MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec2f5710fdf33c7b843829ebd9f088b15141b643b4354dd92d39b6e290ceca70. 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


Formbook


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec2f5710fdf33c7b843829ebd9f088b15141b643b4354dd92d39b6e290ceca70
SHA3-384 hash: 5e62367517ca78c2770eb11c2492e2f39cf0e911fd452601e78c1319421ee028e874f8f0f321904d2790ee4a4ce9a1d6
SHA1 hash: bb41a84d4f5eef537e41cf4bde375c99bff86a04
MD5 hash: f7ecd12d134aaf3541396c78337ce672
humanhash: sodium-jupiter-virginia-one
File name:f7ecd12d134aaf3541396c78337ce672
Download: download sample
Signature Formbook
Create hunting rule
File size:731'648 bytes
First seen:2022-05-14 13:27:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:WQ4QvzJDpg1Hu8jdWmNPNZ0Lwrftg3znNWTTgbSbRdpGReKfgOz6:/4Qvl1g1OC90Mrfm3zncTTRRiZgR
Threatray 15'458 similar samples on MalwareBazaar
TLSH T180F4E05133FC5F09D27AE3F99670115087B57A3A59AAE38E0CC130EE1EA1F409752B67
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
e11f7d510b899e00e0cf10dc360400fd38f180e9c72f42c465c3a470075cd9ea.xlsx
Verdict:
Malicious activity
Analysis date:
2022-05-14 16:41:32 UTC
Tags:
encrypted trojan opendir exploit CVE-2017-11882 loader formbook stealer
Link:
https://app.any.run/tasks/be0af92c-fa90-41c8-9245-4ed6e951b619

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/270637/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit obfuscated packed replace.exe update.exe wacatac
Link:
https://www.filescan.io/uploads/627fae33cc43366302c83523/reports/7bf1a106-d21c-44dc-a0c4-4e691a48bc2a/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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e4b45127-0990-47ff-a42d-6921ab2ac9cb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/994109
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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 detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 626605 Sample: iuvRyl9i7D Startdate: 14/05/2022 Architecture: WINDOWS Score: 100 48 www.zeavd.com 2->48 50 vip.myshopline.shop 2->50 66 Snort IDS alert for network traffic 2->66 68 Found malware configuration 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 11 other signatures 2->72 11 iuvRyl9i7D.exe 7 2->11         started        signatures3 process4 file5 40 C:\Users\user\AppData\...\dDqpEdJEtzi.exe, PE32 11->40 dropped 42 C:\Users\...\dDqpEdJEtzi.exe:Zone.Identifier, ASCII 11->42 dropped 44 C:\Users\user\AppData\Local\...\tmp280F.tmp, XML 11->44 dropped 46 C:\Users\user\AppData\...\iuvRyl9i7D.exe.log, ASCII 11->46 dropped 80 Uses schtasks.exe or at.exe to add and modify task schedules 11->80 82 Adds a directory exclusion to Windows Defender 11->82 84 Tries to detect virtualization through RDTSC time measurements 11->84 86 Injects a PE file into a foreign processes 11->86 15 iuvRyl9i7D.exe 11->15         started        18 powershell.exe 25 11->18         started        20 schtasks.exe 1 11->20         started        22 iuvRyl9i7D.exe 11->22         started        signatures6 process7 signatures8 88 Modifies the context of a thread in another process (thread injection) 15->88 90 Maps a DLL or memory area into another process 15->90 92 Sample uses process hollowing technique 15->92 94 Queues an APC in another process (thread injection) 15->94 24 explorer.exe 15->24 injected 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        process9 dnsIp10 52 properscooter.com 198.54.116.236, 49785, 49786, 49787 NAMECHEAP-NETUS United States 24->52 54 www.dems-clicks.com 5.183.8.183, 49768, 80 INTERXSCH Germany 24->54 56 7 other IPs or domains 24->56 76 System process connects to network (likely due to code injection or exploit) 24->76 78 Performs DNS queries to domains with low reputation 24->78 32 control.exe 12 24->32         started        signatures11 process12 signatures13 58 Tries to steal Mail credentials (via file / registry access) 32->58 60 Tries to harvest and steal browser information (history, passwords, etc) 32->60 62 Modifies the context of a thread in another process (thread injection) 32->62 64 2 other signatures 32->64 35 cmd.exe 2 32->35         started        process14 signatures15 74 Tries to harvest and steal browser information (history, passwords, etc) 35->74 38 conhost.exe 35->38         started        process16
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ec2f5710fdf33c7b843829ebd9f088b15141b643b4354dd92d39b6e290ceca70/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-05-14 13:28:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
42
AV detection:
14 of 26 (53.85%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=5qxvoeh56m6hxbbyfhv5t4eiwfiudnsdwq2u3wjnhg3ofegozjya._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
365513da20efb05517fcb10a348acb39e3391a5ec8cb44c8a6f15253e661b401
Formbook
441ba10d2078c45be3d266523f77b59a1478f61ce09f2097ccc276d534c35855
Formbook
5d97e66fd5c369df1f25a41c70bb8a8d632ab0b120dbcabbdf75ce79a57c59d9
Formbook
786940cf8fc524d46f8b3a0e72883d63c23315ea642c38f75d897e2162404e3e
Formbook
b8d8a8ab682956d7abd31c4fa49690ece5f9349ea7753e83243ef5a933df4684
Formbook
e01aab97bf2805546ef29b22bb0d9e3e2205d4a319faaf6f7f4ce966b8aaa149
Formbook
eba97a314b1c02ecdd75fe691c6883b214dc0b239d0ba39b7d578162b5218ad0
Formbook
+ 15'448 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:n6g4 loader rat
Link:
https://tria.ge/reports/220514-qqmtbahha6/
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
Xloader Payload
Xloader
Gathering data
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ec2f5710fdf3/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/ec2f5710fdf33c7b843829ebd9f088b15141b643b4354dd92d39b6e290ceca70

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
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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.

Web download

Formbook

Executable exe ec2f5710fdf33c7b843829ebd9f088b15141b643b4354dd92d39b6e290ceca70

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2194686/
Cape
Cape
https://www.capesandbox.com/analysis/270637/
  
URLhaus
https://urlhaus.abuse.ch/url/2195925/

Comments


Avatar
zbet commented on 2022-05-14 13:27:13 UTC

url : hxxp://198.12.89.166/55/vbc.exe