MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b. 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: 72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b
SHA3-384 hash: e2f18f16d241b41e0b3be3c430b0a322b75119d7c8576a0e9e48b3885b75374f3336bb688c652a350a8e4357b2688e86
SHA1 hash: d765e7dac0b969de944625d7d2d4e589364adea4
MD5 hash: 186c4487407f9932868d87281e1ff8d3
humanhash: high-eight-carpet-pennsylvania
File name:PRUEBA DE PAGO.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:716'288 bytes
First seen:2022-08-04 15:55:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:THJg6SKlpxbBSbeMnJiMXlESUzNKX/4pDVyA6P5zGcf2IHytbNYPy:THnLlpxtXT5TyAa5zGcf2ISbaa
Threatray 15'227 similar samples on MalwareBazaar
TLSH T11BE4014122AA4F07E57A5FF1B231A06007F2293A7162E2984DE97CFB58B6F530F51E17
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter 604Kuzushi
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
482
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PRUEBA DE PAGO.exe
Verdict:
Malicious activity
Analysis date:
2022-08-04 15:57:56 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/09078d0a-c550-45b2-af51-68e2764aa619

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/296523/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.29234.859.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
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/62ebec515c07b66577f9cad7/reports/3f1b48d5-6da4-4ef3-8c58-421357ea0d64/overview
Result
Verdict:
UNKNOWN
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/84384a07-0770-4ac8-b462-0effad2a1715
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1046378
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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: 678871 Sample: PRUEBA DE PAGO.exe Startdate: 04/08/2022 Architecture: WINDOWS Score: 100 44 Malicious sample detected (through community Yara rule) 2->44 46 Yara detected AntiVM3 2->46 48 Yara detected FormBook 2->48 50 8 other signatures 2->50 10 PRUEBA DE PAGO.exe 7 2->10         started        process3 file4 36 C:\Users\user\AppData\Roaming\gWZeik.exe, PE32 10->36 dropped 38 C:\Users\user\...\gWZeik.exe:Zone.Identifier, ASCII 10->38 dropped 40 C:\Users\user\AppData\Local\...\tmpAC72.tmp, XML 10->40 dropped 42 C:\Users\user\...\PRUEBA DE PAGO.exe.log, ASCII 10->42 dropped 52 Adds a directory exclusion to Windows Defender 10->52 14 RegSvcs.exe 10->14         started        17 RegSvcs.exe 10->17         started        19 powershell.exe 24 10->19         started        21 schtasks.exe 1 10->21         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 23 explorer.exe 14->23 injected 68 Tries to detect virtualization through RDTSC time measurements 17->68 25 conhost.exe 19->25         started        27 conhost.exe 21->27         started        process8 process9 29 chkdsk.exe 23->29         started        signatures10 54 Modifies the context of a thread in another process (thread injection) 29->54 56 Maps a DLL or memory area into another process 29->56 58 Tries to detect virtualization through RDTSC time measurements 29->58 32 cmd.exe 1 29->32         started        process11 process12 34 conhost.exe 32->34         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b/
Threat name:
ByteCode-MSIL.Spyware.SnakeLogger
Create hunting rule
Status:
Malicious
First seen:
2022-08-04 15:56:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
20 of 26 (76.92%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ojzfy4ihrtct5yvp62asu37cuzgpvcml6khwvamnfixqvwcl2rvq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2769895af5c913d18386c518e8279a991e7ba1c02ab5bb92bb05f359f646caf5
Formbook
371982ab20054b57f6cd8698e9f64498c7a857b412d370febbf44d8cbe7f2285
Formbook
528eeb06e53ab90b33bb403f8b5b89c614c1ceeccbcb18429457dd69821d52cb
Formbook
60f13fad901db97995cd02489a30933d55850bc0aec41d5a072b3380878782ed
Formbook
7033ac5326d6b7333097a0ade9df1b7988d079360773e007663e6af9dc20a76c
Formbook
a69ee77f4eb102a3528594435748d3a1e2925022a6d986eac8d32feb068c1f36
Formbook
afa4507bce58af7b4050b41a86eabf424ac0e89a69b8a962c1dd58a1620457b5
Formbook
d099e42a4c8649fe039ab52c7f479a31e897242f211a0c2e073aeaf12fcd34ee
Formbook
dba99585218765f78dddf353fa0bc8cda522649bb25e13d71dfcd316e5d7c3f1
Formbook
e320d82067b3b2fe0cd1d0b8c0655f8c974b60c4a1834b37a51d6170c615edc3
Formbook
+ 15'217 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:d1s6 rat spyware stealer trojan
Link:
https://tria.ge/reports/220804-tdcdlahfcq/
Behaviour
Creates scheduled task(s)
Modifies registry class
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:
f07515f681b7b0e082d891c18c95462991eabbd75ecde54c212dd35d190d7a84
MD5 hash:
4fae6cb9dfa41f07494f3c7b1d3aa430
SHA1 hash:
9c5216c7050196aec5c2eac23375a5aab6b428a7
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Link:
https://www.unpac.me/results/cf73f652-6497-4d86-8da8-a9108df63ec8/
Parent samples :
72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b
4cb742927b299c24ca04c80d3ea10a5e3b4a5aa6508aba92c0e9e5fce2eebab1
637f702a6f06a32c6b1794df68ccf1e7f29a2aa38b468b296816ba9010606a1a
61e02739fb76c2e56860acdbeda1ed43769648fc4e7908c31b7194ff94a3981d
9238603739f090fa4b311ab4c76739c1b54d21e410139c6be208025b4dd7a33f
61c8ca02306264110104d4803a15eacc1949f65dd2b1723f159ed3f93553a384
663a1d5b9cec98717c0c4007942db9627fd88ec897d21f80e6fa0ddce642e22e
bfac76ed38d1b5d2737a76ce7c59f1651040d11c1ec63388364e4cd37cc4fbee
7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/cf73f652-6497-4d86-8da8-a9108df63ec8/
SH256 hash:
5dad5ae8f87f1949c34657c20de4c26432777bc3acae1d45a2cde41338ac0f5f
MD5 hash:
ad411d9b1c85b4b449eb3985917a3315
SHA1 hash:
d2b68e332b6cd28ad9427e0447f09da2478d5efc
Link:
https://www.unpac.me/results/cf73f652-6497-4d86-8da8-a9108df63ec8/
SH256 hash:
2aa0eb9bda870263f12ba0f0a8a26182763fa58fa3dc480d7266222a724e96dc
MD5 hash:
7a4e48099b2e90a72c35e4a3c71a331b
SHA1 hash:
9540517209ce4cb26d6080c216948435780de48f
Link:
https://www.unpac.me/results/cf73f652-6497-4d86-8da8-a9108df63ec8/
SH256 hash:
a9c5b2c628a47247402ff05d399855caf6f6a22146d44cd0fd9d7fc05a65ba66
MD5 hash:
228ff1006be83039e4de2b5e0475a5b0
SHA1 hash:
3adef5cc343067fa6b9d5e712114dc619c867a72
Link:
https://www.unpac.me/results/cf73f652-6497-4d86-8da8-a9108df63ec8/
SH256 hash:
72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b
MD5 hash:
186c4487407f9932868d87281e1ff8d3
SHA1 hash:
d765e7dac0b969de944625d7d2d4e589364adea4
Link:
https://www.unpac.me/results/cf73f652-6497-4d86-8da8-a9108df63ec8/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/72725c71078c/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/72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b

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
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 72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/296523/

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