MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 90b9df6a803fce475920ccd036a647601a8f65bec5a7a9bbdd59a86b4bf004bf. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
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SHA256 hash: 90b9df6a803fce475920ccd036a647601a8f65bec5a7a9bbdd59a86b4bf004bf
SHA3-384 hash: e3d830f09c3efba8b05cd46749ea81d68b4d2c0e7c736d4896bb4c2e365be3cec7c47c9fefc7f53498e01cecbc590e91
SHA1 hash: 7052d7dbe1a57c23be25673a1ac6a89facd6fa28
MD5 hash: 88d41675e7350635b69789e3fde00033
humanhash: oxygen-spring-emma-five
File name:LSP140322.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:946'688 bytes
First seen:2022-03-14 15:00:59 UTC
Last seen:2022-03-14 16:57:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 24576:6SB8mgnuYioXrhNcp7Rxfv6Nv4siZpuhzA:6SB8puYPXXcvxfiNcuhzA
Threatray 14'089 similar samples on MalwareBazaar
TLSH T14B15F1A13E596FC2F9395BF0005B46AEC3F329562E13D97A1EF06AC7041EF019566E23
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
202
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/250248/
Detection(s):
SecuriteInfo.com.Trojan.Hosts.49854.16105.15191.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/622f58b2b94fb38cb47b771f/reports/019240d3-a1cb-4e3d-83ba-ff83c00792c5/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:
Generic Malware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9e3e74c8-535f-49c0-9517-5ac89fbba7cd
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/956246
Signature
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 domain / URL
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
Self deletion via cmd delete
Sigma detected: Application Executed Non-Executable Extension
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 588730 Sample: LSP140322.exe Startdate: 14/03/2022 Architecture: WINDOWS Score: 100 34 www.civicinfluencers.net 2->34 36 civicinfluencers.net 2->36 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Multi AV Scanner detection for domain / URL 2->50 52 Found malware configuration 2->52 54 11 other signatures 2->54 11 LSP140322.exe 3 2->11         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\LSP140322.exe.log, ASCII 11->32 dropped 66 Tries to detect virtualization through RDTSC time measurements 11->66 68 Injects a PE file into a foreign processes 11->68 15 LSP140322.exe 11->15         started        signatures6 process7 signatures8 70 Modifies the context of a thread in another process (thread injection) 15->70 72 Maps a DLL or memory area into another process 15->72 74 Sample uses process hollowing technique 15->74 76 Queues an APC in another process (thread injection) 15->76 18 explorer.exe 15->18 injected process9 signatures10 44 System process connects to network (likely due to code injection or exploit) 18->44 46 Performs DNS queries to domains with low reputation 18->46 21 rundll32.exe 18->21         started        process11 signatures12 56 Self deletion via cmd delete 21->56 58 Modifies the context of a thread in another process (thread injection) 21->58 60 Maps a DLL or memory area into another process 21->60 62 Tries to detect virtualization through RDTSC time measurements 21->62 24 explorer.exe 2 151 21->24         started        28 cmd.exe 1 21->28         started        process13 dnsIp14 38 www.cimpactinc.com 156.234.188.106, 49843, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 24->38 40 palisadeslodgecondos.com 15.197.142.173, 49842, 80 TANDEMUS United States 24->40 42 21 other IPs or domains 24->42 64 System process connects to network (likely due to code injection or exploit) 24->64 30 conhost.exe 28->30         started        signatures15 process16
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/90b9df6a803fce475920ccd036a647601a8f65bec5a7a9bbdd59a86b4bf004bf/
Threat name:
ByteCode-MSIL.Trojan.FormBook
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Status:
Malicious
First seen:
2022-03-14 15:01:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
22 of 27 (81.48%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sc4562uah7heowjaztidnjshmani6zn6ywt2to65lgugws7qas7q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
03231087b8d197ac9adff7250c8ceb9c1e6d604c008e5622de78d7e1fcc78c1c
Formbook
085716dfefcb862a1677484242f5e03be402875e1752717a9e9f6ce346120ea4
Formbook
28c28db28e96276f72ce38a60d04f0711388d3f93ecb34d4721dc94fc2bf9f07
Formbook
9655ee4ca1167f87d9245041ab59e861d6b3bdde7897a3b4cb2deee8550bdaaa
Formbook
d3fae1feacb2e75560f838099213ae33385d6a0a11caa222a4f09024721e2720
Formbook
e321bd433e6e630bb69b21c80533446717274fd02eb74e74670934f5cc7e145c
Formbook
f725b6a2466a6f4c7084eeab5994e30b8ef836633c1a84d85c1899deb1808d3c
Formbook
+ 14'079 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:ahc8 loader rat suricata
Link:
https://tria.ge/reports/220314-sdwlssageq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
4ba151c67b778cd34dd861762d9474946f039c9d066ca04849a7b994bcc6460c
MD5 hash:
97baeeaab7313c74dfd7643c626f7dc5
SHA1 hash:
5419e7ebaabdf884bd2bde82b0aaee7b2cedb84f
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/1d62bac6-5e30-4a7d-8477-43fa1727df73/
Parent samples :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 hash:
3646a0a2677e767f16597913ed36ec18bb1830a7ddf41728fb22a758d2f850f6
MD5 hash:
c1e591e50f04e622445744144eacedf2
SHA1 hash:
eea7c69cd991a74d4243dab416ac9cd0aeae7f04
Link:
https://www.unpac.me/results/1d62bac6-5e30-4a7d-8477-43fa1727df73/
SH256 hash:
ddf1532eada524568c5dece0af6b3db9cdbc8133f71181b90747b9a3591dba4f
MD5 hash:
1d9f6d42c0b202831886570a38e66357
SHA1 hash:
731a1d53c550701bb3c06fa14d632d0c4dd971e5
Link:
https://www.unpac.me/results/1d62bac6-5e30-4a7d-8477-43fa1727df73/
SH256 hash:
5b7da029d64cea05a37737af6d68281d089430389f07168b6d4caa83792cc675
MD5 hash:
6cd61188afd9a9597b61c5431eee062d
SHA1 hash:
3e580950318104d6db7f4fe9e4ba26c4a88d4a0a
Link:
https://www.unpac.me/results/1d62bac6-5e30-4a7d-8477-43fa1727df73/
SH256 hash:
90b9df6a803fce475920ccd036a647601a8f65bec5a7a9bbdd59a86b4bf004bf
MD5 hash:
88d41675e7350635b69789e3fde00033
SHA1 hash:
7052d7dbe1a57c23be25673a1ac6a89facd6fa28
Link:
https://www.unpac.me/results/1d62bac6-5e30-4a7d-8477-43fa1727df73/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/90b9df6a803f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/90b9df6a803fce475920ccd036a647601a8f65bec5a7a9bbdd59a86b4bf004bf

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

zip 4eb40a6b3ce3b6cc6b6fa80a9c07830d24a159be186d679b389da531425a7bed

Formbook

Executable exe 90b9df6a803fce475920ccd036a647601a8f65bec5a7a9bbdd59a86b4bf004bf

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 4eb40a6b3ce3b6cc6b6fa80a9c07830d24a159be186d679b389da531425a7bed
Cape
Cape
https://www.capesandbox.com/analysis/250248/

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