MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1bc1aba176e99f0531b911a04d6c636ef21dab12d24026c672829d0c624e16e. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a1bc1aba176e99f0531b911a04d6c636ef21dab12d24026c672829d0c624e16e
SHA3-384 hash: ec02421f7b98c9765fa42fef3d10e8a45ae68f31c0c8db48e4dbd8e8c17efbb6ca10e6a9685a32fdb4b3758c001ae942
SHA1 hash: 90a5098f8bf91b22b9688feeeb536ac1c0c7d4bb
MD5 hash: 2c9e24d3c041a463e8bb0d9d98606b21
humanhash: pasta-triple-seven-tennessee
File name:SV38848934334.exe
Download: download sample
Signature NetWire
Create hunting rule
File size:1'329'152 bytes
First seen:2022-08-03 04:17:44 UTC
Last seen:2022-08-03 08:29:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:dGLlpxy2/ogv1Q918U8Iu7i0b+W4jlNGd54gnG7RJK:dSy2/ogv1Q38UA7i0/43G71nGy
Threatray 2'362 similar samples on MalwareBazaar
TLSH T1ED55DF8157988A01D87B0EB4E3A114149777EDBDF9FBD2C88DC738DA9A367C30925A43
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon f72e9cb1b9dccec7 (1 x NetWire)
Reporter GovCERT_CH
Tags:exe NetWire

Intelligence

File Origin
# of uploads :
6
# of downloads :
379
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
netwire
Create hunting rule
ID:
1
File name:
SV38848934334.exe
Verdict:
Malicious activity
Analysis date:
2022-08-03 06:19:17 UTC
Tags:
trojan netwire
Link:
https://app.any.run/tasks/a505004b-ef91-4e84-b6da-a658170c4ea2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/296058/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.22411.17459.12893.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e9f7746fb6aea51f120269/reports/56a044bc-cd4a-44dd-91fc-330fb1014090/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/04a5cdf5-5c73-4cba-9763-3f358258b687
Result
Threat name:
NetWire
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1045362
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after checking mutex)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected NetWire RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a1bc1aba176e99f0531b911a04d6c636ef21dab12d24026c672829d0c624e16e/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2022-08-03 04:18:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
28
AV detection:
12 of 26 (46.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ug6bvoqxn2m7auy3senajvwgg3xsdwvrfusae3dhfau5brre4fxa._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
33a19ea1c739df9fbb3a9f8d81efb67050339afc59e44c611f98ccdd66cc37fa
NetWire
40a9555d113e68b6bc5f4b2443ccbd851087c391a1b8ec32b4f30098dbc40ea1
NetWire
5df825473da5a98d094c7cb03b8e8cb87936eb6a2dbc009920a4e215d085f71c
NetWire
73662d6a7b9efd762e7a7942b2b4c9f0b16b0421875f1a22c8d58034323d4d37
NetWire
c0c9635c211e0910cf5225da838e4293b50ff69cbb6cc6f8ac78da64e88586ec
NetWire
f310b643bdb799627e5b28339b5f455129d61bfd4fb50bdc802b052038c7eb1a
NetWire
f53a21f7dbd23dbb06174d92ba8c94f9a4296ae1271372c3e5369121aa7a6e62
NetWire
+ 2'352 additional samples on MalwareBazaar
Result
Malware family:
netwire
Create hunting rule
Score:
  10/10
Tags:
family:netwire botnet rat stealer
Link:
https://tria.ge/reports/220803-ewybfsgbbm/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Uses the VBS compiler for execution
NetWire RAT payload
Netwire
Malware Config
C2 Extraction:
xman2.duckdns.org:4433
Unpacked files
SH256 hash:
6fc0da22753c50f09537bdebb83ff42c3371ed9c67dfeafecb1b856241690a86
MD5 hash:
7b59f99798fb6da390ce0de8f8f55141
SHA1 hash:
e8a9524bcd5ee7fe5df3ab510dd64a5c5e0c3cda
Detections:
win_netwire_g1
Create hunting rule
Link:
https://www.unpac.me/results/dc911fcf-c4dd-4e33-97e8-18158966c2f6/
SH256 hash:
3f49bd30aa82ef5209d04f262c4a8c578aaae4a444a6b5e5f2cb027060380d51
MD5 hash:
5123d6be043e78ecee85691e000ef462
SHA1 hash:
bc81142e2cc9ded2b596217d472cc5182cd4608b
Link:
https://www.unpac.me/results/dc911fcf-c4dd-4e33-97e8-18158966c2f6/
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/dc911fcf-c4dd-4e33-97e8-18158966c2f6/
SH256 hash:
b8e12db2bf35368c955b8c962df3997320bbbab201927f23f3f00a0f4e964315
MD5 hash:
7278279876153adbdcfa43a906053838
SHA1 hash:
4d36a748367da00f0c39ef871b485b5eef5a14fc
Link:
https://www.unpac.me/results/dc911fcf-c4dd-4e33-97e8-18158966c2f6/
SH256 hash:
a9c5b2c628a47247402ff05d399855caf6f6a22146d44cd0fd9d7fc05a65ba66
MD5 hash:
228ff1006be83039e4de2b5e0475a5b0
SHA1 hash:
3adef5cc343067fa6b9d5e712114dc619c867a72
Link:
https://www.unpac.me/results/dc911fcf-c4dd-4e33-97e8-18158966c2f6/
SH256 hash:
a1bc1aba176e99f0531b911a04d6c636ef21dab12d24026c672829d0c624e16e
MD5 hash:
2c9e24d3c041a463e8bb0d9d98606b21
SHA1 hash:
90a5098f8bf91b22b9688feeeb536ac1c0c7d4bb
Link:
https://www.unpac.me/results/dc911fcf-c4dd-4e33-97e8-18158966c2f6/
Malware family:
Netwire
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a1bc1aba176e/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/a1bc1aba176e99f0531b911a04d6c636ef21dab12d24026c672829d0c624e16e

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

NetWire

7z f44f6fbfc891bec5aaece28be3e010289e8c067389863110a9ea493c175a342e

NetWire

Executable exe a1bc1aba176e99f0531b911a04d6c636ef21dab12d24026c672829d0c624e16e

(this sample)

  
Dropped by
netwire
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/296058/
  
Dropped by
SHA256 f44f6fbfc891bec5aaece28be3e010289e8c067389863110a9ea493c175a342e
  
Dropped by
MD5 f77b620842bd1cbaf61adb1b85c6c31b

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