MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb
SHA3-384 hash: c7e23dc5b7e719f00f8196d4972662024f0de309be15d7186913c555383c98db678dd526508bafdb1671b5394c3cea2b
SHA1 hash: 422c456a28231b7f3ad86c9f48e993d6ed1270d9
MD5 hash: b93d5a39831345984eb2b9b407fd1f99
humanhash: nineteen-football-solar-indigo
File name:Purchase Order.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:227'633 bytes
First seen:2021-04-09 05:37:35 UTC
Last seen:2021-04-09 06:52:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 18bc6fa81e19f21156316b1ae696ed6b (51 x Formbook, 24 x Loki, 9 x SnakeKeylogger)
ssdeep 3072:HyewmN4skJ615GuOFL6477TtNdy2cvn963oXXUi54zA0WCPw/PzvpiMJQouvtyTH:HdyT643Vov9SoJ544Ew/ZUvg540
Threatray 4'616 similar samples on MalwareBazaar
TLSH BC2412425BE69C73FB9706300DF27B39C3B04391643635AB4B959F2BAB35A126A0A056
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
162
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order.exe
Verdict:
Malicious activity
Analysis date:
2021-04-09 05:39:06 UTC
Tags:
installer trojan formbook stealer
Link:
https://app.any.run/tasks/43e67278-5eb0-4473-bcaf-c8653bec9e27

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/133313/
Detection(s):
SecuriteInfo.com.Trojan.Siggen13.4258.21874.18100.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Sending a UDP request
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/670991
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to prevent local Windows debugging
Detected unpacking (changes PE section rights)
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 (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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 384441 Sample: Purchase Order.exe Startdate: 09/04/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 11 other signatures 2->42 10 Purchase Order.exe 18 2->10         started        process3 file4 28 C:\Users\user\AppData\...\zqk96drgb6x.dll, PE32 10->28 dropped 54 Maps a DLL or memory area into another process 10->54 14 Purchase Order.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 courtneyrunyon.com 50.87.196.120, 49734, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 www.wbz.xyz 64.190.62.111, 49730, 80 NBS11696US United States 17->32 34 5 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Performs DNS queries to domains with low reputation 17->46 21 raserver.exe 17->21         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-04-09 00:29:50 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
12 of 48 (25.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4vlbkvnqxzcsi3sm4vayuib5ligyabmv3z3q25znbwdnb3jgmk5q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1e5241525e65fdfc2540e30a5e54b0147240a9d0f5da4063ef94509379a19feb
Formbook
5aa64b3eef03b9c837e37102be20cb4f537c524b2a2531bf1bf6dd6a02461d7e
Formbook
5d4c17f9ea28e3df3efa9d9c7ba40444abeee049fe999eb2d579c6cf4ccc3231
Formbook
8309d803c92faaf24828cd67e4c1041f9465ecf6c63f7608d7ed4579f075a02c
Formbook
851ee4f67cc28e3634b0062d77f62222d026c4e9674a894bcdd5b6c6e6bda376
Formbook
8cbda95915fcb9696e4e221cdb72f9dc9175af27e348f05bede3f988aee9070c
Formbook
a2cdf452f83aa86c0f3ade321cfc00a9ed3671082372081a67cad84a26492051
Formbook
c69e54b704c7d7e94faa9c3ea2519eef344e1099aa99271833bc56cae00ab8af
Formbook
ce27bdaa30fc5a712b41888b529f52c87f90b9d196b975d47ec9b5236b48cebc
Formbook
d8e0edf1cca3b6edefcd830e233131c593997b5bd4454891dc1b70614862f718
Formbook
+ 4'606 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210409-jlzad6xrpa/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.riceandginger.com/fcn/
Unpacked files
SH256 hash:
dd772df8b1bbb55017302f5226593d3e4a7a8be0ab4268673fbe5541483e47b7
MD5 hash:
3f9e9823f3020f927bb1043d422e9821
SHA1 hash:
4585e9b345a530494ed2a7fb5bbd8a57275d88e6
Link:
https://www.unpac.me/results/a56b071d-2698-44fa-af74-57bb860bac88/
SH256 hash:
e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb
MD5 hash:
b93d5a39831345984eb2b9b407fd1f99
SHA1 hash:
422c456a28231b7f3ad86c9f48e993d6ed1270d9
Link:
https://www.unpac.me/results/a56b071d-2698-44fa-af74-57bb860bac88/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.57
Link:
https://yomi.yoroi.company/submissions/e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

Formbook

gz 1143cfbb509c601ee50b6be91a17576f8f500efe37ce10e35d7101ab54044a9d

Formbook

Executable exe e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 1143cfbb509c601ee50b6be91a17576f8f500efe37ce10e35d7101ab54044a9d
Cape
Cape
https://www.capesandbox.com/analysis/133313/

Comments