MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a95255b520f721b807650a1de5feeefab46054029386cd0ce57c81daa3ac0248. 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


Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a95255b520f721b807650a1de5feeefab46054029386cd0ce57c81daa3ac0248
SHA3-384 hash: bdf579f9c6b515458ed3e99ddff950a9e3c7d2678ffaf551e0b3797dedcb187a42df77bd2c7ac16c5169ee4618cca9b1
SHA1 hash: c7c9ace2b784c6cfd7e67932e8d2b5f6ebdd9c3b
MD5 hash: fe164e7d0a38f8e9243fd24c49503d14
humanhash: golf-lion-green-may
File name:SecuriteInfo.com.BehavesLike.Win32.Sytro.jc.23986
Download: download sample
File size:630'272 bytes
First seen:2020-12-21 18:47:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 51f3f223eb524785c1900912591586f0 (4 x ArkeiStealer, 3 x DarkVNC, 2 x RaccoonStealer)
ssdeep 12288:cHWdqtxN9HmPPFG/JNrBSAqBgYllgyeLpEaL1RDx5xr80Slq+fdcTx17PL:8WwN9wU/JRBSAqBgYcygEaL1RDbxA0Sk
Threatray 35 similar samples on MalwareBazaar
TLSH 5FD4D007F2CA2D50C37459BD714FBFB59051C9236C25E280DBBF8B83D1B8F4426966AA
Reporter SecuriteInfoCom

Intelligence

File Origin
# of uploads :
1
# of downloads :
185
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.BehavesLike.Win32.Sytro.jc.23986
Verdict:
Malicious activity
Analysis date:
2020-12-21 20:52:07 UTC
Tags:
stealer trojan loader
Link:
https://app.any.run/tasks/3bd7c803-cbc8-4fd0-b7e8-649e0c0841f5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
OlympicDestroyer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/108712/
Detection(s):
PUA.Win.Packer.Upx-48
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

SecuriteInfo.com.BehavesLike.Win32.Sytro.jc.23986.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Reading critical registry keys
Delayed reading of the file
Deleting a recently created file
Sending a UDP request
Creating a window
DNS request
Sending an HTTP POST request
Creating a file
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Searching for analyzing tools
Searching for the window
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request
Launching a process
Sending a custom TCP request
Stealing user critical data
Sending an HTTP GET request to an infection source
Enabling autorun by creating a file
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Cryptbot Glupteba
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/567629
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Potentially malicious time measurement code found
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Cryptbot
Yara detected Glupteba
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 332893 Sample: SecuriteInfo.com.BehavesLik... Startdate: 21/12/2020 Architecture: WINDOWS Score: 100 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus detection for URL or domain 2->68 70 Antivirus detection for dropped file 2->70 72 13 other signatures 2->72 8 SecuriteInfo.com.BehavesLike.Win32.Sytro.jc.exe 48 2->8         started        13 SmartClock.exe 2->13         started        15 SmartClock.exe 2->15         started        process3 dnsIp4 58 moraaaasd02.top 188.120.233.80, 49744, 80 THEFIRST-ASRU Russian Federation 8->58 60 dfgggloadg02.top 138.124.184.9, 49745, 80 NOKIA-ASFI Norway 8->60 62 2 other IPs or domains 8->62 52 C:\Users\user\AppData\Local\Temp\File8.exe, PE32 8->52 dropped 54 C:\Users\user\AppData\Local\...\lv[1].exe, PE32 8->54 dropped 86 Tries to harvest and steal browser information (history, passwords, etc) 8->86 17 File8.exe 20 8->17         started        21 cmd.exe 1 8->21         started        88 Hides threads from debuggers 13->88 90 Tries to detect sandboxes / dynamic malware analysis system (registry check) 13->90 file5 signatures6 process7 file8 42 C:\Users\user\AppData\Local\...\vpn_ico.exe, PE32 17->42 dropped 44 C:\Users\user\AppData\Local\...\6_ico.exe, PE32 17->44 dropped 46 C:\Users\user\AppData\Local\...\4_ico.exe, PE32 17->46 dropped 48 C:\Users\user\AppData\Local\Temp\...\UAC.dll, PE32 17->48 dropped 74 Multi AV Scanner detection for dropped file 17->74 23 4_ico.exe 4 17->23         started        27 vpn_ico.exe 3 19 17->27         started        30 6_ico.exe 3 17->30         started        32 conhost.exe 21->32         started        34 timeout.exe 1 21->34         started        signatures9 process10 dnsIp11 50 C:\Users\user\AppData\...\SmartClock.exe, PE32 23->50 dropped 82 Hides threads from debuggers 23->82 84 Tries to detect sandboxes / dynamic malware analysis system (registry check) 23->84 36 SmartClock.exe 23->36         started        64 ip-api.com 208.95.112.1, 49746, 80 TUT-ASUS United States 27->64 39 wscript.exe 27->39         started        file12 signatures13 process14 dnsIp15 76 Hides threads from debuggers 36->76 78 Tries to detect sandboxes / dynamic malware analysis system (registry check) 36->78 56 iplogger.org 88.99.66.31, 443, 49748 HETZNER-ASDE Germany 39->56 80 System process connects to network (likely due to code injection or exploit) 39->80 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a95255b520f721b807650a1de5feeefab46054029386cd0ce57c81daa3ac0248/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2020-12-21 18:08:43 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
37cb831726dc1877ea59cf5618e4fa224368bbd64a7047dec6fb554a6a17d4c2
6bfb41ac8df840797e06a7da047dd349e7c4dbf75804f4ef2f3a9eb06daa2e38
a06a77bd973a602f49aff3fa3a116c62d38f0e0c1842e9dca97531a68d1a3884
a356d92ade4d8d537ea6dfabe765d4cd2ff851faae1d4551b91e50b47aac216f
ada1c5359c35e6b70c5a2d5533f9d725f86a1e155c8486bfd2941c9b40478ea2
b87a93613d0004b0d07eb302e75cd7030cb2a4bf466e92cec234e0abd8e6e727
b99887f1364955d2872bedadab15a15a51429ec8aeb111859d50e24a9fd31342
c84d98524bf72eac034a406063c9d25b3bceb254d3d03f1d68e018320c2fb506
eca5123a9c6fac8fa6d93a9f12ed7009ab816177eeb100e5ff27c3b4ff79d4a2
f5acccf9cda0f0ff2063de3983bc8964b9020d30feff2e3a8b20800d3c4fe034
+ 25 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion spyware upx
Link:
https://tria.ge/reports/201221-gc8x4gc472/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Drops desktop.ini file(s)
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of web browsers
Checks BIOS information in registry
Deletes itself
Drops startup file
Blocklisted process makes network request
Executes dropped EXE
UPX packed file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Unpacked files
SH256 hash:
a95255b520f721b807650a1de5feeefab46054029386cd0ce57c81daa3ac0248
MD5 hash:
fe164e7d0a38f8e9243fd24c49503d14
SHA1 hash:
c7c9ace2b784c6cfd7e67932e8d2b5f6ebdd9c3b
Link:
https://www.unpac.me/results/02e0bf42-c673-4cd7-b4f3-4e9ad3c776eb/
SH256 hash:
cfd9b96abe506e953d31269ff3cee7f2955dd3a9ac5aae45b0d504604dfeb22f
MD5 hash:
8e7a6888d9d0c24abacc7506d684712a
SHA1 hash:
a67f1bec5046619c52cca9e8b9b02bbe15b52dcd
Link:
https://www.unpac.me/results/02e0bf42-c673-4cd7-b4f3-4e9ad3c776eb/
SH256 hash:
ee5807a03bf828e0ad07333ee539ceda7cdb9a476eec7e082e04ab4361b733a6
MD5 hash:
cfbb89696206e12bcd41da9449f5a703
SHA1 hash:
458638650b7f8f1798942d16c31063c82e1344da
Detections:
win_cryptbot_auto
Create hunting rule
Link:
https://www.unpac.me/results/02e0bf42-c673-4cd7-b4f3-4e9ad3c776eb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Glupteba
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a95255b520f721b807650a1de5feeefab46054029386cd0ce57c81daa3ac0248

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:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/

File information

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

Web download

Executable exe a95255b520f721b807650a1de5feeefab46054029386cd0ce57c81daa3ac0248

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/935763/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/108712/

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