MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7925bfeffefaa01d69572859c56899dd185df34a2b38f14fa14e9101a99e58f9. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash: 7925bfeffefaa01d69572859c56899dd185df34a2b38f14fa14e9101a99e58f9
SHA3-384 hash: e1a3035d24840251427f43e19abf5c6cd730e7df1fead1c32e7b3443f28845ea562e0254902a5bbb5f9c1ca3f231d663
SHA1 hash: b2a128132573bd24a462b0b60f31c994a487600a
MD5 hash: e0f72444697d26212fe0911bf480fb31
humanhash: quebec-oranges-fruit-utah
File name:ödeme fişi.exe
Download: download sample
Signature Formbook
File size:803'840 bytes
First seen:2022-02-10 17:42:20 UTC
Last seen:Never
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:kQ5CQkBLByMlVOPyAmFfqiLYCy+XRnvf5mRf3rCfxDbKkxJ0kaOWouI9UDRrmyOK:7UJro6AIfqaNymgkEOWxIcrmzV+uU
TLSH T1250501156BA84771E47EA3F86934813413F5385A7560EF4F9EF2E1DF2A22B804111FAB
Reporter abuse_ch
Tags:exe FormBook geo TUR

Intelligence


File Origin
# of uploads :
1
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
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 from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe update.exe
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
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)
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: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Powershell Defender Exclusion
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 570298 Sample: #U00f6deme fi#U015fi.exe Startdate: 10/02/2022 Architecture: WINDOWS Score: 100 44 www.fasterthantom.com 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 13 other signatures 2->52 10 #U00f6deme fi#U015fi.exe 7 2->10         started        signatures3 process4 file5 36 C:\Users\user\AppData\Roaming\QTFoKU.exe, PE32 10->36 dropped 38 C:\Users\user\...\QTFoKU.exe:Zone.Identifier, ASCII 10->38 dropped 40 C:\Users\user\AppData\Local\...\tmp54D6.tmp, XML 10->40 dropped 42 C:\Users\...\#U00f6deme fi#U015fi.exe.log, ASCII 10->42 dropped 60 Writes to foreign memory regions 10->60 62 Allocates memory in foreign processes 10->62 64 Adds a directory exclusion to Windows Defender 10->64 66 Injects a PE file into a foreign processes 10->66 14 RegSvcs.exe 10->14         started        17 powershell.exe 22 10->17         started        19 schtasks.exe 1 10->19         started        signatures6 process7 signatures8 68 Modifies the context of a thread in another process (thread injection) 14->68 70 Maps a DLL or memory area into another process 14->70 72 Sample uses process hollowing technique 14->72 74 2 other signatures 14->74 21 control.exe 14->21         started        24 explorer.exe 14->24 injected 26 conhost.exe 17->26         started        28 conhost.exe 19->28         started        process9 signatures10 54 Modifies the context of a thread in another process (thread injection) 21->54 56 Maps a DLL or memory area into another process 21->56 58 Tries to detect virtualization through RDTSC time measurements 21->58 30 cmd.exe 1 21->30         started        32 autofmt.exe 24->32         started        process11 process12 34 conhost.exe 30->34         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-02-10 17:23:58 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:gn27 rat spyware stealer trojan
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
Drops file in Windows directory
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
Unpacked files
SH256 hash:
4af67fe719b6d568f75355ea4ea17bb40829338b1808924bdfdb00983879116d
MD5 hash:
de9a3c641eee60c823d76777dc7dfff7
SHA1 hash:
0eed800b61726aef17a63451f1c43dd844a58b29
Detections:
win_formbook_g0 win_formbook_auto
SH256 hash:
9a9dc0919523eacbb294607febc1f322edca0de043e501f938dc233d46e1dc8e
MD5 hash:
c1c9ed9b1f710f82bd1ef324e721f0d2
SHA1 hash:
e8b4cad86278890c557c89d5b59fc4aea018f4a7
SH256 hash:
f365b92b11041eed57b6f7534e83e04167fce1cfacc570e79335292f3c0ea8aa
MD5 hash:
9147a2ef317fe384182d1281e5af8110
SHA1 hash:
bbe360e6eca29a32e1f787e1416ddad4d35dcf1a
SH256 hash:
2bcdc65fb43b89dcfcbf59b3146b4b7261d58ccbdbf6dd1477e8a59de9e543eb
MD5 hash:
782edcdf33857ef102819a5d728676a3
SHA1 hash:
77e427aea07dc55ef33ab8b3376896ec471afd49
SH256 hash:
7925bfeffefaa01d69572859c56899dd185df34a2b38f14fa14e9101a99e58f9
MD5 hash:
e0f72444697d26212fe0911bf480fb31
SHA1 hash:
b2a128132573bd24a462b0b60f31c994a487600a
Please note that we are no longer able to provide a coverage score for Virus Total.

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:crime_win32_ransom_avaddon_1
Author:@VK_Intel
Description:Detects Avaddon ransomware
Reference:https://twitter.com/VK_Intel/status/1300944441390370819
Rule name:exec_macros
Author:ddvvmmzz
Description:exec macros
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
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 7925bfeffefaa01d69572859c56899dd185df34a2b38f14fa14e9101a99e58f9

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments