MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4. 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: f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4
SHA3-384 hash: 7987b706bbacf672b48f13ae792b1d1180c240b5088635a08729bd9c4fec2cb8b5fcca792fddbb3f5dee920ab34e7905
SHA1 hash: 7b32d67139465501901be5cd2d8ee845c442b93b
MD5 hash: d8569483495c1402ecaf9f0b91a7ded2
humanhash: maryland-illinois-uniform-four
File name:d8569483495c1402ecaf9f0b91a7ded2.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'112'576 bytes
First seen:2020-12-17 07:24:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:/DumNY9/ilEVddpQK8QhowkqPqmQFyCWslmy/jT+D9HtqhxVyEQgj8ZEveOBaQYQ:bBbwJtqhbZQTEtjI279O1nKD+H
Threatray 3'120 similar samples on MalwareBazaar
TLSH 7E354C14A7BD5309F63A9FF555F0707087EFBD236346C948AA9132C68572A0C9BD0B2E
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
139
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d8569483495c1402ecaf9f0b91a7ded2.exe
Verdict:
Suspicious activity
Analysis date:
2020-12-17 08:05:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/549391d5-3435-4e04-b4c3-bc8e0a07582b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.35747438.24919.6862.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
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/565030
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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
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: 331601 Sample: BsR85tOyjL.exe Startdate: 17/12/2020 Architecture: WINDOWS Score: 100 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 Yara detected AntiVM_3 2->42 44 5 other signatures 2->44 10 BsR85tOyjL.exe 3 2->10         started        process3 file4 30 C:\Users\user\AppData\...\BsR85tOyjL.exe.log, ASCII 10->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 14 BsR85tOyjL.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 32 www.kvrkl.com 154.207.35.123, 49707, 49721, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 17->32 34 www.moonman.services 192.64.119.113, 49715, 80 NAMECHEAP-NETUS United States 17->34 36 22 other IPs or domains 17->36 46 System process connects to network (likely due to code injection or exploit) 17->46 21 wlanext.exe 17->21         started        24 autofmt.exe 17->24         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-17 00:11:17 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
17c7eb5988e11440ac66fccc2a9c8ada3ab1e7183480ddd05ee3a47b19a95f9b
Formbook
29c9884d02cba2c6ab0a72af878c9f1c2768d96b912f5847608fc040f5f98083
Formbook
2e7e018ee5838bf8450f343923ba4ce6c1282ed1b727fc4ab5cbe69b6204fca2
Formbook
6d923f02c2252e4a2ea98a8685fc5237354e2853791855f1a451a390dd85cbb9
Formbook
754b53cd03dcc7c3d854a9628e5d01447fd778aae73f7890b5f7527ad4bd76ea
Formbook
8d604d5419d217ecd6a9d5b4917e441069b433c8429323600a18b36df608f751
Formbook
b28f4495e2cda5a5fef0408701a136d820c7cf2e7a45dd101e70b31458e31530
Formbook
bc1a39fab39f372baddb7b2b12553e4c687a099d605892704daefdae5ed4995f
Formbook
e0f3cc45f5f9d758b91fc99dbc5b838e8658fa28bad234825318e18d11806681
Formbook
fd94ea05d07271de517e92af291ec6a8cff49cc83bb59f112efb6d5fec56809c
Formbook
+ 3'110 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/201217-1ddqs692d2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.switchtoambitwithmirtha.com/jskg/
Unpacked files
SH256 hash:
f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4
MD5 hash:
d8569483495c1402ecaf9f0b91a7ded2
SHA1 hash:
7b32d67139465501901be5cd2d8ee845c442b93b
Link:
https://www.unpac.me/results/620c67df-4b4f-451f-b737-85b076734036/
SH256 hash:
c329206cf424eacd5f80524421d8adc1c54785a0cf9808cb9439de9904ffb0d9
MD5 hash:
a8d1733c0b61e3297d399cda64e00e22
SHA1 hash:
17fb15ce5b6f34812db2637ccf1f4796e45b1291
Link:
https://www.unpac.me/results/620c67df-4b4f-451f-b737-85b076734036/
SH256 hash:
a96c5ce3d4530d093efa418ceb5dd41606a81640038495fab886d52d0e3476c9
MD5 hash:
ac77a42be02d1ebeefff0c531db22b7d
SHA1 hash:
a425889cfccede513128ab53c0f472215a44518f
Link:
https://www.unpac.me/results/620c67df-4b4f-451f-b737-85b076734036/
SH256 hash:
489f959338dbbb07dfb956d84cd8f468c47db61e84cac3aa2a9ab8234ec4bb06
MD5 hash:
d28e4c45d25b5962271fcd2df15a98c1
SHA1 hash:
f3166c799e05db8e2ece3bdf57dce4851a4c972a
Link:
https://www.unpac.me/results/620c67df-4b4f-451f-b737-85b076734036/
SH256 hash:
df34896e3fd34706d5762504201668eac1a7696dcbf3a7c94c787a57f3b1db30
MD5 hash:
5ca8da7d7bf9f48f68e68e952eae8ae2
SHA1 hash:
9be7d8ea4d44bb2ea9f5453bf8f2d25d2f96e4d5
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/620c67df-4b4f-451f-b737-85b076734036/
Parent samples :
bc1a39fab39f372baddb7b2b12553e4c687a099d605892704daefdae5ed4995f
f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4
435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477
da5e4f1f4945b3d49a38123f8c80ac861b5ab7720efec6dc194a1e6dbec0fdc2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4

File information

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

Web download

Formbook

Executable exe f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/898216/
  
Delivery method
Distributed via web download

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