MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef
SHA3-384 hash: 94526ae77ebcfbe22acad27a413e71549f79fbe35e94d944f194a7761712296169c47c259269fbf93ccf5c640227635d
SHA1 hash: 4e4d75d7bcd6507b8739a9e5b5c835d317396aab
MD5 hash: 70efe8387b56122c7dd699f2721e29a9
humanhash: single-west-lion-cup
File name:BANK INFORMATION-M017012022-017016.gz.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:274'632 bytes
First seen:2022-01-17 13:05:26 UTC
Last seen:2022-01-17 14:41:17 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 6144:hFXS35FiZw2cIcgmiwSK31O1Faz6Iau9ftytFvmgS/lbQ:H88O2cIcfZgozDaKVCdmgIbQ
Threatray 12'515 similar samples on MalwareBazaar
TLSH T1F64401D1669A90F4D82B0E3691C2C1142736BFC2F743E523B087715B8AB33C6B57A59B
File icon (PE):PE icon
dhash icon f8ecc6e7c5c464e8 (4 x AgentTesla, 1 x Loki, 1 x Formbook)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
232
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
BANK INFORMATION-M017012022-017016.gz.exe
Verdict:
Malicious activity
Analysis date:
2022-01-17 13:15:31 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/0914d650-6f31-4289-98e8-d96834818eba

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/219852/
Detection(s):
SecuriteInfo.com.Variant.Lazy.92217.15063.14718.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Launching cmd.exe command interpreter
Sending a custom TCP request
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated overlay packed replace.exe
Link:
https://www.filescan.io/uploads/61e569c8d32385db63fb3875/reports/b852db0f-3f92-4586-a20f-82847c2fe711/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a98f5fb5-4afe-486e-8f4c-713bb0330fd4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/921803
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
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 virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 554279 Sample: BANK INFORMATION-M017012022... Startdate: 17/01/2022 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 7 other signatures 2->44 10 BANK INFORMATION-M017012022-017016.gz.exe 1 2->10         started        process3 file4 30 BANK INFORMATION-M...2-017016.gz.exe.log, ASCII 10->30 dropped 58 Writes to foreign memory regions 10->58 60 Allocates memory in foreign processes 10->60 62 Injects a PE file into a foreign processes 10->62 14 aspnet_compiler.exe 10->14         started        signatures5 process6 signatures7 64 Modifies the context of a thread in another process (thread injection) 14->64 66 Maps a DLL or memory area into another process 14->66 68 Sample uses process hollowing technique 14->68 70 2 other signatures 14->70 17 explorer.exe 14->17 injected process8 dnsIp9 32 www.gojajix.xyz 17->32 34 www.10dian-3.com 198.2.203.74, 49816, 80 PEGTECHINCUS United States 17->34 36 9 other IPs or domains 17->36 46 System process connects to network (likely due to code injection or exploit) 17->46 48 Performs DNS queries to domains with low reputation 17->48 50 Uses netsh to modify the Windows network and firewall settings 17->50 21 netsh.exe 17->21         started        24 autochk.exe 17->24         started        signatures10 process11 signatures12 52 Modifies the context of a thread in another process (thread injection) 21->52 54 Maps a DLL or memory area into another process 21->54 56 Tries to detect virtualization through RDTSC time measurements 21->56 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-01-17 09:14:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
24 of 27 (88.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wjh6bxioytlbvruqh5sxtvm5z76rpuhaalewqa5fkgvdvmltm7xq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
387508d9f7c0d79b09bde31b037d1c43ceb1ce799a0cc94a77a20226477b47f7
Formbook
48f6e66bd79f4963bd12037988a93f1708a63e4caa7e17a0ba7cc11fdb90076b
Formbook
586e65df6337c02078f617bdcbad67cc055c79df2f1c57899789cec1d65a7939
Formbook
5a573da6707c9373b0f49b049b07ddc21bc6976195b834473d0be2daaf52c173
Formbook
73f458d7e38ab748b7b7d3b3e680db9eb08d845c1b1b7c935a6ee453d8f03358
Formbook
84236953e6059c7733ecd777604a225ee85dc96740a46aac1379d13b3d57630d
Formbook
909b2ca8fbea2b6c03ccf3d90e0416b12df094fcf02c47fbf59839a9ce105538
Formbook
9998ff1d42d8af0fcc166bea36887eebf182e91d1816853d9f80e6cbbbaf9145
Formbook
a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df
Formbook
b59ebb440937c57845ec3a6b7251cecd72aed8a9f2e31966a31356cf1fac3eb0
Formbook
+ 12'505 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:be4o loader rat
Link:
https://tria.ge/reports/220117-qb2zpaacc9/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
8448cb26bbc12696f55012c7eb202518408cd0b4d7782aa3ef5bd25b0a5a6e86
MD5 hash:
06e0b802ddfced9bd00661c179e55f55
SHA1 hash:
14a90bca64fb347856c1f1f68bc77bb87d22852b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e783e813-ceda-4086-870c-0bb80abb78a8/
Parent samples :
b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef
cb51f3c16fbd5864ed8b436c89600948cdc76e2c0bf84aca221992f405a77eb9
6893bbff4695dce3754071670e11d7e7d310ad196b57cdb41cd8c3cd7ea3d8f3
3b8a5b17925c115df3673e81b408684a6199b9dc6e715810a43444d297c5089d
SH256 hash:
ec6f905c38f39e78c4744cf77278bc7ddcc98736388c19c11ee8764acad72faf
MD5 hash:
ef8cc9a5b816f3d527776677e8314874
SHA1 hash:
908c1ef2630fdba1f1e8229ee71eadf629114f18
Link:
https://www.unpac.me/results/e783e813-ceda-4086-870c-0bb80abb78a8/
SH256 hash:
b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef
MD5 hash:
70efe8387b56122c7dd699f2721e29a9
SHA1 hash:
4e4d75d7bcd6507b8739a9e5b5c835d317396aab
Link:
https://www.unpac.me/results/e783e813-ceda-4086-870c-0bb80abb78a8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Malspam

Formbook

gz 58b2919ca7c0f12320fc3508db29aba5cbd7d36d134903aa8333abe9f54d1728

Formbook

Executable exe b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 58b2919ca7c0f12320fc3508db29aba5cbd7d36d134903aa8333abe9f54d1728
Cape
Cape
https://www.capesandbox.com/analysis/219852/

Comments