MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5e3854902bd670152c730527ace633fb8b14798d19ded0e4028c664de88ba6b. 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
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SHA256 hash: f5e3854902bd670152c730527ace633fb8b14798d19ded0e4028c664de88ba6b
SHA3-384 hash: 7d9a387d6c71cdfd2e174ec1572aa82ebcb12783cd4c6ac8b54f7d8e0bc4b9c2dcc513eb9a51ed8f4d8c48df93d07c97
SHA1 hash: 94736a4718d1178d96f7b08dda06547bc90c1788
MD5 hash: 2624156bf9968e87627f9734e2fcbff5
humanhash: alaska-carbon-lima-fourteen
File name:SecuriteInfo.com.Trojan.MSIL.AgentTesla.NUC.MTB.30512.27998
Download: download sample
Signature Formbook
Create hunting rule
File size:908'288 bytes
First seen:2022-05-18 14:33:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:A3WkaWJPEzPkvXS7CcTkX030Z9p00CVECesdcsMeacii7PmIVUW8G5sOX7gV3dTS:A3WkaWJS6XaCcs0Kp0jre4
Threatray 15'680 similar samples on MalwareBazaar
TLSH T19D15D7AC321071DEE86BD676D9A81C68EAD0746B831B4203A02797ED9D4C9B7DF140F7
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
244
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan.MSIL.AgentTesla.NUC.MTB.30512.27998
Verdict:
Malicious activity
Analysis date:
2022-05-18 23:05:35 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/67d0443f-3cb2-4c4b-9b20-77f3dc2b375a

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/272136/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.AgentTesla.NUC.MTB.30512.27998.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a system process
Gathering data
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/54a8fde0-3522-41a5-b210-615f0699a13a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/996879
Signature
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
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 signatures2 2 Behavior Graph ID: 629375 Sample: SecuriteInfo.com.Trojan.MSI... Startdate: 18/05/2022 Architecture: WINDOWS Score: 100 31 Found malware configuration 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus detection for URL or domain 2->35 37 6 other signatures 2->37 10 SecuriteInfo.com.Trojan.MSIL.AgentTesla.NUC.MTB.30512.exe 3 2->10         started        process3 file4 29 SecuriteInfo.com.T...C.MTB.30512.exe.log, ASCII 10->29 dropped 13 RegSvcs.exe 10->13         started        16 RegSvcs.exe 10->16         started        process5 signatures6 45 Modifies the context of a thread in another process (thread injection) 13->45 47 Maps a DLL or memory area into another process 13->47 49 Sample uses process hollowing technique 13->49 51 Queues an APC in another process (thread injection) 13->51 18 explorer.exe 2 161 13->18         started        20 explorer.exe 13->20 injected 53 Tries to detect virtualization through RDTSC time measurements 16->53 process7 process8 22 help.exe 18->22         started        signatures9 39 Modifies the context of a thread in another process (thread injection) 22->39 41 Maps a DLL or memory area into another process 22->41 43 Tries to detect virtualization through RDTSC time measurements 22->43 25 cmd.exe 1 22->25         started        process10 process11 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f5e3854902bd670152c730527ace633fb8b14798d19ded0e4028c664de88ba6b/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-18 13:32:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6xryksicxvtqcuwhgbjhvttdh64lcr4y2go62dsafddgjxuixjvq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3e3ccb3b130c86bb2d82a52f8a7e191efa9499577ba0a3d3f335d5a1e1597b76
Formbook
81ca38001ad9f05b6f89e4e956cbd1efce397ebdb516b6e381c777e28b6dadbb
Formbook
9577df8b7e48bb30b9bd48e49c548d45cc5cc4a9bf1b93aa79f4ab35fc977cb3
Formbook
99dfa5a36a438daadbbfd9c087e5a005287e5a2b25668ba57a7e78d34b1c3b0b
Formbook
b49b339fee0e9543d77688426378faefab1b4fca1e310df88fb8ed376b5456d3
Formbook
b5f2c53261cde3d73cdf723733cd27caed78e63aa1e878c52e461156838d35af
Formbook
bc09ecf5cb6364f4d053ec0420282fa6e7a1649a8a5ca2af2ca933aa27f8b90c
Formbook
e51d07f5a5a73b65e0ddd7f2b94fa87a3fede71fbb4e4b35c57b9fc56dd198ee
Formbook
ec575e5cdf3da323c27e65f3042586173ca50ba0682b733a61f0b47f80c3004e
Formbook
+ 15'670 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:a11e rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220518-rxexqadefk/
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
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
c76379a13b74e37fdb0e6d037641a34fed25f58a85d2cbc9b0a3f7c226650caa
MD5 hash:
882f472ee59a0bb8af30f2ba882c07be
SHA1 hash:
14cd45f22e92f57f5b86723240dcdd7a58333e5a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e81551c0-4c09-4c20-9daa-472920a3f6b2/
Parent samples :
6deba8b2c76443b57ff8e2e1193ca426423d6154dcfe061bff73fca1e009a7d9
f5e3854902bd670152c730527ace633fb8b14798d19ded0e4028c664de88ba6b
91a6963181690c8f492d07f9eda4defa21e2695f8c8bc3c06ebdd4b82923f1ff
08bac2df27e5bc147a3fbc1eec996d1a9202dfe66cdd7cada83a21ae7ac45bbc
0f87b6c475a0eddbf33a364ed0fbef4f5cd19f8d4776ffad5d0bf0db9d63fc42
5c8cdc3745711d1054704b8663828b005aa7a66535b0004c0364bc5cff832ddc
44e2c23536091b586beb7947e0b37fafef0095b9b209ed113ed08619999f344e
SH256 hash:
57d077583f137aa971c539f4e3406620b795d3b93bd4026b62ebc41431307c9c
MD5 hash:
62f982116e2e264431dc73d028786bcc
SHA1 hash:
65327ab4537b79bb5c2cc03e699fd348abf98016
Link:
https://www.unpac.me/results/e81551c0-4c09-4c20-9daa-472920a3f6b2/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/e81551c0-4c09-4c20-9daa-472920a3f6b2/
SH256 hash:
f5e3854902bd670152c730527ace633fb8b14798d19ded0e4028c664de88ba6b
MD5 hash:
2624156bf9968e87627f9734e2fcbff5
SHA1 hash:
94736a4718d1178d96f7b08dda06547bc90c1788
Link:
https://www.unpac.me/results/e81551c0-4c09-4c20-9daa-472920a3f6b2/
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/f5e3854902bd670152c730527ace633fb8b14798d19ded0e4028c664de88ba6b

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.

Cape
Cape
https://www.capesandbox.com/analysis/272136/

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