MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec97b2959f4dc8a687cf3b573c50bd1eccb24c756e2070be312f9fc4136f067e. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ec97b2959f4dc8a687cf3b573c50bd1eccb24c756e2070be312f9fc4136f067e
SHA3-384 hash: 886ee89529e699f5f4b00a30e28cb65fc83948167468bfb7a400028a08ff641b0e679444c2620c21f9e6cdcee082a32f
SHA1 hash: 689c412c479bb2d1f4aaad821e6be5a2f1ca94ba
MD5 hash: 0f56bac1a380f84eb814ec7730b472f1
humanhash: timing-venus-sink-failed
File name:SecuriteInfo.com.Trojan.PackedNET.1681.13901.8451
Download: download sample
Signature Formbook
Create hunting rule
File size:969'728 bytes
First seen:2022-11-23 18:43:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:oM+L74mBfNUstzom3r8JNJ5wNGX/LhtW12kNnqlxn7K9x/kF0nCdbJ2McWt:8IPAGdtwNnqlxn294jJBv
Threatray 18'564 similar samples on MalwareBazaar
TLSH T1B1256B4F2B7FDEF0FA245CFB221557039D3651D9BA8ACA7883984BC660F260C5B74864
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 SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
290
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.PackedNET.1681.13901.8451
Verdict:
Malicious activity
Analysis date:
2022-11-23 18:45:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7c2083a1-fe60-44f6-bf28-558f03a43815

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/337809/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1681.13901.8451.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/637e69f900c584752ee1a136/reports/886c724d-6188-4f36-85c4-7967b0e088db/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/6f417d9f-68bd-40a5-9fa8-bd8c13bb1f3a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1120010
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
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 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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
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: 752723 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 23/11/2022 Architecture: WINDOWS Score: 100 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 Sigma detected: Scheduled temp file as task from temp location 2->64 66 8 other signatures 2->66 10 vWseeObQueiUS.exe 5 2->10         started        13 SecuriteInfo.com.Trojan.PackedNET.1681.13901.8451.exe 7 2->13         started        process3 file4 74 Multi AV Scanner detection for dropped file 10->74 76 Machine Learning detection for dropped file 10->76 78 Tries to detect virtualization through RDTSC time measurements 10->78 80 Injects a PE file into a foreign processes 10->80 16 vWseeObQueiUS.exe 10->16         started        19 schtasks.exe 1 10->19         started        44 C:\Users\user\AppData\...\vWseeObQueiUS.exe, PE32 13->44 dropped 46 C:\...\vWseeObQueiUS.exe:Zone.Identifier, ASCII 13->46 dropped 48 C:\Users\user\AppData\Local\...\tmpE5D8.tmp, XML 13->48 dropped 50 SecuriteInfo.com.T....13901.8451.exe.log, ASCII 13->50 dropped 82 Uses schtasks.exe or at.exe to add and modify task schedules 13->82 84 Adds a directory exclusion to Windows Defender 13->84 21 powershell.exe 19 13->21         started        23 schtasks.exe 1 13->23         started        25 SecuriteInfo.com.Trojan.PackedNET.1681.13901.8451.exe 13->25         started        27 SecuriteInfo.com.Trojan.PackedNET.1681.13901.8451.exe 13->27         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 16->52 54 Maps a DLL or memory area into another process 16->54 56 Sample uses process hollowing technique 16->56 58 Queues an APC in another process (thread injection) 16->58 29 explorer.exe 16->29 injected 31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        35 conhost.exe 23->35         started        process8 process9 37 raserver.exe 29->37         started        signatures10 68 Modifies the context of a thread in another process (thread injection) 37->68 70 Maps a DLL or memory area into another process 37->70 72 Tries to detect virtualization through RDTSC time measurements 37->72 40 cmd.exe 1 37->40         started        process11 process12 42 conhost.exe 40->42         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ec97b2959f4dc8a687cf3b573c50bd1eccb24c756e2070be312f9fc4136f067e/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-22 02:30:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5sl3ffm7jxeknb6phnltyuf5d3gletdvnyqhbprrf6p4ie3paz7a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0422eb91595e9d98d7f4373f91bf00c8da685e1cae1545082807698d9be95b8a
Formbook
0a945bb9d22fe4330c70ef916aeaf9a375661c758a8ae6e60effbd725b95baf0
Formbook
3a22fb14f837309023971bf41b88cfc9b3ae7d9db44da63257d36d73dbd716ad
Formbook
5d781e4eb5ff900fa98654ed3c4de450539f80dda2f2e03a6303f781937ecbd4
Formbook
78c83e6e7ce1c4708302ea7cd0a51b142b49f1e58e5fdefa07d9891b019683a4
Formbook
af950b5a12cb2f97b66be1ca4cd05b528919e25ef03c04a07d8b25af2acb501a
Formbook
cf241bb419e3f76e1de76514e4c015b2afd1ddcdfa52ae158717e78f7090e014
Formbook
d6542847f6e753bcb676e6d891d85d88ff5a38fe7150975f53ac5863922a7667
Formbook
e12e92ded58d05cf87a0cdf4323859145f5aa09da69e4dd3ab622e65a9888587
Formbook
+ 18'554 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:oi05 rat spyware stealer trojan
Link:
https://tria.ge/reports/221123-xdgvvsef69/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Unpacked files
SH256 hash:
b13398f344cf3dd0b6fe84d88c660632fb920b5372ae3c6589ee066943701ce2
MD5 hash:
4545769ce5c787ac0bbe1d83ac5f41ac
SHA1 hash:
9bbdb83fcc1e3a6b87155001a7ab2188a9518111
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/83deedb7-509d-46c8-9acd-58f6d6ebf0d7/
Parent samples :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 hash:
b844a1c1fe6f4bb180ee03beb0a150e8621646822357c9f8ffb36bb0e27e342a
MD5 hash:
441f3ed76faa64115527ea1e7ab39519
SHA1 hash:
cef6ff0db32ee429ae764372ae50de4113dee594
Link:
https://www.unpac.me/results/83deedb7-509d-46c8-9acd-58f6d6ebf0d7/
SH256 hash:
50321b3982ea3d41d6fab4bcfd9e6883fa86abd1e80b19bb6f295625253f7cf1
MD5 hash:
1a2d59abc72ee7e9c53bbdd2c3cff171
SHA1 hash:
c6cd696bb56bc310d7b4f74b7c3aeed1ad6120f2
Link:
https://www.unpac.me/results/83deedb7-509d-46c8-9acd-58f6d6ebf0d7/
SH256 hash:
4f252c9b52aa45c3098d9112ecc472938b4717d000e538258ab1837c09a2927a
MD5 hash:
d64e5758c44ab66977085c313e776698
SHA1 hash:
8b91b8ca3a994289a6be013f776cfbc106b2e4b1
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/83deedb7-509d-46c8-9acd-58f6d6ebf0d7/
SH256 hash:
7f272c4db499b1501a5ea1711d23de0e6a0c07faf16275e9b01722dae889c7c9
MD5 hash:
dd8b9511dda8eb7c84e1621046828883
SHA1 hash:
7f715270ffcadcba5c3148d2a0cecfaaf6c2e805
Link:
https://www.unpac.me/results/83deedb7-509d-46c8-9acd-58f6d6ebf0d7/
SH256 hash:
ec97b2959f4dc8a687cf3b573c50bd1eccb24c756e2070be312f9fc4136f067e
MD5 hash:
0f56bac1a380f84eb814ec7730b472f1
SHA1 hash:
689c412c479bb2d1f4aaad821e6be5a2f1ca94ba
Link:
https://www.unpac.me/results/83deedb7-509d-46c8-9acd-58f6d6ebf0d7/
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/ec97b2959f4dc8a687cf3b573c50bd1eccb24c756e2070be312f9fc4136f067e

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/337809/

Comments