MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e17af127923617602c5b3aefa68aa22e97a1c6e9636b0ad69719719e3535c2ae. 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: 16


Intelligence 16 IOCs YARA 3 File information Comments 1

SHA256 hash: e17af127923617602c5b3aefa68aa22e97a1c6e9636b0ad69719719e3535c2ae
SHA3-384 hash: b20a4b639c22a26c249f50cd5bdf83d8e58f4a99ec9ab4bdd111add16e6213eab7e525a295ce22b1f896ae83c4cc9cc6
SHA1 hash: 668190c716479229202762deb7a1aafc78d3bbc1
MD5 hash: 01795ed50fd0b16ae154fa37f0872041
humanhash: north-alanine-sodium-august
File name:01795ed50fd0b16ae154fa37f0872041
Download: download sample
Signature Formbook
File size:196'998 bytes
First seen:2022-04-26 05:46:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:HNeZm7E7iyCEDjCtLkPWa3+XZAmtVVWLAF:HNl71ytjCRk4XmIokF
Threatray 15'282 similar samples on MalwareBazaar
TLSH T1B2140200B2A6C913D9A747711E7A23672AFEAB17107D634F23646BC93C73640D92F716
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
262
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
order 2022-04.xlsx
Verdict:
Malicious activity
Analysis date:
2022-04-26 09:19:51 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader formbook trojan stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 615434 Sample: v0D7prk57z Startdate: 26/04/2022 Architecture: WINDOWS Score: 100 34 www.hostydom.tech 2->34 36 hostydom.tech 2->36 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 6 other signatures 2->58 12 v0D7prk57z.exe 18 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\zlrew.exe, PE32 12->32 dropped 15 zlrew.exe 12->15         started        process6 signatures7 68 Multi AV Scanner detection for dropped file 15->68 70 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->70 72 Tries to detect virtualization through RDTSC time measurements 15->72 74 Injects a PE file into a foreign processes 15->74 18 zlrew.exe 15->18         started        process8 signatures9 44 Modifies the context of a thread in another process (thread injection) 18->44 46 Maps a DLL or memory area into another process 18->46 48 Sample uses process hollowing technique 18->48 50 Queues an APC in another process (thread injection) 18->50 21 explorer.exe 18->21 injected process10 dnsIp11 38 www.cortesdisenosroutercnc.com 93.185.100.165, 49799, 80 VSHOSTINGCZ Czech Republic 21->38 40 amaliebeac.space 50.87.176.218, 49776, 80 UNIFIEDLAYER-AS-1US United States 21->40 42 7 other IPs or domains 21->42 60 System process connects to network (likely due to code injection or exploit) 21->60 25 wscript.exe 21->25         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-04-26 04:17:21 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
22 of 25 (88.00%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader campaign:itq4 loader rat suricata
Behaviour
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
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
9149ef1d3203e6ef171062e2049aa75c529a85c4ec6ac7db1ea2737ac1dccee3
MD5 hash:
d68c05a8eda0b515bd5d2edb8458670f
SHA1 hash:
79298477109a879a5e41897b60b36b6cdc67c093
SH256 hash:
6770c75026c53334eba0ab25938787cd72513b720c0782ef49e2fe316bb7d470
MD5 hash:
d480ec21ce53c366194e32b9f4819a20
SHA1 hash:
e31a1a7155182205404ae00b7f9edabab2ec6af6
SH256 hash:
e17af127923617602c5b3aefa68aa22e97a1c6e9636b0ad69719719e3535c2ae
MD5 hash:
01795ed50fd0b16ae154fa37f0872041
SHA1 hash:
668190c716479229202762deb7a1aafc78d3bbc1
Please note that we are no longer able to provide a coverage score for Virus Total.

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:malware_Formbook_strings
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:pdb2
Rule name:win_formbook_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information


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

Web download

Formbook

Executable exe e17af127923617602c5b3aefa68aa22e97a1c6e9636b0ad69719719e3535c2ae

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-04-26 05:46:21 UTC

url : hxxp://198.12.81.20/sat5/SAT5.exe