv5gKSMwaM0hY
Threatray 74 similar samples on MalwareBazaar
TLSH C594BF11F3E090B1D1B20536067A9B625A3E3D219D20C96BF7E47E1EDAB01D0EB36767
Reporter JAMESWT_WT
Tags:Sage

Intelligence

File Origin
# of uploads :
2
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Sage
Create hunting rule
Link:
https://www.capesandbox.com/analysis/34364/
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %AppData% directory
Launching a process
Creating a process with a hidden window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a window
Deleting a recently created file
Reading critical registry keys
Creating a file
Moving a recently created file
Changing a file
Creating a file in the %AppData% subdirectories
Deleting volume shadow copies
Stealing user critical data
Creating a file in the mass storage device
Enabling autorun with the shell\open\command registry branches
Enabling autorun with Startup directory
Deleting of the original file
Encrypting user's files
Result
Threat name:
Sage
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/401559
Signature
Changes the wallpaper picture
Deletes itself after installation
Deletes shadow drive data (may be related to ransomware)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found Tor onion address
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
PE file has a writeable .text section
Potential evasive VBS script found (sleep loop)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Sage
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 253031 Sample: ae6FtxX3CN Startdate: 29/07/2020 Architecture: WINDOWS Score: 100 60 Malicious sample detected (through community Yara rule) 2->60 62 Yara detected Sage 2->62 64 Machine Learning detection for sample 2->64 66 4 other signatures 2->66 8 ae6FtxX3CN.exe 5 7 2->8         started        12 Rj3fNWF3.exe 2 2->12         started        14 wuapihost.exe 2->14         started        process3 file4 48 C:\Users\user\AppData\Roaming\Rj3fNWF3.exe, PE32 8->48 dropped 68 Detected unpacking (changes PE section rights) 8->68 70 Detected unpacking (overwrites its own PE header) 8->70 16 Rj3fNWF3.exe 7 85 8->16         started        20 wscript.exe 8->20         started        22 schtasks.exe 1 8->22         started        24 ae6FtxX3CN.exe 1 8->24         started        26 Rj3fNWF3.exe 12->26         started        signatures5 process6 file7 46 C:\Users\user\Desktop46IKHQAIQAU.pdf..., DOS 16->46 dropped 50 Detected unpacking (changes PE section rights) 16->50 52 Detected unpacking (overwrites its own PE header) 16->52 54 Potential evasive VBS script found (sleep loop) 16->54 58 4 other signatures 16->58 28 vssadmin.exe 16->28         started        30 vssadmin.exe 16->30         started        32 vssadmin.exe 16->32         started        36 5 other processes 16->36 56 Deletes itself after installation 20->56 34 conhost.exe 22->34         started        signatures8 process9 process10 38 conhost.exe 28->38         started        40 conhost.exe 30->40         started        42 conhost.exe 32->42         started        44 conhost.exe 36->44         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/594af48b4da21f654d0ceadede4257865f96d9ae3b1f2ef4a96298a9385c7b2c/
Threat name:
Win32.Ransomware.SageCrypt
Create hunting rule
Status:
Malicious
First seen:
2020-07-28 17:17:31 UTC
File Type:
PE (Exe)
Extracted files:
39
AV detection:
36 of 48 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lffpjc2nuipwktim5lpn4qsxqzpznwnohmps55fjmkmksoc4pmwa._file
Verdict:
malicious
Similar samples:
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146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f
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19a05417793c14ee11b2ca7c32f96cbf70f15cae8b26aec7c2e3fc3c0a0f94e7
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359a83d05d6d30510f26f95146ddad7da943eb4e7014fa5c3a6caa41ac102681
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3800d6c5cbe76acb00e60a5486f50a38dcbc5cbc16b0000572240ab97af31797
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41ad22e98d897261ae57cd021c5dd9fbbc09f1fb39765e0d1b68a78625840555
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8fecf056f3580282cdb101c01e354425f208656fb7e5c5dcad19c64a62197184
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929dea381136f491a6b9e291182835ab8d9b190614fed258d744cac0939aada4
Sage
cfce8a1632b5e76de8a495604fe72f908e6272a78aa709e2c202d25a51860952
Sage
d48065a0aafccae7758e31d78cf01e08e85269324d5bc4b5048138c9a6603ef8
Sage
+ 64 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
ransomware persistence
Link:
https://tria.ge/reports/200729-1z5kt5njl2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Modifies Control Panel
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies registry class
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Interacts with shadow copies
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Modifies Control Panel
Modifies registry class
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Interacts with shadow copies
Sets desktop wallpaper using registry
Modifies service
Modifies service
Sets desktop wallpaper using registry
JavaScript code in executable
JavaScript code in executable
Loads dropped DLL
Deletes itself
Deletes itself
Executes dropped EXE
Modifies extensions of user files
Modifies extensions of user files
Executes dropped EXE
Deletes shadow copies
Deletes shadow copies
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/594af48b4da21f654d0ceadede4257865f96d9ae3b1f2ef4a96298a9385c7b2c

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/34364/

Comments