MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
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SHA256 hash: 99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d
SHA3-384 hash: 4c563884f11733ca23ecdf721e2c6e9e289e291cf2fbba615d9f2a55c9213f41b84675461375632e5087124e9a364122
SHA1 hash: fa27f2a588d5747b6c8543b2f8472c43d9568a5e
MD5 hash: 35a057711aa053e318611df5092ec989
humanhash: social-bulldog-nineteen-bacon
File name:RFQ-2004500U-PDF-.exe
Download: download sample
Signature Formbook
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File size:796'672 bytes
First seen:2023-06-17 06:03:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:8wvwxsB2lZMIq2FzkhrbdYhFLWHN+hVx9AJQQEXqXdV:FwxaJIqOemzoN+5Kf4qXdV
TLSH T17C050241AAED4B0AD8FF63F4452095304BF2B46F7536E35E1E82B4E56A62B104F42F27
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
557
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
RFQ-2004500U-PDF-.exe
Verdict:
Malicious activity
Analysis date:
2023-06-17 06:04:52 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/2db279f7-a0d8-4584-872e-876e9e765ce6

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/399610/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67517315.6044.2040.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
Sending a custom TCP request
Creating a process with a hidden window
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
clipbanker comodo darkkomet packed
Link:
https://www.filescan.io/uploads/648d4cd24785e65ed991ac26/reports/81575fe0-04ad-4717-ae7a-6069da2f8799/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d
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/4644f8c0-0f0c-458a-a861-a100ab0f597d
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1256402
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
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 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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
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: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 889422 Sample: RFQ-2004500U-PDF-.exe Startdate: 17/06/2023 Architecture: WINDOWS Score: 100 68 Snort IDS alert for network traffic 2->68 70 Multi AV Scanner detection for domain / URL 2->70 72 Found malware configuration 2->72 74 9 other signatures 2->74 10 RFQ-2004500U-PDF-.exe 6 2->10         started        14 QFJqnVs.exe 4 2->14         started        process3 file4 48 C:\Users\user\AppData\Roaming\QFJqnVs.exe, PE32 10->48 dropped 50 C:\Users\user\...\QFJqnVs.exe:Zone.Identifier, ASCII 10->50 dropped 52 C:\Users\user\AppData\Local\...\tmp832B.tmp, XML 10->52 dropped 82 Uses schtasks.exe or at.exe to add and modify task schedules 10->82 84 Adds a directory exclusion to Windows Defender 10->84 86 Tries to detect virtualization through RDTSC time measurements 10->86 16 RFQ-2004500U-PDF-.exe 10->16         started        19 powershell.exe 21 10->19         started        21 schtasks.exe 1 10->21         started        88 Multi AV Scanner detection for dropped file 14->88 90 Machine Learning detection for dropped file 14->90 92 Injects a PE file into a foreign processes 14->92 23 QFJqnVs.exe 14->23         started        25 schtasks.exe 1 14->25         started        27 QFJqnVs.exe 14->27         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 16->60 62 Maps a DLL or memory area into another process 16->62 64 Sample uses process hollowing technique 16->64 66 Queues an APC in another process (thread injection) 16->66 29 explorer.exe 5 1 16->29 injected 33 conhost.exe 19->33         started        35 conhost.exe 21->35         started        37 conhost.exe 25->37         started        process8 dnsIp9 54 lobosmc12.com 108.179.252.154, 49703, 80 UNIFIEDLAYER-AS-1US United States 29->54 56 www.lostdrivinglicence.co.uk 212.32.237.101, 49705, 80 LEASEWEB-NL-AMS-01NetherlandsNL Netherlands 29->56 58 12 other IPs or domains 29->58 94 System process connects to network (likely due to code injection or exploit) 29->94 39 raserver.exe 29->39         started        42 rundll32.exe 29->42         started        signatures10 process11 signatures12 76 Modifies the context of a thread in another process (thread injection) 39->76 78 Maps a DLL or memory area into another process 39->78 80 Tries to detect virtualization through RDTSC time measurements 39->80 44 cmd.exe 39->44         started        process13 process14 46 conhost.exe 44->46         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d/
Threat name:
ByteCode-MSIL.Trojan.Leonem
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Status:
Malicious
First seen:
2023-06-14 06:51:58 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=teac6datatzzf64tysflza54x2emikcuybxl5pdxmf4re5d3p4oq._file
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:ae30 rat spyware stealer trojan
Link:
https://tria.ge/reports/230617-gskx3aad84/
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 WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
b56fd59488310faed9f321af83f087656ac3c3c7d0e38f2d21a4283ed8b077a3
MD5 hash:
282ebb9b52249c2d2d05c07a3f73bb5a
SHA1 hash:
987b1df03d441c27d03b18b0ae9c3cc16570231b
Detections:
FormBook
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win_formbook_w0
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/59718c90-fc27-4eca-8f34-73e9f6c200e5/
Parent samples :
234d425a3c85a27252fa477d05a387a30a6e248f1ea17b2e7fcaac13cb9c8db3
1c50b01cbeaf831465322319b5697cea9f857dc113127439230c86c68ebb6698
706b8957fa0e937d89e442c4f15362a507cf950617dd5ddb16f16ef1dfc1c00e
3399e556b5931f7d9e3a9ec6a5958bcf5df4f26596b0efb5157cd83c89ed0d1c
02354632f0dde13e166506a0db3ba41f85969b334cccfd80e2a0e121d1965a25
04a56a61c1ee4f2b5710672cc9d7564086746e99d1e1ea32baf845c5be3758ce
d5620e317780ea9daa8f2236dc8dc6890896f239e7c5ffc74e3f20b3f38a5aa3
6a79ff58cccc4e4acc9a7007aa5385beaab8066bd5de50b28f9988c4640680b6
584d6d4f82f64c03af6ee20622268cff5230cf414178cfd3a2aebdfacf868bbb
08de074ed5f07c8a4fa5b8bd0c2533dd476ae019981c6550851766eb94368183
496812217f923899da536782942ea5c95a679d55552ab81c8ec2c15c9ba58502
1d278f399e7f0d1d2e94cbfec05d485baf83006b6b65230ef77ea586e567f78a
fb9e9215deca3e197ebc03f3e84fd2c02fed5cb14ae31c5693dfd7a8727b9443
2a187cdbf09aca5958c000b39783b1974b3493353853d59461175826852bd4d5
99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d
a6337679374115464adcacb0797f1eb2ebb1ee08808c74b66d437800eb5c9141
1fa35a115a9d18ff487e054280cc820850b58488868f27d6492d3866e71c5540
81cc12cb517ef66335a22cae970b19cc0f43f874cb97ee1acd757fe0b5e52b36
SH256 hash:
12298aefa6c4d429d4347701dd37527ed42face8773b3ac4338d3d6062ce2a55
MD5 hash:
33709a558fb4f1cd464569cf03b31c2c
SHA1 hash:
f6c7d7f44d9a9303e0c4b022a2cbe0a01ba4ab78
Link:
https://www.unpac.me/results/59718c90-fc27-4eca-8f34-73e9f6c200e5/
SH256 hash:
52f358d201e81d3a0391cedd3042e2f957555b77aa49559f7fb810bbb7673ba1
MD5 hash:
c785ddc46141af772c75101d17c46a41
SHA1 hash:
e248723b6f60cc7607980d07172b64c33b2b2f15
Link:
https://www.unpac.me/results/59718c90-fc27-4eca-8f34-73e9f6c200e5/
SH256 hash:
d6d27ed1939b8527bfaab77b5cda589e3cdc842639958f7b4b63aed35ac7a7ab
MD5 hash:
72b601a1609673f221ca537200e6f074
SHA1 hash:
9bd391169223d5d967cbda11e237b68204cb8511
Link:
https://www.unpac.me/results/59718c90-fc27-4eca-8f34-73e9f6c200e5/
SH256 hash:
3067f8f9429c135268e604c57d235fad165efac85273438f0fe84c474c76ba69
MD5 hash:
a40f015a60114b1ebabbdc054db4b571
SHA1 hash:
575231350b3de527b168d60614f27906d538736f
Link:
https://www.unpac.me/results/59718c90-fc27-4eca-8f34-73e9f6c200e5/
SH256 hash:
99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d
MD5 hash:
35a057711aa053e318611df5092ec989
SHA1 hash:
fa27f2a588d5747b6c8543b2f8472c43d9568a5e
Link:
https://www.unpac.me/results/59718c90-fc27-4eca-8f34-73e9f6c200e5/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/99002f0c1304/report/overview.html
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/99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d

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

Executable exe 99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/399610/

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