MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84. 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


NetWire


Vendor detections: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84
SHA3-384 hash: cb309d0ef81a6d7b62d9ac28914553b13e309c38076dd50b94c5b9f7bfff4d535e58f4e934112231ff8dd0dfeac14fd0
SHA1 hash: 24360931ebce71015cf4fa0e9da17db039de7377
MD5 hash: b4a0c44ca39c875f06997f3a550868a1
humanhash: east-minnesota-delaware-bacon
File name:Proof of Payment.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:640'512 bytes
First seen:2020-10-08 05:40:22 UTC
Last seen:2020-10-08 07:17:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 12288:J+2o/u2ozwfJP09G0BKHe0M0FRQHqY/QeUiOIEBcXWAWeeGM3M9Y:J4Z4wRs9G08e0XQ5znER8I+Y
Threatray 31 similar samples on MalwareBazaar
TLSH 29D41215B3F96B23E53D43F6D2A9540153F8A473B563E3984ED866EB2BC37058342A23
Reporter abuse_ch
Tags:exe NetWire RAT


Avatar
abuse_ch
Malspam distributing NetWire:

HELO: mail.webhouse.dk
Sending IP: 87.118.110.6
From: anna@aa-namibia.com
Reply-To: anna@aa-namiba.com
Subject: Proof of Payment
Attachment: Proof of Payment.tar (contains "Proof of Payment.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69082/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a 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
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Connection attempt
Enabling autorun by creating a file
Result
Threat name:
Netwire
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/484966
Signature
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected Netwire RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 294926 Sample: Proof of Payment.exe Startdate: 08/10/2020 Architecture: WINDOWS Score: 100 30 Malicious sample detected (through community Yara rule) 2->30 32 Multi AV Scanner detection for dropped file 2->32 34 Sigma detected: Scheduled temp file as task from temp location 2->34 36 8 other signatures 2->36 7 Proof of Payment.exe 6 2->7         started        process3 file4 22 C:\Users\user\AppData\...\wlrrGdGlVaLH.exe, PE32 7->22 dropped 24 C:\Users\user\AppData\Local\...\tmpBA5D.tmp, XML 7->24 dropped 26 C:\Users\user\...\Proof of Payment.exe.log, ASCII 7->26 dropped 38 Injects a PE file into a foreign processes 7->38 11 Proof of Payment.exe 7->11         started        14 schtasks.exe 1 7->14         started        16 Proof of Payment.exe 7->16         started        18 Proof of Payment.exe 7->18         started        signatures5 process6 dnsIp7 28 194.5.98.68, 3383, 3389, 49725 DANILENKODE Netherlands 11->28 20 conhost.exe 14->20         started        process8
Detection:
netwire
Create hunting rule
Link:
https://mwdb.cert.pl/sample/98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-10-08 04:06:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tdxlgvexi47eookedkv52dsh2mnnru7b6q5behpuxhdsaescn2ca._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
6eb767d15a657e7d39c9534bbd4b24bcc9fb7d72b100b5456ac975a002ef93a9
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70d991e7c073c8d0706a8daa9b78aa7684c8c856989b66b53f2a3b79dfa1f814
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822551723b7ae035394003750ee9cd16e1c12af0e07067f7d0760bd99c110898
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8d3c18b852f38c03b74ec7de7771a9f93e6f5e3aa44d3863567d984fed0c6d88
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9e1de81ecb080a9d970953a62de72b6a83cc61776409098f1429c11032cbfa14
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9eb4147d9fa5bdb1ad291e70ba7ff90fd005c2aa21ceaf4af8effbebc5cf4621
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a5e7773e86e1f8feacc75ced3053ac3d44af73d5b2ec72005c7ba2cd465f1ef3
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c52c1fb415117cce538aa98327a5c9e5adebe60dd26c49dee07d9efcc07a5948
NetWire
db07bff94b6ace3907b55971ba6234e6b232a66f2efd18425c7e21204025e6e3
NetWire
e8ac69b242f87152457399a019803c892209200c3951f6a0efc05cde5dd5edf5
NetWire
+ 21 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
rat botnet stealer family:netwire
Link:
https://tria.ge/reports/201008-dk44f52tzn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
NetWire RAT payload
Netwire
Unpacked files
SH256 hash:
98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84
MD5 hash:
b4a0c44ca39c875f06997f3a550868a1
SHA1 hash:
24360931ebce71015cf4fa0e9da17db039de7377
Link:
https://www.unpac.me/results/a942e65c-6b07-4d37-b28f-1fdf251758fc/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/a942e65c-6b07-4d37-b28f-1fdf251758fc/
SH256 hash:
90935976a9bb1d48baa8534371b66b94a0e30d25715adc01b8a3473ab1b97e86
MD5 hash:
43997f0e5d183ce6bce202fae9856e7b
SHA1 hash:
df9ff88dc7bb5d1d2a6dfbea2dbb5fd9bd06dd71
Link:
https://www.unpac.me/results/a942e65c-6b07-4d37-b28f-1fdf251758fc/
SH256 hash:
b4333c8897e21796517c89c1945d75365b05a742ee3f8a8ea7d279dbc37d002e
MD5 hash:
455a33b29de509115059ad38c79280d2
SHA1 hash:
0bf8470ba173c79a0fc7694811340c5e3fa96fb5
Detections:
win_netwire_g1
Create hunting rule
win_netwire_auto
Create hunting rule
Link:
https://www.unpac.me/results/a942e65c-6b07-4d37-b28f-1fdf251758fc/
Parent samples :
880a3f89941849fc46d6921a4ef7326e4b2b074a505e916cac0eb1cd0f15c45f
98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84
10f51498a4583ec4c9c2f3e58f761c01e3a28d674daddd4f38881fc5d3d705c2
b0f6052c071380b0413ba33ab5f888442bba649614a7102ade644d7195487bed
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84

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:Malicious_BAT_Strings
Create hunting rule
Author:Florian Roth
Description:Detects a string also used in Netwire RAT auxilliary
Reference:https://pastebin.com/8qaiyPxs
Rule name:MAL_unspecified_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects unspecified malware sample
Reference:Internal Research
Rule name:netwire
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect netwire in memory
Reference:internal research
Rule name:Suspicious_BAT_Strings
Create hunting rule
Author:Florian Roth
Description:Detects a string also used in Netwire RAT auxilliary
Reference:https://pastebin.com/8qaiyPxs
Rule name:win_netwire_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

NetWire

032dd8fd535629a9865652bf4e1b9915d22d19c29b27696ea88ead20b5eeacb9

NetWire

Executable exe 98eeb35497473e4739441aabdd0e47d31ad8d3e1f43a121df4b9c72012426e84

(this sample)

  
Dropped by
MD5 c1b20c97598a59da6b9885922a5597db
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/69082/
  
Dropped by
SHA256 032dd8fd535629a9865652bf4e1b9915d22d19c29b27696ea88ead20b5eeacb9

Comments