MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 11f548bf822afed0e9721c9dad0132cfc29fe5cc5812a2051ccde349ce213f49. 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

SHA256 hash: 11f548bf822afed0e9721c9dad0132cfc29fe5cc5812a2051ccde349ce213f49
SHA3-384 hash: f9144fbbba21b015b55043e202b49d4e08746cf2cbedabba98fec54f68d4e1e35084c1cb458d2b7c2bbe3463c75677cb
SHA1 hash: 61d49a8850820b9671e8a65728d968fd37dee803
MD5 hash: bc763e54356a8ee79c33ec67ce28c94d
humanhash: muppet-football-network-twelve
File name:SecuriteInfo.com.Trojan.PackedNET.1400.8905.24238
Download: download sample
Signature Formbook
File size:507'904 bytes
First seen:2022-06-30 00:37:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:mXCX2evySoBNWXLsip6PeeCDvY5sYgtssdFmVX:mSlvRoDWXoi8tjsva
TLSH T158B412A07560F829DA6B0BBB4D3382D44339D1E9781FDB4DC95150CE45FB7A082E2DA7
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 6161c4cc8c86d4c4 (11 x AgentTesla, 8 x SnakeKeylogger, 6 x Formbook)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
251
Origin country :
n/a
Vendor Threat Intelligence
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
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
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 signatures2 2 Behavior Graph ID: 654765 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 30/06/2022 Architecture: WINDOWS Score: 100 46 Snort IDS alert for network traffic 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Antivirus detection for URL or domain 2->50 52 7 other signatures 2->52 10 SecuriteInfo.com.Trojan.PackedNET.1400.8905.exe 7 2->10         started        process3 file4 36 C:\Users\user\AppData\...\AfVakqHcjht.exe, PE32 10->36 dropped 38 C:\Users\user\AppData\Local\...\tmp924B.tmp, XML 10->38 dropped 40 SecuriteInfo.com.T...T.1400.8905.exe.log, ASCII 10->40 dropped 56 Uses schtasks.exe or at.exe to add and modify task schedules 10->56 58 Writes to foreign memory regions 10->58 60 Adds a directory exclusion to Windows Defender 10->60 62 Injects a PE file into a foreign processes 10->62 14 RegSvcs.exe 10->14         started        17 powershell.exe 25 10->17         started        19 schtasks.exe 1 10->19         started        signatures5 process6 signatures7 70 Modifies the context of a thread in another process (thread injection) 14->70 72 Maps a DLL or memory area into another process 14->72 74 Sample uses process hollowing technique 14->74 76 2 other signatures 14->76 21 explorer.exe 14->21 injected 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        process8 dnsIp9 42 www.kayseriadsl.com 142.4.110.8, 49817, 80 PEGTECHINCUS United States 21->42 44 www.torontonianapparel.ca 21->44 54 System process connects to network (likely due to code injection or exploit) 21->54 29 systray.exe 21->29         started        signatures10 process11 signatures12 64 Modifies the context of a thread in another process (thread injection) 29->64 66 Maps a DLL or memory area into another process 29->66 68 Tries to detect virtualization through RDTSC time measurements 29->68 32 cmd.exe 1 29->32         started        process13 process14 34 conhost.exe 32->34         started       
Threat name:
ByteCode-MSIL.Spyware.Noon
Status:
Malicious
First seen:
2022-06-30 00:38:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
10 of 26 (38.46%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:de08 rat spyware stealer suricata 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
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
3f78f0ffadf4d713bbf5893516266f1528159c5f76d2b0c004162c3c76ca1684
MD5 hash:
035b80025b80603c2338447c8f9deae9
SHA1 hash:
99cd99c2d63e71c6e0d389b8ec0734d4b98c0e72
Detections:
win_formbook_g0 win_formbook_auto FormBook
SH256 hash:
c10766b641fea6adb8b0ca93f89288e356571fae87bc147379122c12b41c932b
MD5 hash:
b0693efa44dfd09c52cc1ea5b2b6793b
SHA1 hash:
ee9aaa156365b7bd48d65c9367a9aab502d772ae
SH256 hash:
0cb6aef1fa57d11408e47ae071485ef8f48c2982997b8d74b47a4151d85b978c
MD5 hash:
843aa6edf83bff7b61c6a5369ef41e95
SHA1 hash:
d1bfeec8eaac9a1dacf2f7062ce964d8e7d77085
SH256 hash:
f09dd24f8ecb14ce4faad9c773e5cc7d3b57aa58223ee51eff8315f58040303a
MD5 hash:
b8fca82044d8766d9233811a5d4e7a45
SHA1 hash:
4672870e63b9d0ae8d3de80db1a8d217fe0f5619
SH256 hash:
16b9fc4700292684bae0ef2da4a4f4b393103771e93c0b48747df8a24af40d59
MD5 hash:
12ae0e4078e6e9da25181468d72b7ef4
SHA1 hash:
3f88feb096debc12d2f72bac4dfe7e799c7bbf36
SH256 hash:
11f548bf822afed0e9721c9dad0132cfc29fe5cc5812a2051ccde349ce213f49
MD5 hash:
bc763e54356a8ee79c33ec67ce28c94d
SHA1 hash:
61d49a8850820b9671e8a65728d968fd37dee803
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: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.

Comments