MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9
SHA3-384 hash: b22b1f343cfc0f0974383de033b92e6ed7f743f4649e20a5d943534ad4a2edc5c3333dd5295dc59489d457da0e85fddf
SHA1 hash: 787d2b64abb0229553f3b1f0203a7ba2f892cc45
MD5 hash: d7d78f4909e2a420d594865720e6f6bc
humanhash: east-india-california-harry
File name:TRÍCH DẪN.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'199'104 bytes
First seen:2023-12-05 07:15:31 UTC
Last seen:2023-12-05 09:18:51 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 24576:gn5bn30RAmQTu0+pJTf0sOh5iApT1PGRiehBVdYXGjGTgiD264:g5JADJT0si5T1PI3hndPjpiC64
Threatray 547 similar samples on MalwareBazaar
TLSH T1BB4529AD3650B5DFC857CD76CAA81C64EA6078BB830BD203A01716ED994E69BCF144F3
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
316
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
TRÍCH DẪN.exe
Verdict:
Malicious activity
Analysis date:
2023-12-05 07:17:53 UTC
Tags:
formbook xloader stealer spyware
Link:
https://app.any.run/tasks/a503fd33-a4ae-472d-80dc-67d7b8b970b5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Trojan.Agent.HLX7M5.17585.7161.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Creating a file
Launching cmd.exe command interpreter
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9
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/15ac617e-377b-4b92-864d-05683f5bf414
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1353765
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses ipconfig to lookup or modify the Windows network settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1353765 Sample: TR#U00cdCH_D#U1eaaN.exe Startdate: 05/12/2023 Architecture: WINDOWS Score: 100 63 www.yzyz841.xyz 2->63 65 www.v72999.com 2->65 67 10 other IPs or domains 2->67 81 Multi AV Scanner detection for domain / URL 2->81 83 Found malware configuration 2->83 85 Malicious sample detected (through community Yara rule) 2->85 89 12 other signatures 2->89 11 TR#U00cdCH_D#U1eaaN.exe 7 2->11         started        15 LGlKFLRw.exe 5 2->15         started        signatures3 87 Performs DNS queries to domains with low reputation 63->87 process4 file5 53 C:\Users\user\AppData\Roaming\LGlKFLRw.exe, PE32 11->53 dropped 55 C:\Users\user\AppData\Local\...\tmp1995.tmp, XML 11->55 dropped 97 Detected unpacking (changes PE section rights) 11->97 99 Detected unpacking (overwrites its own PE header) 11->99 101 Uses schtasks.exe or at.exe to add and modify task schedules 11->101 103 Adds a directory exclusion to Windows Defender 11->103 17 RegSvcs.exe 11->17         started        20 powershell.exe 19 11->20         started        22 schtasks.exe 1 11->22         started        105 Antivirus detection for dropped file 15->105 107 Multi AV Scanner detection for dropped file 15->107 109 Machine Learning detection for dropped file 15->109 111 3 other signatures 15->111 24 RegSvcs.exe 15->24         started        26 schtasks.exe 1 15->26         started        28 RegSvcs.exe 15->28         started        30 RegSvcs.exe 15->30         started        signatures6 process7 signatures8 69 Modifies the context of a thread in another process (thread injection) 17->69 71 Maps a DLL or memory area into another process 17->71 73 Sample uses process hollowing technique 17->73 75 2 other signatures 17->75 32 explorer.exe 39 1 17->32 injected 36 conhost.exe 20->36         started        38 conhost.exe 22->38         started        40 conhost.exe 26->40         started        process9 dnsIp10 57 www.v72999.com 23.80.45.39, 49722, 80 LEASEWEB-USA-LAX-11US United States 32->57 59 www.stadtliche-arbeit.info 80.67.16.8, 49717, 80 GD-EMEA-DC-CGN1DE Germany 32->59 61 5 other IPs or domains 32->61 77 System process connects to network (likely due to code injection or exploit) 32->77 79 Uses ipconfig to lookup or modify the Windows network settings 32->79 42 ipconfig.exe 32->42         started        45 explorer.exe 32->45         started        47 autoconv.exe 32->47         started        signatures11 process12 signatures13 91 Modifies the context of a thread in another process (thread injection) 42->91 93 Maps a DLL or memory area into another process 42->93 95 Tries to detect virtualization through RDTSC time measurements 42->95 49 cmd.exe 42->49         started        process14 process15 51 conhost.exe 49->51         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-12-05 00:13:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pwxvtknc4gimsv2iuuyusjeaauhz7fn5uwgl6mfipwiugi2fqk4q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4cec04a3bd6c8875f1054e0c70d54067640440ad6676cb1e02f80fd36bd085d3
Formbook
60f31cb36be01c55029cfd0df0ec485dfbaeed434bc1dbbbdde091e767f7fdf3
Formbook
965f65d0873e8bbe9352ddb352941058bdef0e8c6a529141f742caa4f35aef05
Formbook
e269937583767980d580b0b8b2a95a9b241759e4836acb41618c8bd4c10ffcfa
Formbook
e82835d8472582cb801c463929cfd06f756dd80d276544a8e1a8e4f556d05c80
Formbook
+ 537 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:gy14 rat spyware stealer trojan
Link:
https://tria.ge/reports/231205-h3s7vshf9x/
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
Formbook payload
Formbook
Unpacked files
SH256 hash:
75accc0c2926e373c395dafe8324b0dbd256bb398ae8a765abbab18f2729c09a
MD5 hash:
f4aa278c181d6a5da571b7fa14025898
SHA1 hash:
523666ffb8bed7d116377446724536c553629dae
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Formbook
Create hunting rule
Link:
https://www.unpac.me/results/6f3171e3-fba0-4c04-9c44-b7ba153a4ebf/
Parent samples :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 hash:
797e57bd74a68f7b4808a213f5c319ee4f4b023bc73088175d4393dfee9fe329
MD5 hash:
3c927935fbd608e7628cc2c5ad7d52fd
SHA1 hash:
ee0c880c0614ac960fd641f7d479233584aed1d8
Link:
https://www.unpac.me/results/6f3171e3-fba0-4c04-9c44-b7ba153a4ebf/
SH256 hash:
d0fa1a886efbfd4ac7e208c34ef42b5dcd1b96278f401821b5cb51338e9c7ebc
MD5 hash:
a229a07265c09931a36a139000fc63f8
SHA1 hash:
6da33d450123e27f80789b4a3796ea9be3bf6c3e
Link:
https://www.unpac.me/results/6f3171e3-fba0-4c04-9c44-b7ba153a4ebf/
SH256 hash:
f1cf387517ef7855d80bb50df56799429c90d62a402c11a0f7e89b609a9a2252
MD5 hash:
a13f4ba8a1248c84f0054c944d2320f1
SHA1 hash:
3c6475d0312e1f82213e59c1c34c3f434f2d10c5
Link:
https://www.unpac.me/results/6f3171e3-fba0-4c04-9c44-b7ba153a4ebf/
SH256 hash:
7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9
MD5 hash:
d7d78f4909e2a420d594865720e6f6bc
SHA1 hash:
787d2b64abb0229553f3b1f0203a7ba2f892cc45
Link:
https://www.unpac.me/results/6f3171e3-fba0-4c04-9c44-b7ba153a4ebf/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7daf59a9a2e1/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/7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
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.

Malspam

Formbook

Executable exe 7daf59a9a2e190c95748a531492480050f9f95bda58cbf30a87d9143234582b9

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments