MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1e8c3bd4971e0110de6f8e3cbd73d60ff5bfa574319f4c15067b92f00d013bb8. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1e8c3bd4971e0110de6f8e3cbd73d60ff5bfa574319f4c15067b92f00d013bb8
SHA3-384 hash: 5cbd7bc51c4d9df47d39955bfe5bbb160ad701edf06b54a74a68b3d2dbf7f9d07844185fdc61666f52028758b53180f5
SHA1 hash: 9498b591d269e01da00a06c39045d3fb260d0daf
MD5 hash: 25f1df6572dcab2d531a3ed056fc2091
humanhash: uncle-berlin-juliet-mockingbird
File name:Euro Bank Details.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:439'296 bytes
First seen:2022-02-24 08:12:30 UTC
Last seen:2022-02-24 09:50:09 UTC
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:yh04Tbt/zGeZeoz9+g7DlYjrQSEu7jS2n:v4pGBozAuRYsb2
Threatray 13'689 similar samples on MalwareBazaar
TLSH T16694DFD9A1F7413AD9F896FCF421460F2F79BE2C9206F27A088863584483F997697533
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
215
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/244134/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader44.41004.5728.2590.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Launching a process
Creating a file
Searching for synchronization primitives
Launching cmd.exe command interpreter
Unauthorized injection to a system 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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/15a819dd-0e2e-41ea-b822-340b4b6972b2
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/945470
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1e8c3bd4971e0110de6f8e3cbd73d60ff5bfa574319f4c15067b92f00d013bb8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-02-24 08:13:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d2gdxvexdyarbxtpry6l246wb7237jluggpuyfigpojpadibho4a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0da36b7f7e4b44b640ab5769532fdd7599032ca2b1d6b57807ba48ad1fa76780
Formbook
230f53c0367ccdf77ff1f665ea66fcb2e6bb18c999b798980d8e0c9c19421eb3
Formbook
2c13447326df9da1edb4700336d4cf841f7575b7505df68ef2ae7bdb6f2d9f5c
Formbook
64c7583a94ab474b9cd3509e8ca73eb7a19e70ffc2c4fa4582ccd7fd3f10c5ec
Formbook
705bf99df489a6945a540499bc8c6d7b7564d9a255629e326013d4a85bb77a78
Formbook
751fb21a072dc731a17478bec40fe550f4fc6be13fb6079f38d9fc19b41021cf
Formbook
779f51468b459d7e4fa2fb6dafabd1771416f00bdd0ad587b1f3119da41edd5e
Formbook
adf7fa31e3f65111c002c0cd54c049a05c2327a7d9956f41aa7c7f0f069d4263
Formbook
d8842d4c311c9e35f77ef0ee038f34061be70a55b38f949e0624d32e5a6a4212
Formbook
da99d68a728c3a14d186c03c30b551914fe57073f231d334be7955131cb5f921
Formbook
+ 13'679 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:yrcy loader rat suricata
Link:
https://tria.ge/reports/220224-j4eljadfcr/
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
Suspicious use of SetThreadContext
Blocklisted process makes network request
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
c65a6af5fa8719686bd9fb55055ee825ec87b5e4adf7e58baa5676b45600ea7e
MD5 hash:
152b5fcf2580b07523200858789d1abc
SHA1 hash:
db90e619c454ed44bc97bd0e057d572e82c67cf7
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b208c398-3d44-43e9-92cc-f1634a61d34f/
Parent samples :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 hash:
4400fd2caf701b9bd854e8b0f69d64091b49eb8c4941f7a933d26d138568236f
MD5 hash:
659425fe7fd201fe9dc9a3aff7cdeb57
SHA1 hash:
728dfb62981190463b50cdc6449d5d9ee5af5108
Link:
https://www.unpac.me/results/b208c398-3d44-43e9-92cc-f1634a61d34f/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/b208c398-3d44-43e9-92cc-f1634a61d34f/
SH256 hash:
1e8c3bd4971e0110de6f8e3cbd73d60ff5bfa574319f4c15067b92f00d013bb8
MD5 hash:
25f1df6572dcab2d531a3ed056fc2091
SHA1 hash:
9498b591d269e01da00a06c39045d3fb260d0daf
Link:
https://www.unpac.me/results/b208c398-3d44-43e9-92cc-f1634a61d34f/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/1e8c3bd4971e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/1e8c3bd4971e0110de6f8e3cbd73d60ff5bfa574319f4c15067b92f00d013bb8

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

Formbook

Executable exe 1e8c3bd4971e0110de6f8e3cbd73d60ff5bfa574319f4c15067b92f00d013bb8

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/244134/

Comments