MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d64ca34c7cd390b4fdacfd575d66c3aeba60066464e38a6c5beb0fddcc4c366. 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: 7d64ca34c7cd390b4fdacfd575d66c3aeba60066464e38a6c5beb0fddcc4c366
SHA3-384 hash: 53925490b388140c2fccbfa50ba8e383aa8bbb98a2ec5feb9faf2cdfeb3ca46af58eca4c60a68590f68109f8609b6b3b
SHA1 hash: d813fd80882cf6907af4876b12fed7fc84c7ec48
MD5 hash: 2ea9dcec65a45a7ec6f93e4990c8bbff
humanhash: three-lion-rugby-minnesota
File name:yeni siparis acil.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'074'688 bytes
First seen:2020-11-19 20:25:12 UTC
Last seen:2020-11-19 22:04:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:UTc3Yi/x8J+q/Q6bvljoc6qUeSDp6JvUs3E:Uoj/6++nv8HF69J
Threatray 2'992 similar samples on MalwareBazaar
TLSH 823506BC361176DEC967CD76CAA82C64AE6034BB930BD207A01705DDAA0CA97DF145F3
Reporter Racco42
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file
Result
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/543464
Signature
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 320830 Sample: yeni siparis acil.exe Startdate: 19/11/2020 Architecture: WINDOWS Score: 100 42 www.huochegw.com 2->42 50 Malicious sample detected (through community Yara rule) 2->50 52 Multi AV Scanner detection for dropped file 2->52 54 Sigma detected: Scheduled temp file as task from temp location 2->54 56 8 other signatures 2->56 11 yeni siparis acil.exe 6 2->11         started        signatures3 process4 file5 36 C:\Users\user\AppData\...\cZaDUWZaLgA.exe, PE32 11->36 dropped 38 C:\Users\user\AppData\Local\...\tmp52FF.tmp, XML 11->38 dropped 40 C:\Users\user\...\yeni siparis acil.exe.log, ASCII 11->40 dropped 14 RegSvcs.exe 11->14         started        17 RegSvcs.exe 11->17         started        19 schtasks.exe 1 11->19         started        21 RegSvcs.exe 11->21         started        process6 signatures7 66 Modifies the context of a thread in another process (thread injection) 14->66 68 Maps a DLL or memory area into another process 14->68 70 Sample uses process hollowing technique 14->70 72 Queues an APC in another process (thread injection) 14->72 23 explorer.exe 14->23 injected 74 Tries to detect virtualization through RDTSC time measurements 17->74 27 conhost.exe 19->27         started        process8 dnsIp9 44 www.wilsonislandretreat.com 208.91.197.27, 49746, 80 CONFLUENCE-NETWORK-INCVG Virgin Islands (BRITISH) 23->44 46 www.time-to-dive.com 23->46 48 www.ilnmdyqgl.icu 23->48 58 System process connects to network (likely due to code injection or exploit) 23->58 29 systray.exe 23->29         started        signatures10 process11 signatures12 60 Modifies the context of a thread in another process (thread injection) 29->60 62 Maps a DLL or memory area into another process 29->62 64 Tries to detect virtualization through RDTSC time measurements 29->64 32 cmd.exe 1 29->32         started        process13 process14 34 conhost.exe 32->34         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7d64ca34c7cd390b4fdacfd575d66c3aeba60066464e38a6c5beb0fddcc4c366/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-18 06:31:35 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pvsmunghzu4qwt62z7kxlvtmhlv2madgizhdrjwfx2yp3xgeynta._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0ba1cd5068eb222e21bf0f4799f531c5dc07849d4920d3410a78b4aef0559ac8
Formbook
262425bbcb5e75f86acb044c68560ca672503b3fb26768b733d49662ec3811cb
Formbook
306dc076ebd63fe8d969a99984470c480737e86eba1fb55ebe1ef49a8b987565
Formbook
3f1d00cc832bad31567399df69c06c23dbdc989e18178efc599ca6574d190e34
Formbook
3f3daa13de0dde36e87f536f9cbcabc3170a6ddc4bd261d8ad3d3cd8515f6790
Formbook
7b939c76950b25a4e132860f637b3de9f561022e96481bb5f881b21e57e5898b
Formbook
cc15e8a9e04355389815d8a7be4c34746c87a2a9d672e426c01b00ad0a583069
Formbook
d0d44ccb48b649e89a18773ccea8337047e57247d29dbedc1abab31f265e7e45
Formbook
e132699f63854eb3c66be165867f2cafc37d29a8a3a4ca3c4c6949ed42ddde95
Formbook
fc6c24e17bd06e27dcc1ac019e4080d4a1a2f10459f74c17b9bb19fb8ba6e442
Formbook
+ 2'982 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/201119-qgkyq3hq7j/
Behaviour
Creates scheduled task(s)
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Modifies service
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.kumcal.com/fs8/
Unpacked files
SH256 hash:
7d64ca34c7cd390b4fdacfd575d66c3aeba60066464e38a6c5beb0fddcc4c366
MD5 hash:
2ea9dcec65a45a7ec6f93e4990c8bbff
SHA1 hash:
d813fd80882cf6907af4876b12fed7fc84c7ec48
Link:
https://www.unpac.me/results/910b2c56-6603-4252-8125-d9e9e6b5c904/
SH256 hash:
cb951f1d2b5460456aad0d89cef1216d9be5e51784d11a92447d43e96177bd5e
MD5 hash:
8cd5d2014866f4ef60802ff1826998a6
SHA1 hash:
8ff75946905d0b117080cc5a07e6e0bbea4e9bbd
Link:
https://www.unpac.me/results/910b2c56-6603-4252-8125-d9e9e6b5c904/
SH256 hash:
f79db0b01372df2d224846370fce961676be1ae7aadde2e5e4e83fd440ac9ec1
MD5 hash:
f1f0417e14ebf69456d7546168a4c9e3
SHA1 hash:
cfd1f977d404d9aa6f5a1001fc13e211183bd588
Link:
https://www.unpac.me/results/910b2c56-6603-4252-8125-d9e9e6b5c904/
SH256 hash:
cb6b0604e17f8ff0f50bf5ad2014f795ce0d8b0b293c7e11f1a44bb7c94dcdc1
MD5 hash:
c97bcbc8758043b5b5b8ed037505c74b
SHA1 hash:
f54cf01236377bdf1f7f6b371e0604fe80b3db91
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/910b2c56-6603-4252-8125-d9e9e6b5c904/
Parent samples :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 note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7d64ca34c7cd390b4fdacfd575d66c3aeba60066464e38a6c5beb0fddcc4c366

File information

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

Malspam

Formbook

Executable exe 7d64ca34c7cd390b4fdacfd575d66c3aeba60066464e38a6c5beb0fddcc4c366

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments