MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5e2255d59560c85c4a6c30ffa54e00b2805b584292de464befaf01a614539229. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5e2255d59560c85c4a6c30ffa54e00b2805b584292de464befaf01a614539229
SHA3-384 hash: a1bd7a78a30521ce0ebd2618e970d99a3647187c016fc0f28585268dbb792d20cf13783f5a5892a8a90e8c9e2c3a850c
SHA1 hash: 52950b4637fc55518efc063ced7bec0867f9051e
MD5 hash: 4e2d6ab0c9a56aee76ba33bd26dce9b1
humanhash: nitrogen-pizza-magnesium-bulldog
File name:00098765123POIIU.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:968'192 bytes
First seen:2021-05-12 05:57:20 UTC
Last seen:2021-05-12 07:02:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:H0g5qL6Evo89Ak5qLLmWr56mlfNJ/P9KLPsU37zASu4Gqi7OToe3XHiQgVw5qLcc:HxI6jwdILm3mlfNJ/P9Krzrnue5OOIRx
Threatray 5'176 similar samples on MalwareBazaar
TLSH B92502E43114EC27C379B5B4D1C596C200FDBE12BD99E60BACD0768EA571A7EAF5002B
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
134
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Scr.Malcodegdn30.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/779500
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 411893 Sample: 00098765123POIIU.exe Startdate: 12/05/2021 Architecture: WINDOWS Score: 100 31 www.hysjs168.com 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 5 other signatures 2->45 11 00098765123POIIU.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\00098765123POIIU.exe.log, ASCII 11->29 dropped 55 Writes to foreign memory regions 11->55 57 Allocates memory in foreign processes 11->57 59 Injects a PE file into a foreign processes 11->59 15 RegSvcs.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 2 other signatures 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.sandybottomsflipflops.com 18->33 35 www.muldentaxi.com 64.190.62.111, 49734, 80 NBS11696US United States 18->35 37 18 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 wlanext.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5e2255d59560c85c4a6c30ffa54e00b2805b584292de464befaf01a614539229/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-05-12 02:58:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
12 of 47 (25.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lyrflvmvmdefystmgd72ktqawkafwwccslpems7pv4a2mfctsiuq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
03cd38ce63530aff9a8797f637a1d821b155502537dc0f149121ec5548548a03
Formbook
095c9312eb908db14dd9d8185b36172f2b3ab24452af632abbffec2a4a61332a
Formbook
159415d33340dcf205d3d030f0d32cac913660bd456810d199de5f9cd8732705
Formbook
3d376406d5d05f3f353447e17a2f5adab37ea85d72a3a7cefb33549c2a17c19f
Formbook
7f0511e940e8caa44c759e4696bf6b6b7f1389a2290b25c5e3f491270c63daab
Formbook
a3af8681c8cd48f98c8bf2666e12d285963d2375ea4982e975144fee69806f82
Formbook
a42564801d666f9a210723ee247df72d71d93274e7556920957d5a98b237ab2c
Formbook
be797a9728d2139d4ea71acf7f60816eefc2cb5ec16ce3a366a78f67554d63be
Formbook
c6dc1249df7044073cb96ca04207fdc6d621c4a2a434a7df2b8c6f4420581f7f
Formbook
ceb5bc15744e2012960f919d742b4f9463bbae1faf31fcb5a97b5b865a4fb8d7
Formbook
+ 5'166 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210512-3rrv1btn16/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.hysjs168.com/uv34/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5e2255d59560c85c4a6c30ffa54e00b2805b584292de464befaf01a614539229

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: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

rar be155a657b48e52176e37c9623e466cfb6fe5dcf3786bbe488e84761b95514e0

Formbook

Executable exe 5e2255d59560c85c4a6c30ffa54e00b2805b584292de464befaf01a614539229

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 be155a657b48e52176e37c9623e466cfb6fe5dcf3786bbe488e84761b95514e0

Comments