MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4
SHA3-384 hash: b41ae9806436654d0fb16827186d5f8afeea0b7af37c6f128938004642d3406bc6d3a50321675092cd30a43bec673d50
SHA1 hash: f77224c2ac0c9dd746fc22b102da2a534bf889e2
MD5 hash: 786180a5141bf4ea48e26910d2bf9061
humanhash: undress-high-mango-fillet
File name:786180a5141bf4ea48e26910d2bf9061.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:910'336 bytes
First seen:2021-01-18 07:43:00 UTC
Last seen:2021-01-18 16:42:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:wiK7dmaTe0wtN+pWs6mJ7XDZXeZW0C5lt+eSciP5rwasv:TqwtN+d6mJ7TZXeE0iJwP1Iv
Threatray 3'475 similar samples on MalwareBazaar
TLSH 6F15293D61B44B16E4386FF45A6843CC8BBDEE1A5626DE0AFCC136F6C571B41870A623
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
malware
Verdict:
Malicious activity
Analysis date:
2021-01-18 05:44:58 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/852fddb2-fce4-4554-97a9-bd6182b25674

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/112415/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.57608.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/583772
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
Found malware configuration
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
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 340926 Sample: Yw5acDrhKd.exe Startdate: 18/01/2021 Architecture: WINDOWS Score: 100 32 www.flowtechblasting.com 2->32 34 flowtechblasting.com 2->34 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 6 other signatures 2->54 11 Yw5acDrhKd.exe 3 2->11         started        signatures3 process4 file5 30 C:\Users\user\AppData\...\Yw5acDrhKd.exe.log, ASCII 11->30 dropped 64 Tries to detect virtualization through RDTSC time measurements 11->64 15 Yw5acDrhKd.exe 11->15         started        signatures6 process7 signatures8 66 Modifies the context of a thread in another process (thread injection) 15->66 68 Maps a DLL or memory area into another process 15->68 70 Sample uses process hollowing technique 15->70 72 Queues an APC in another process (thread injection) 15->72 18 explorer.exe 15->18 injected process9 dnsIp10 36 www.zindaginews.com 154.91.53.47, 49777, 80 VPSQUANUS Seychelles 18->36 38 www.silhouettebodyspa.com 198.185.159.144, 49785, 80 SQUARESPACEUS United States 18->38 40 19 other IPs or domains 18->40 56 System process connects to network (likely due to code injection or exploit) 18->56 22 systray.exe 18 18->22         started        signatures11 process12 dnsIp13 42 xn--xz2bj4xzze.com 22->42 44 www.chinjungmom.com 22->44 46 chinjungmom.com 22->46 58 Modifies the context of a thread in another process (thread injection) 22->58 60 Maps a DLL or memory area into another process 22->60 62 Tries to detect virtualization through RDTSC time measurements 22->62 26 cmd.exe 1 22->26         started        signatures14 process15 process16 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-01-18 07:43:08 UTC
AV detection:
8 of 46 (17.39%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1d2cf0287f43172cf4b7e250574319fa36b733e98878622e2ea016f5c0437679
Formbook
43240f1dfbde94a0fb438b295e6ddb3ef5aa5ef82f42222312f2eb49b91f9de8
Formbook
51b0b3909d415002f11d8301a4a57e60c0b111c4a99685bf0008bd43d2b1fdfb
Formbook
7b7ba3b00b882d63305aa49b3ab3c832646cded84a750de64963357bab3fc37a
Formbook
985306a8b7a5cb0604af6bbbddea16f334b17bcec4c5477bdfdb0330ed66b674
Formbook
a21da47756a5b8a820ac633dcc6902b2ca4b9dd0861741f8f68153e5c436bda5
Formbook
b88d84be2994a05ac716dac99a689356d8c7ecbd541989a5339be403da909430
Formbook
c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3
Formbook
dca4c9a7846a3ebb066c08583388adeb4b05e464f20abd10409ccf47164d8635
Formbook
e49c51a6864bf50e27baca58c5a2420046cae1803c5e0338af152b50d0dcc215
Formbook
+ 3'465 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/210118-tgtdvnz17x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.stonescapes1.com/de92/
Unpacked files
SH256 hash:
64a419709ad219ffc006bda776b650da486d55048d2fa34525f40227da0e5c86
MD5 hash:
88c0ec8398978fa2e4240f02765086ad
SHA1 hash:
5a5c4935b2d70e890c89ad9332365f4f4aa86f3c
Link:
https://www.unpac.me/results/22b3de5b-b484-44c3-86d8-29dfb13503ff/
SH256 hash:
ed84a9c442ebd5c38026f06e6939e6dd63eaa3eb4e4324f4613c5e490f339658
MD5 hash:
50122ae9bd2033244fad6d7118c1e090
SHA1 hash:
bab7f27babf8d847815d9ab40d29aa8bcc9fc0d8
Link:
https://www.unpac.me/results/22b3de5b-b484-44c3-86d8-29dfb13503ff/
SH256 hash:
c3dbb38fe783bb752cd86bf075eec7754facd5d69584cfba43f77b4ad9efdb89
MD5 hash:
de94d3d3943cb9339f826a6b70f905e7
SHA1 hash:
459f616f22038ffbcc47f41c8af6e58a4b68d124
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/22b3de5b-b484-44c3-86d8-29dfb13503ff/
Parent samples :
51b0b3909d415002f11d8301a4a57e60c0b111c4a99685bf0008bd43d2b1fdfb
7b7ba3b00b882d63305aa49b3ab3c832646cded84a750de64963357bab3fc37a
985306a8b7a5cb0604af6bbbddea16f334b17bcec4c5477bdfdb0330ed66b674
1d2cf0287f43172cf4b7e250574319fa36b733e98878622e2ea016f5c0437679
63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4
a243e6a605d8bb403f4cacb90a290d8f415d523dcc3c6eeedcf72f5cf803efa4
d33af7d89d11e3319210f655787f74b8118e0e8804b85d718e659ead5db3ff1d
SH256 hash:
63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4
MD5 hash:
786180a5141bf4ea48e26910d2bf9061
SHA1 hash:
f77224c2ac0c9dd746fc22b102da2a534bf889e2
Link:
https://www.unpac.me/results/22b3de5b-b484-44c3-86d8-29dfb13503ff/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4

File information

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

Web download

Formbook

Executable exe 63289870bb6e2bbb13afd47bf630c048e593afacc5c968939855f85ca5022ea4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/969490/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112415/

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