MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 940049a73f4604611186b3fe1f93bec8328d4ca2c486499d5be25df5b5d51ca9. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
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SHA256 hash: 940049a73f4604611186b3fe1f93bec8328d4ca2c486499d5be25df5b5d51ca9
SHA3-384 hash: 61663ff765c50daa41d5c832d0c755c85a043f4b0153783566747f65de4649386f0c84f5b8f1caf29b33049babfb65cb
SHA1 hash: 3b25f7c71d738f809c7075cfd72da8de990b4f49
MD5 hash: 6b107659d7e4b9fc7a1fa1c37b2c26ef
humanhash: iowa-cardinal-sink-shade
File name:PO KIPO000903 KIND122822.pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:745'984 bytes
First seen:2021-06-28 12:17:57 UTC
Last seen:2021-06-28 12:59:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:7PeAaS2Wwuo3/g6ix3o0wljWQBNikAEvpBr8kVUPutHCOO:7P/J2Kx3o0wlCQBNNAEjRmWtH
Threatray 8'184 similar samples on MalwareBazaar
TLSH A3F4BF352EED423AF5BA9F7D96A4244157BDF2236F03C92D78B912C90723682C5F113A
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
157
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO KIPO000903 KIND122822.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-06-28 12:23:57 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/36130076-68c2-4e51-831d-52b6a459cdca

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/168577/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.887.19862.25154.UNOFFICIAL
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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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d6f3e1d9-d04c-4828-b86f-aa84fc1b81ce
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/808803
Signature
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Process Start Without DLL
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
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 441214 Sample: PO KIPO000903 KIND122822.pdf.exe Startdate: 28/06/2021 Architecture: WINDOWS Score: 100 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Multi AV Scanner detection for dropped file 2->55 57 12 other signatures 2->57 8 PO KIPO000903 KIND122822.pdf.exe 7 2->8         started        11 explorer.exe 2->11         started        process3 dnsIp4 33 C:\Users\user\AppData\Roaming\xdKZfyzPQ.exe, PE32 8->33 dropped 35 C:\Users\...\xdKZfyzPQ.exe:Zone.Identifier, ASCII 8->35 dropped 37 C:\Users\user\AppData\Local\...\tmp33F8.tmp, XML 8->37 dropped 39 C:\...\PO KIPO000903 KIND122822.pdf.exe.log, ASCII 8->39 dropped 15 RegSvcs.exe 8->15         started        18 RegSvcs.exe 8->18         started        20 schtasks.exe 1 8->20         started        22 RegSvcs.exe 8->22         started        45 www.studiocerboni.com 107.163.207.83, 49723, 80 TAKE2US United States 11->45 47 www.merlin-hygieneforce.com 213.174.248.67, 49742, 80 INFOTECH-AT-ASSchaerdingerstr35AT Austria 11->47 49 2 other IPs or domains 11->49 59 System process connects to network (likely due to code injection or exploit) 11->59 24 msdt.exe 12 11->24         started        file5 signatures6 process7 dnsIp8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 27 conhost.exe 20->27         started        41 www.xgegqs.com 24->41 43 192.168.2.1 unknown unknown 24->43 69 Tries to detect virtualization through RDTSC time measurements 24->69 29 cmd.exe 1 24->29         started        signatures9 process10 process11 31 conhost.exe 29->31         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/940049a73f4604611186b3fe1f93bec8328d4ca2c486499d5be25df5b5d51ca9/
Threat name:
ByteCode-MSIL.Infostealer.Racealer
Create hunting rule
Status:
Malicious
First seen:
2021-06-28 02:38:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
45
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sqaetjz7iycgcemgwp7b7e56zazi2tfcysdethk34jo7lnovdsuq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00139ffbc60ffd8c46045238f984371a7cd5dd8a9c0f39af10eb0512bb82a40a
Formbook
1f608cb60e33615fb8a94a9d240d27cf99bbe344e24a486ed3311623611930a0
Formbook
2c2a99cd33ecf5c40ea8e15227d60b649c6eabbef386444a8a4d8030eb3b8d1b
Formbook
39ea098dc37c12477cdfde92cb07cf2840d907c262c582a2320ade782e01bbcf
Formbook
6da50c6b31b4125631987f40d7bd3dacab22c961ca9ba60dfdfa45120d5ec17a
Formbook
75eef833ff0c8434f8b093e781b54b3d33c0555613ffe75e05fa6c5bec70a77d
Formbook
94e436107d0fb47e65907647813f1914e8c847f3d6045098e65d1bc56abf280f
Formbook
ac339f7ecac47cfc3a860ad42986d9f8d68208e7c7df8b21d4640ade4f2b5131
Formbook
b55552391ee123f26e577b412c0df78bd0a59644ec510d1e7e708feff12a2abb
Formbook
ce5c68aa433096637d43913129f31a9ce61fe4023487f2b90e39a03520da88c3
Formbook
+ 8'174 additional samples on MalwareBazaar
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210628-3bakkf3hlj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.xgegqs.com/gscc/
Unpacked files
SH256 hash:
f1f998b267941e8630aac1292c796e2dce046fe5da131e4f31c8b1ba2e5d99ed
MD5 hash:
113184ad05b9cd41dae16120fea4873b
SHA1 hash:
e6f49b8fda293fd0409e05c1425894c50062d7b5
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b5cecf31-24e5-4c9e-bcef-19726742e3fe/
Parent samples :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 hash:
fec9f5d660e43f036f5aea95b0e3d66f3b50f039f405db539dde504ec18b860a
MD5 hash:
d9f87623f15f005bbdbefb18475eb986
SHA1 hash:
3640ffde09c8638ef6d6271ef2ef6b0b8d6486b3
Link:
https://www.unpac.me/results/b5cecf31-24e5-4c9e-bcef-19726742e3fe/
SH256 hash:
1c5e0a0d909d1da24af87967a1e154c8aa490a1f99c6624e7214d20eb84f4fec
MD5 hash:
81faf15c7e3c9446d906659f7c7a9f16
SHA1 hash:
d7e05a22b109ce608109dc509029a7fe22b4b8bf
Link:
https://www.unpac.me/results/b5cecf31-24e5-4c9e-bcef-19726742e3fe/
SH256 hash:
940049a73f4604611186b3fe1f93bec8328d4ca2c486499d5be25df5b5d51ca9
MD5 hash:
6b107659d7e4b9fc7a1fa1c37b2c26ef
SHA1 hash:
3b25f7c71d738f809c7075cfd72da8de990b4f49
Link:
https://www.unpac.me/results/b5cecf31-24e5-4c9e-bcef-19726742e3fe/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/940049a73f4604611186b3fe1f93bec8328d4ca2c486499d5be25df5b5d51ca9

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/168577/

Comments