MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca08a2e70dac67086919a22c1b4bdf3f0f2578cb446ca74c8e599f71d0849e55. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca08a2e70dac67086919a22c1b4bdf3f0f2578cb446ca74c8e599f71d0849e55
SHA3-384 hash: d8ea4b4d196c0fdecfd9eacaefd2849aca91b61a14766a9975fded450f06c2498313c5cd872b0a06f65b9650056b6313
SHA1 hash: 1eed6ad06babb331a39b711a8f8c69902a2f4600
MD5 hash: d64f5d6117d03dfb20cfa1555d0f4bd8
humanhash: floor-foxtrot-harry-oranges
File name:DHL_119040 Belegdokument,pdf.exe
Download: download sample
Signature Formbook
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File size:59'392 bytes
First seen:2021-10-23 05:30:53 UTC
Last seen:2021-10-23 07:16:59 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 768:RN6aur1k6IwVlj7ceKguXgcKmxDERgXl+28Be7:D6zrRVcn7X4mJYtBe7
Threatray 11'052 similar samples on MalwareBazaar
TLSH T12F430961F3D7C489EDE51B356D3BAE580B7ADE9D4CB1AA2F11AC312CEC733912481294
File icon (PE):PE icon
dhash icon bab0f1ecccce9e98 (17 x Formbook, 4 x SnakeKeylogger, 4 x RemcosRAT)
Reporter abuse_ch
Tags:DEU DHL exe FormBook geo

Intelligence

File Origin
# of uploads :
2
# of downloads :
534
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/199549/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader43.49717.27753.26039.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file in the %temp% directory
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61739e189a5a1e91c5d1a7b0/reports/fcb85fb2-731b-440b-b08d-4faba976c412/overview
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:
Agent Tesla
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f3413eb0-d8f9-461f-b59e-568b642f1b12
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/875569
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 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
Self deletion via cmd delete
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
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 507998 Sample: DHL_119040 Belegdokument,pdf.exe Startdate: 23/10/2021 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 10 other signatures 2->49 10 DHL_119040 Belegdokument,pdf.exe 15 5 2->10         started        process3 dnsIp4 41 store2.gofile.io 31.14.69.10, 443, 49744 LINKER-ASFR Virgin Islands (BRITISH) 10->41 29 C:\Users\...\DHL_119040 Belegdokument,pdf.exe, PE32 10->29 dropped 31 DHL_119040 Belegdo...exe:Zone.Identifier, ASCII 10->31 dropped 33 C:\...\DHL_119040 Belegdokument,pdf.exe.log, ASCII 10->33 dropped 63 Writes to foreign memory regions 10->63 65 Allocates memory in foreign processes 10->65 67 Injects a PE file into a foreign processes 10->67 15 DHL_119040 Belegdokument,pdf.exe 10->15         started        file5 signatures6 process7 signatures8 69 Modifies the context of a thread in another process (thread injection) 15->69 71 Maps a DLL or memory area into another process 15->71 73 Sample uses process hollowing technique 15->73 75 Queues an APC in another process (thread injection) 15->75 18 explorer.exe 15->18 injected process9 dnsIp10 35 dum-directory.xyz 185.61.153.97, 49827, 80 NAMECHEAP-NETUS United Kingdom 18->35 37 www.mgav64.xyz 45.128.51.66, 49831, 80 DEDIPATH-LLCUS Netherlands 18->37 39 www.dum-directory.xyz 18->39 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Performs DNS queries to domains with low reputation 18->53 22 mstsc.exe 18->22         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 22->55 57 Modifies the context of a thread in another process (thread injection) 22->57 59 Maps a DLL or memory area into another process 22->59 61 Tries to detect virtualization through RDTSC time measurements 22->61 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca08a2e70dac67086919a22c1b4bdf3f0f2578cb446ca74c8e599f71d0849e55/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-10-22 13:20:34 UTC
AV detection:
16 of 27 (59.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ziekfzynvrtqq2izuiwbws67h4hsk6glirwkoteolgpxdueetzkq._file
Verdict:
malicious
Label(s):
formbook
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Similar samples:
0c22acaa973cbb781aea92dc1fb5a8c7cc1fd2abd403f2a6b9703f8f1e1c8657
Formbook
19428f9c431fb0f8d6fbd9ca194589bacf9d9d3e475717031373b71982bea2a5
Formbook
26a7d60148b01f0b2c57abaac977514cbc0d31606ae151f200f0b9c04fdf0ad3
Formbook
3f95e7795f8c0b70983561a48425e735ef7832603543980f460b1356403ec622
Formbook
88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79
Formbook
ac4a0328d512526f20122f0399d557b1334f3b2ac264d9e749d6d2788e956b2e
Formbook
dd4af1effdd1081fccbd05d035c4dfac3b992a358e2a6a6140095d0385ca7f5e
Formbook
f8d9fbcef6907460baa7c91e53d1a40865901bb50906b5519cba440fdbc65032
Formbook
fa73563a8ccbea57411fb4b9a5c713c1be3771e7c765a0b8e1100d0f4584c634
Formbook
+ 11'042 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:g8ne loader rat suricata
Link:
https://tria.ge/reports/211023-f7pzwsdagn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.melindair.xyz/g8ne/
Unpacked files
SH256 hash:
ca08a2e70dac67086919a22c1b4bdf3f0f2578cb446ca74c8e599f71d0849e55
MD5 hash:
d64f5d6117d03dfb20cfa1555d0f4bd8
SHA1 hash:
1eed6ad06babb331a39b711a8f8c69902a2f4600
Link:
https://www.unpac.me/results/f6fca4d7-79b2-47ac-910f-712cd671bdaf/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/ca08a2e70dac67086919a22c1b4bdf3f0f2578cb446ca74c8e599f71d0849e55

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: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 ca08a2e70dac67086919a22c1b4bdf3f0f2578cb446ca74c8e599f71d0849e55

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/199549/

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