MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d98beb65dff0d8e1963f1cc7df755e273bbe45c8143b556bc9a84bcfd0cdea78. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d98beb65dff0d8e1963f1cc7df755e273bbe45c8143b556bc9a84bcfd0cdea78
SHA3-384 hash: 95380780a552a399a11845b81fa4d2279398b4d2a9f17067cf750a527a60bf5b2f55e93d979145304aa03fbdbc94ed57
SHA1 hash: f70c921912d023127d031cc6ace09996669c1993
MD5 hash: f5ad24e35bd51618b78ea38420ee381b
humanhash: skylark-october-bluebird-jig
File name:f5ad24e35bd51618b78ea38420ee381b.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:891'392 bytes
First seen:2020-11-05 07:31:38 UTC
Last seen:2020-11-05 09:35:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'449 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:purtg8egIxF+ubcdEuQHNWeIZQFl3IF6uwBCGznzjpnQ6fp1253xE0nOiskcTP8:Otg8mrbYEdNWeNFl3IizzFnjfIRnlsf
Threatray 2'825 similar samples on MalwareBazaar
TLSH AD15BFF6A242EA6AC80F047FF84B266183C9DB2D99FD804657C5B119137C6CE56EC4CB
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
96
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/83084/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.58565.25352.10885.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
Setting browser functions hooks
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/521012
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 309604 Sample: sSPA66WeL6.exe Startdate: 05/11/2020 Architecture: WINDOWS Score: 100 36 Malicious sample detected (through community Yara rule) 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected AntiVM_3 2->40 42 6 other signatures 2->42 10 sSPA66WeL6.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\sSPA66WeL6.exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 54 Injects a PE file into a foreign processes 10->54 14 sSPA66WeL6.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 abdrstudio.site 83.136.216.179, 49732, 80 AS-HOSTINGERLT Germany 17->30 32 www.meditationdr.online 17->32 34 3 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 wlanext.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:
n/a
Link:
https://mwdb.cert.pl/sample/d98beb65dff0d8e1963f1cc7df755e273bbe45c8143b556bc9a84bcfd0cdea78/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-05 00:59:44 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3gf6wzo76dmodfr7dtd565k6e4534roicq5vk26jvbf47ugn5j4a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2052bf41efb320074624cc63d0fb048e7ae57a3f7e365de65ea9cf6766449d98
Formbook
2829f8bf819c13d753f3c6b33726df8c46a533f3040b550a86ca0ab34f967e92
Formbook
45cf51569314dac91762e5c1f112c4a640595239d553729f10613f9f59403e84
Formbook
5d23faa05258eb51b196fee00263dc5e4556a37301d312563843a7ac8494ee19
Formbook
74ee80ac61ce369a23feac3296a825873aa257282d5dd0f9c35c385e3d6766cf
Formbook
8df5752017d7f083ddad62b8423ea7109c830dbcdca3fff0ee7aee8d149fdeda
Formbook
911fec402f3bb42d731c4e177c322c0df8d79f680e5a18f538a3ff2e3086c2bf
Formbook
9be9720b02fb636479bbf10a2c3e020c7505ceb058821a644d641d8dd6667785
Formbook
c0fa6a4c743b56f5f3a08e40efabe0e5d895fab2601f2368c97c936c1a1dad67
Formbook
f071c302252202ae71dd004191dad662307c670d95b53b7c0f5d0c8c039e9e7b
Formbook
+ 2'815 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/201105-abwndnc7de/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.smart-linked.info/oj6t/
Unpacked files
SH256 hash:
d98beb65dff0d8e1963f1cc7df755e273bbe45c8143b556bc9a84bcfd0cdea78
MD5 hash:
f5ad24e35bd51618b78ea38420ee381b
SHA1 hash:
f70c921912d023127d031cc6ace09996669c1993
Link:
https://www.unpac.me/results/6c10abc1-02d9-4663-ab7a-9dfdee9b81d3/
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
Link:
https://www.unpac.me/results/6c10abc1-02d9-4663-ab7a-9dfdee9b81d3/
SH256 hash:
319e53dc1e18fa0d24c463ddee0149a9b1d370a7bbb8db9efee5eada157a4b07
MD5 hash:
1fc76542cf54dd6157a0f03fda3908d8
SHA1 hash:
aeb15cd9843ffe15246f91178ee7f15ae46e6649
Link:
https://www.unpac.me/results/6c10abc1-02d9-4663-ab7a-9dfdee9b81d3/
SH256 hash:
ea80d9b5c5c6e01c9bbd8a59e5d9e87327ea5e92f02edf4de34760ec561e44ef
MD5 hash:
432d403fd895d6e30fea2f8496891ad8
SHA1 hash:
ac61fe6941b2bbb7f406919a8ed62b47c1293766
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6c10abc1-02d9-4663-ab7a-9dfdee9b81d3/
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe d98beb65dff0d8e1963f1cc7df755e273bbe45c8143b556bc9a84bcfd0cdea78

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/784290/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/83084/

Comments