MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d
SHA3-384 hash: 8ff885363e7c361caaf78464119b88af156a6fd52bb0e9a66fc79c05740549b7018e3b03d6f973375dd8d05dc95ecac7
SHA1 hash: 3c7f36df417b7fe9a5e788fae6a81f1d2bf98ffc
MD5 hash: 1e0c47dbe4cc2b87f11194513339987f
humanhash: twenty-double-venus-five
File name:payment details.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'186'816 bytes
First seen:2021-08-20 04:17:07 UTC
Last seen:2021-08-20 05:02:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger)
ssdeep 24576:Uoggn+Sh6KKtDkCjvGOOcbnZZrjEeQnZcg9+mJt6UFCZsGUy3:lggnRgKrCzGO3bZZ/EeQJ9pJt6UFiWQ
Threatray 8'142 similar samples on MalwareBazaar
TLSH T1CE45393D2AB91623C5B9C375EBE59423F148985FB501DE696CDE03A7030BA8735C362E
dhash icon d0a4b4c2cac0e4f4 (9 x AgentTesla, 4 x Loki, 4 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
132
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment details.exe
Verdict:
Malicious activity
Analysis date:
2021-08-20 04:19:13 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e5bcf10e-78e0-4193-ba18-70941b017c9c

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/180845/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.12700.989.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e29e1d52-937b-4bf7-b20d-cc045f621649
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/836204
Signature
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Process Start Without DLL
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
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: 468633 Sample: payment details.exe Startdate: 20/08/2021 Architecture: WINDOWS Score: 100 34 www.seriesplum.com 2->34 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 10 other signatures 2->44 11 payment details.exe 3 2->11         started        signatures3 process4 signatures5 52 Injects a PE file into a foreign processes 11->52 14 payment details.exe 11->14         started        process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 28 kmconsulting-tl.com 103.29.215.248, 49730, 80 SENTRACOLO-AS-IDSentraNiagaSolusindoPTID Indonesia 17->28 30 impactaccountingsolutions.com 69.20.104.42, 49731, 80 RACKSPACEUS United States 17->30 32 17 other IPs or domains 17->32 36 System process connects to network (likely due to code injection or exploit) 17->36 21 rundll32.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2021-08-20 04:18:07 UTC
AV detection:
6 of 46 (13.04%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=52yjcah7p2zr5oixguuq3zvdz7rwjnidmx2hcoxpeh346pnvorgq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0ae1df4d50a7ed640973980699737b85e8947baef0087c511b4b1ebf8bdc22ba
Formbook
0ffc672939acb2f65e7100816bfaf82b621bcf7ec4aa292911aeb04738f708d7
Formbook
1432f0240c91b7439722df807e35ef9b4cc9b126f3e5d42cedb27b28751118d7
Formbook
1dc173b24c0b503a394568e4a1fff7887dd739cc287e529f25b173dbfea4010b
Formbook
22ae731061f7359c7467be0f7a710013516ed356a79b2e23adec7c57a12624a2
Formbook
5ffbe2b24599383732373e34a80cd2cf864d806595d80dfc1e1ae3af83065780
Formbook
9001d75f0d0b09af013fc65992e74d4b568d166ca5837f1bf52316173b3f30d2
Formbook
+ 8'132 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:imm8 loader rat suricata
Link:
https://tria.ge/reports/210820-wprm3mtz1j/
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 UnmapMainImage
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.impactaccountingsolutions.com/imm8/
Unpacked files
SH256 hash:
19ad8f76ee9b6aad9de40d81efac29db12f45a1acb3af6be469ef6ec7ed1b2ac
MD5 hash:
079e47880b0579fdcb175f07bdbec8f2
SHA1 hash:
8a5e1704451077421f748b5c93b50cdb5a39bc52
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/471d68e5-aabf-4c04-b2ec-c87e17cdadcb/
Parent samples :
0ae1df4d50a7ed640973980699737b85e8947baef0087c511b4b1ebf8bdc22ba
eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d
37d7d0735e4cedf32ffff58f24330efb4b9fd08cf836ca876350e69ee769ae66
33a9702e83888498799c0144e3a3ac06e095aa452ce066a02a3860dcd90d6bb8
b5a2c6ad35eae14ca13d811a3a1a445fabee8a8aa63625f25520375a20fe44bd
87e35b392f0e6ba445a7b302b087c7c443d7188240b2efb742d01ab7a62534ed
21d66e706ba5aa94f0c778ec914896b5c26db0c14ec93822cbe00525c2139845
SH256 hash:
6912e4bedd1288f116e968f0a79d9797f6d6bd24d45a5f10c52e20f9d33b8c61
MD5 hash:
03bde4a82ad64c0f314985232fbca3fa
SHA1 hash:
e8d0b6339e94192eaaca32c812f914e60576dca6
Link:
https://www.unpac.me/results/471d68e5-aabf-4c04-b2ec-c87e17cdadcb/
SH256 hash:
74e668d7e4b9a5b553053302c7ebd1d6dc906687f6cbe5ed1c52ec2497957d50
MD5 hash:
b2c6094f1983a2e2e2e37b04887dba6f
SHA1 hash:
144df3e0f0b5bb91b18ba647d5b5fd8bb59ed047
Link:
https://www.unpac.me/results/471d68e5-aabf-4c04-b2ec-c87e17cdadcb/
SH256 hash:
eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d
MD5 hash:
1e0c47dbe4cc2b87f11194513339987f
SHA1 hash:
3c7f36df417b7fe9a5e788fae6a81f1d2bf98ffc
Link:
https://www.unpac.me/results/471d68e5-aabf-4c04-b2ec-c87e17cdadcb/
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/eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d

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: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 eeb09100ff7eb31eb91735290de6a3cfe364b50365f4713aef21f7cf3db5744d

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/180845/

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