MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f. 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: 7


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

SHA256 hash: 146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f
SHA3-384 hash: b62344e736b066c5d6618a9d16be0501136f083893750d66e3d4ac63eb06a3f0fc42d5a7cff0b02cecbd074614543284
SHA1 hash: f9a3ca0a72498dfd6116c4566fd7baf6a28c2025
MD5 hash: e6e5eb5ea72343702b51a8ea5ba8e14f
humanhash: lion-cold-high-harry
File name:146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f
Download: download sample
Signature Sage
Create hunting rule
File size:416'256 bytes
First seen:2020-07-29 07:17:59 UTC
Last seen:2020-07-29 07:53:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8c1c08278267de8658ab678d7c5a6015 (9 x Sage)
ssdeep 6144:22EDYH4aaPx2v909HPNvg/7K4GHTOmicdKsXv5o7bKSMwaM0hY:DV5l09lg/7HGqmP0sXv5gKSMwaM0hY
Threatray 78 similar samples on MalwareBazaar
TLSH 9494BF11F3E090B1D1B20536067A9B625A3E3D219D20C96BF7E47E1EDAB01D0EB36767
Reporter JAMESWT_WT
Tags:Sage

Intelligence

File Origin
# of uploads :
2
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/34362/
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
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
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
Launching a service
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/401550
Signature
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
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: 253023 Sample: Hwrn9WN34k 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 Hwrn9WN34k.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 103 8->16         started        20 wscript.exe 8->20         started        22 schtasks.exe 1 8->22         started        24 Hwrn9WN34k.exe 1 8->24         started        26 Rj3fNWF3.exe 12->26         started        signatures5 process6 file7 46 C:\Users\user\Documents\FENIVHOIKN.png..., DOS 16->46 dropped 50 Detected unpacking (changes PE section rights) 16->50 52 Detected unpacking (overwrites its own PE header) 16->52 54 Machine Learning detection for dropped file 16->54 58 2 other signatures 16->58 28 vssadmin.exe 16->28         started        30 vssadmin.exe 16->30         started        32 schtasks.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 34->44         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f/
Threat name:
Win32.Ransomware.SageCrypt
Create hunting rule
Status:
Malicious
First seen:
2020-07-28 15:57:18 UTC
File Type:
PE (Exe)
Extracted files:
39
AV detection:
33 of 48 (68.75%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=crx3lnmu6245uibm2djqgvek7mptmtfjhqt4itrpiqvr7ytp657q._file
Verdict:
malicious
Similar samples:
0e1019001a39b29913a504d7c8d209116449420ddbdc6e2966efeea45651a842
Sage
19a05417793c14ee11b2ca7c32f96cbf70f15cae8b26aec7c2e3fc3c0a0f94e7
Sage
359a83d05d6d30510f26f95146ddad7da943eb4e7014fa5c3a6caa41ac102681
Sage
3800d6c5cbe76acb00e60a5486f50a38dcbc5cbc16b0000572240ab97af31797
Sage
41ad22e98d897261ae57cd021c5dd9fbbc09f1fb39765e0d1b68a78625840555
Sage
594af48b4da21f654d0ceadede4257865f96d9ae3b1f2ef4a96298a9385c7b2c
Sage
8fecf056f3580282cdb101c01e354425f208656fb7e5c5dcad19c64a62197184
Sage
929dea381136f491a6b9e291182835ab8d9b190614fed258d744cac0939aada4
Sage
cfce8a1632b5e76de8a495604fe72f908e6272a78aa709e2c202d25a51860952
Sage
d48065a0aafccae7758e31d78cf01e08e85269324d5bc4b5048138c9a6603ef8
Sage
+ 68 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
ransomware persistence
Link:
https://tria.ge/reports/200729-k78wqg1nse/
Behaviour
Modifies registry class
Modifies data under HKEY_USERS
Creates scheduled task(s)
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Interacts with shadow copies
Modifies Control Panel
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Interacts with shadow copies
Modifies registry class
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Modifies Control Panel
Creates scheduled task(s)
Modifies service
Sets desktop wallpaper using registry
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/146fb5b594f6b9da202cd0d303548afb1f364ca93c27c44e2f442b1fe26ff77f

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/34362/

Comments