MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 24bb73efcce945f42030068ae7ccb3ffde80f9f646eac23cc05a773b982c8ca7. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
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SHA256 hash: 24bb73efcce945f42030068ae7ccb3ffde80f9f646eac23cc05a773b982c8ca7
SHA3-384 hash: 3b0f02a3f519709f0da4e14264c49b5035887cc0c52643e8863d8f3e57078a0dd195a814c91860b43422cd939a00b5aa
SHA1 hash: 9e6c3a58da2dd9cec9594b36df1404ca9239d0c4
MD5 hash: 978ee10ab17e3f07ed944f9555afb433
humanhash: nebraska-xray-alaska-floor
File name:POSWM240521.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'355'264 bytes
First seen:2021-05-25 06:16:49 UTC
Last seen:2021-05-25 07:08:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:cKENdsN4hu7LTcXDibyAqOdP5xjK2jr+W5E/N:bfIibnjKc41
Threatray 5'440 similar samples on MalwareBazaar
TLSH 5055F71DA202E050F56DC071C9D2B6F6D809EE37D5252D0745E73F8A3B3BD827A2A19E
Reporter lowmal3
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/161621/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.760.2592.24649.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
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
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/792095
Signature
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 424492 Sample: POSWM240521.exe Startdate: 25/05/2021 Architecture: WINDOWS Score: 100 35 www.the-bold-type.com 2->35 37 the-bold-type.com 2->37 45 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 7 other signatures 2->51 11 POSWM240521.exe 3 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\POSWM240521.exe.log, ASCII 11->33 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 POSWM240521.exe 11->15         started        18 POSWM240521.exe 11->18         started        20 POSWM240521.exe 11->20         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 22 explorer.exe 15->22 injected process9 dnsIp10 39 www.providenceoffices.com 91.195.240.94, 49772, 80 SEDO-ASDE Germany 22->39 41 www.nononenseforex.com 81.17.18.198, 49785, 80 PLI-ASCH Switzerland 22->41 43 18 other IPs or domains 22->43 53 System process connects to network (likely due to code injection or exploit) 22->53 26 wscript.exe 22->26         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 26->55 57 Maps a DLL or memory area into another process 26->57 59 Tries to detect virtualization through RDTSC time measurements 26->59 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/24bb73efcce945f42030068ae7ccb3ffde80f9f646eac23cc05a773b982c8ca7/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2021-05-24 20:40:12 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=es5xh36m5fc7iibqa2foptft77pib6pwi3vmepgalj3txgbmrstq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
163873ff8dfd85aeb3b82cdc9fd26252b087010a1670988a01911b115ffeabf4
Formbook
414d26c286eeeda12cc3705aa3ed2ae06e901dc09795434e6abe4389f31c1e8e
Formbook
4c687f5a0d352eb6e530e2939ec33098787e626ccd60026ff692ae8c368a5eeb
Formbook
4da679e366dc987277f7850f71d5343e7c9b8cff4b2df89dd2f335f512de62c1
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6733d0ce3ad0c63755f82e7c05a815f2420cccd7f7775dd9227732f59e7fafff
Formbook
adc50d637d48a25c809ee9e8ee791830d978d45f6cf781b917b8d88788363311
Formbook
b55552391ee123f26e577b412c0df78bd0a59644ec510d1e7e708feff12a2abb
Formbook
b8392aaf409d89fe323576fdf09bf3320094962da9812918d23bb47b3d8d53f8
Formbook
dc5f7d89ab2465597ff7fa9f544326613aeaab2afa6e2e457ba5fc0da15bd450
Formbook
eb8c5fa3da30f5d972e7d30767099990aadce5af9e046a2765b0c64222eab118
Formbook
+ 5'430 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210525-zvpbf7chje/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.asconstructionin.com/m3rc/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/24bb73efcce945f42030068ae7ccb3ffde80f9f646eac23cc05a773b982c8ca7

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
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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 24bb73efcce945f42030068ae7ccb3ffde80f9f646eac23cc05a773b982c8ca7

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/161621/

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