MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89a6ab2bb3c870054a01c49befe4f52de08ec1a5a40bf4b9208eaadd9e89032a. 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


Tofsee


Vendor detections: 13


Intelligence 13 IOCs 6 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 89a6ab2bb3c870054a01c49befe4f52de08ec1a5a40bf4b9208eaadd9e89032a
SHA3-384 hash: 28d928fe02554fc859fe26178067a7fa6dc1410d9bb682774ae06e086a9c1253cd2cce008fbf60cf4bc6bd721fab78fd
SHA1 hash: d02c0baddbfdc0d36ffecc5674a6c63abc37fe11
MD5 hash: f61a85474cda3ab87bb89be28c2a7b57
humanhash: october-sink-uranus-uniform
File name:f61a85474cda3ab87bb89be28c2a7b57.exe
Download: download sample
Signature Tofsee
Create hunting rule
File size:299'520 bytes
First seen:2021-11-26 09:35:39 UTC
Last seen:2021-11-26 11:56:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ef656273bfb85d28a2059cd3657b6b5f (2 x RaccoonStealer, 2 x RedLineStealer, 1 x Tofsee)
ssdeep 6144:RbarHWqmUYul0Ak24FtSXuZet0yy8To37XuSpn78o:RclmUYulNk2MtSXuZet0yy8TSeSpw
Threatray 8'611 similar samples on MalwareBazaar
TLSH T101548D106BE0C435F1B756B889B5D3A56A3FBDA1AB3890CF62C126EE46356D0DD30317
File icon (PE):PE icon
dhash icon e8e8e8e8aa66a499 (51 x RaccoonStealer, 27 x ArkeiStealer, 22 x RedLineStealer)
Reporter abuse_ch
Tags:exe Tofsee


Avatar
abuse_ch
Tofsee C2:
95.181.152.177:21142

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
95.181.152.177:21142 https://threatfox.abuse.ch/ioc/254437/
http://5.181.156.242/ https://threatfox.abuse.ch/ioc/254438/
80.66.87.32:22852 https://threatfox.abuse.ch/ioc/254868/
185.183.32.228:36247 https://threatfox.abuse.ch/ioc/254869/
185.31.160.143:51281 https://threatfox.abuse.ch/ioc/254870/
http://tzgl.org/lancer/get.php https://threatfox.abuse.ch/ioc/254871/

Intelligence

File Origin
# of uploads :
2
# of downloads :
713
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f61a85474cda3ab87bb89be28c2a7b57.exe
Verdict:
Suspicious activity
Analysis date:
2021-11-26 10:06:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c65701f0-5df7-4d60-af72-f3340624764c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.54345.23936.13780.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Searching for synchronization primitives
DNS request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending an HTTP POST request
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Launching a process
Moving a file to the Windows subdirectory
Unauthorized injection to a recently created process
Query of malicious DNS domain
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61a0aa84f36138de3f3e9e03/reports/2b91578f-4182-4c58-b289-c83309512f35/overview
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9b198859-bb17-4b95-9cfe-2ceb138894d1
Result
Threat name:
RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/896579
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
Benign windows process drops PE files
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Sigma detected: Copying Sensitive Files with Credential Data
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to evade analysis by execution special instruction which cause usermode exception
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 529057 Sample: zK5wSJ3soY.exe Startdate: 26/11/2021 Architecture: WINDOWS Score: 100 79 xacokuo80.top 2->79 81 quadoil.ru 2->81 101 Multi AV Scanner detection for domain / URL 2->101 103 Antivirus detection for URL or domain 2->103 105 Antivirus detection for dropped file 2->105 107 14 other signatures 2->107 11 zK5wSJ3soY.exe 2->11         started        14 jgjgjah 2->14         started        16 pvqtcllg.exe 2->16         started        signatures3 process4 signatures5 117 Contains functionality to inject code into remote processes 11->117 119 Injects a PE file into a foreign processes 11->119 18 zK5wSJ3soY.exe 11->18         started        21 dllhost.exe 11->21         started        121 Multi AV Scanner detection for dropped file 14->121 123 Machine Learning detection for dropped file 14->123 23 jgjgjah 14->23         started        125 Detected unpacking (changes PE section rights) 16->125 127 Detected unpacking (overwrites its own PE header) 16->127 process6 signatures7 93 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 18->93 95 Maps a DLL or memory area into another process 18->95 97 Checks if the current machine is a virtual machine (disk enumeration) 18->97 25 explorer.exe 12 18->25 injected 99 Creates a thread in another existing process (thread injection) 23->99 process8 dnsIp9 87 185.233.81.115, 443, 49783 SUPERSERVERSDATACENTERRU Russian Federation 25->87 89 192.162.246.70, 49750, 80 DATACHEAP-LLC-ASRU Russian Federation 25->89 91 10 other IPs or domains 25->91 69 C:\Users\user\AppData\Roaming\wfjgjah, PE32 25->69 dropped 71 C:\Users\user\AppData\Roaming\jgjgjah, PE32 25->71 dropped 73 C:\Users\user\AppData\Local\Temp\FFF7.exe, PE32 25->73 dropped 75 7 other malicious files 25->75 dropped 129 System process connects to network (likely due to code injection or exploit) 25->129 131 Benign windows process drops PE files 25->131 133 Deletes itself after installation 25->133 135 Hides that the sample has been downloaded from the Internet (zone.identifier) 25->135 30 EC82.exe 25->30         started        33 30BC.exe 25->33         started        35 FE17.exe 2 25->35         started        39 2 other processes 25->39 file10 signatures11 process12 dnsIp13 137 Multi AV Scanner detection for dropped file 30->137 139 Machine Learning detection for dropped file 30->139 141 Injects a PE file into a foreign processes 30->141 41 EC82.exe 30->41         started        143 Detected unpacking (changes PE section rights) 33->143 145 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 33->145 147 Maps a DLL or memory area into another process 33->147 157 2 other signatures 33->157 83 192.168.2.1 unknown unknown 35->83 67 C:\Users\user\AppData\Local\...\pvqtcllg.exe, PE32 35->67 dropped 149 Detected unpacking (overwrites its own PE header) 35->149 44 cmd.exe 1 35->44         started        47 cmd.exe 2 35->47         started        49 sc.exe 35->49         started        55 2 other processes 35->55 85 45.9.20.149, 10844, 49814 DEDIPATH-LLCUS Russian Federation 39->85 151 Antivirus detection for dropped file 39->151 153 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 39->153 155 Tries to evade analysis by execution special instruction which cause usermode exception 39->155 51 17AC.exe 2 39->51         started        53 conhost.exe 39->53         started        file14 signatures15 process16 file17 109 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 41->109 111 Maps a DLL or memory area into another process 41->111 113 Checks if the current machine is a virtual machine (disk enumeration) 41->113 115 Creates a thread in another existing process (thread injection) 41->115 77 C:\Windows\SysWOW64\...\pvqtcllg.exe (copy), PE32 44->77 dropped 57 conhost.exe 44->57         started        59 conhost.exe 47->59         started        61 conhost.exe 49->61         started        63 conhost.exe 55->63         started        65 conhost.exe 55->65         started        signatures18 process19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/89a6ab2bb3c870054a01c49befe4f52de08ec1a5a40bf4b9208eaadd9e89032a/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2021-11-26 09:36:11 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
25 of 27 (92.59%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rgtkwk5tzbyaksqbysn67zhvfxqi5qnfuqf7jojar2vn3hujamva._file
Verdict:
malicious
Similar samples:
0a223aa68af0c2af0baabda61d82748629078720a017ef4836f3322a76cb691a
Tofsee
219503ea9a72bfecd77da975355ec88a16e8fea6d9a03ff7cb76c8f573db7a75
Tofsee
433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3
Tofsee
6b5632608c6187fe40fd1e93cea7a0326748b3079955cd9893bb2807b5424982
Tofsee
dbac71914a01e0b5eff5504d1ca5946302afab65dd3b63caaa18d5e8b5bb399b
Tofsee
f4d185f32721b1c2da2dfdf291154a0c3927fea3e267a4f88f99a49d36ef149a
Tofsee
+ 8'601 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:arkei family:redline family:smokeloader family:tofsee family:vidar family:xmrig botnet:1073 botnet:cheat botnet:default agilenet backdoor discovery evasion infostealer miner persistence spyware stealer trojan
Link:
https://tria.ge/reports/211126-lkxzwaeha6/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Drops desktop.ini file(s)
Legitimate hosting services abused for malware hosting/C2
Deletes itself
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads user/profile data of web browsers
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Arkei Stealer Payload
Vidar Stealer
XMRig Miner Payload
Arkei
RedLine
RedLine Payload
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Vidar
Windows security bypass
xmrig
Malware Config
C2 Extraction:
http://nalirou70.top/
http://xacokuo80.top/
quadoil.ru
lakeflex.ru
185.159.80.90:38655
194.58.69.100:37026
http://file-file-host4.com/tratata.php
https://mstdn.social/@anapa
https://mastodon.social/@mniami
95.181.152.177:21142
Unpacked files
SH256 hash:
cdb9c842ba86fc328ec80226975c54c24a3ee9868cbbaab14d2b651cc80e70e6
MD5 hash:
f7ff52793660cabb5ebd2bd4b9810336
SHA1 hash:
23e6a68262b479a1ff214b09dbfe159292475a22
Link:
https://www.unpac.me/results/152ed452-b2c1-4f5e-b81b-d01b92b2e518/
SH256 hash:
89a6ab2bb3c870054a01c49befe4f52de08ec1a5a40bf4b9208eaadd9e89032a
MD5 hash:
f61a85474cda3ab87bb89be28c2a7b57
SHA1 hash:
d02c0baddbfdc0d36ffecc5674a6c63abc37fe11
Link:
https://www.unpac.me/results/152ed452-b2c1-4f5e-b81b-d01b92b2e518/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/89a6ab2bb3c8/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/89a6ab2bb3c870054a01c49befe4f52de08ec1a5a40bf4b9208eaadd9e89032a

File information

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

Web download

Tofsee

Executable exe 89a6ab2bb3c870054a01c49befe4f52de08ec1a5a40bf4b9208eaadd9e89032a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1800988/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/209703/

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