MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 67a6d88adc9c1a810565231bdc4eb66ca19e8525fcefb6f99035721bcfa1b537. 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: 67a6d88adc9c1a810565231bdc4eb66ca19e8525fcefb6f99035721bcfa1b537
SHA3-384 hash: a972bd1eb23d41be62a96a55fa67cc708f02123530ac4c4e0bb2d5a332b2086ace58b8187ebbefc59569f25575825e3e
SHA1 hash: 886fe81b645e2eeb2a17324dc867191a538e39e6
MD5 hash: 1efbf83ad79b5ad5da0a0d7ef978f070
humanhash: fix-bacon-seventeen-cardinal
File name:1efbf83ad79b5ad5da0a0d7ef978f070.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'026'048 bytes
First seen:2021-01-15 06:45:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:SH1WHaEl+lspOZOseGa1+gU1LGVf6u4hP9Yt9gusNqdd+unDnq:SVWHllPpOReGNT16ku4hKt9g5cVnDnq
Threatray 3'370 similar samples on MalwareBazaar
TLSH 7B256B3C277BAA4CDC74C5B60EA198230B223F1624F8C71B4D9979CA35757431DA9AB3
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
154
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1efbf83ad79b5ad5da0a0d7ef978f070.exe
Verdict:
Suspicious activity
Analysis date:
2021-01-15 06:48:32 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/326abb96-f30c-40d9-b9b8-efae7746c589

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/112155/
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/582161
Signature
.NET source code contains potential unpacker
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 signatures2 2 Behavior Graph ID: 340117 Sample: o0Ka2BsNBq.exe Startdate: 15/01/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 5 other signatures 2->42 10 o0Ka2BsNBq.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\o0Ka2BsNBq.exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 14 o0Ka2BsNBq.exe 10->14         started        signatures5 process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 30 fakecostasunglasses.com 206.198.229.16, 49752, 49767, 80 SHCSUS United States 17->30 32 www.4037a.com 104.233.238.207, 49765, 80 PEGTECHINCUS United States 17->32 34 17 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 msiexec.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:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/67a6d88adc9c1a810565231bdc4eb66ca19e8525fcefb6f99035721bcfa1b537/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-01-15 06:46:06 UTC
AV detection:
10 of 46 (21.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=m6tnrcw4tqnicblfemn5ytvwnsqz5bjf7tx3n6mqgvzbxt5bwu3q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
180444e71cfbd639cea07e4cdc28099a444839f5ad3eb024b87dc9664fdfd5ec
Formbook
21c88bab09fd103fd1479524503789677b0a7822eb10468c20b4fba58a952490
Formbook
29c9884d02cba2c6ab0a72af878c9f1c2768d96b912f5847608fc040f5f98083
Formbook
2e7e018ee5838bf8450f343923ba4ce6c1282ed1b727fc4ab5cbe69b6204fca2
Formbook
485237b168904c963c63778106c2c5acf997b63b6fcff52bf10e57ff8d7f5554
Formbook
63ddf9a4a4f69468eef45c633df0066f39b025e7a0a0c8d8dc7e50982ed93b39
Formbook
8d604d5419d217ecd6a9d5b4917e441069b433c8429323600a18b36df608f751
Formbook
b28f4495e2cda5a5fef0408701a136d820c7cf2e7a45dd101e70b31458e31530
Formbook
b9e89d7766f894c102cd449dace5e9c1ef8f3cdca070af5f6ce22a7737eb593a
Formbook
f1c600a86d9492512f5c80574f885bc0b2c0f058419f58b1c8800eb6e1502713
Formbook
+ 3'360 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/210115-rafdfxl6ds/
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.bodyfuelrtd.com/8rg4/
Unpacked files
SH256 hash:
c01d8c94ad3d8638c836b4cecf7f5528a003b6b59d38167395f16d8af43cd8a3
MD5 hash:
b833fd19e8a9d93e04312b166446f8b0
SHA1 hash:
6984f233385ead2137cf9a48d5c9cdf7b589d5fd
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/24ef25f3-f5ce-48d9-99ac-72510a4b7d15/
Parent samples :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 hash:
232c4a2b3e780581f756cfb09310d92748331b3354a2156bc7027ef5e8ccab97
MD5 hash:
1a21af697dc5e1f378b3115b2ba00f60
SHA1 hash:
fe45f9a0dded9ccf3af215c4ce43e692d31dd946
Link:
https://www.unpac.me/results/24ef25f3-f5ce-48d9-99ac-72510a4b7d15/
SH256 hash:
76c153e8f2b99410830608a004ec61886d3d223b7cc00d3c4ca7b588d890ce2f
MD5 hash:
5e931fb1f37cf79abece06733e978afa
SHA1 hash:
4b2f11457a457bd828e245f9102290ae5d0f2cde
Link:
https://www.unpac.me/results/24ef25f3-f5ce-48d9-99ac-72510a4b7d15/
SH256 hash:
67a6d88adc9c1a810565231bdc4eb66ca19e8525fcefb6f99035721bcfa1b537
MD5 hash:
1efbf83ad79b5ad5da0a0d7ef978f070
SHA1 hash:
886fe81b645e2eeb2a17324dc867191a538e39e6
Link:
https://www.unpac.me/results/24ef25f3-f5ce-48d9-99ac-72510a4b7d15/
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/67a6d88adc9c1a810565231bdc4eb66ca19e8525fcefb6f99035721bcfa1b537

File information

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

Web download

Formbook

Executable exe 67a6d88adc9c1a810565231bdc4eb66ca19e8525fcefb6f99035721bcfa1b537

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/953276/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112155/

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