MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e2d552e111d1303a2b72809cd77f7aab66ce3e7bdfc243f0dcb53c30d272736. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments 1

SHA256 hash: 6e2d552e111d1303a2b72809cd77f7aab66ce3e7bdfc243f0dcb53c30d272736
SHA3-384 hash: 51f1e5d46a440d5436e9417107e4d8c8c9bbee0559c41dff5c7c2909db548fbd62ca8b1bb4a1dd6d173997470c6fad78
SHA1 hash: 155412b7d9f08710cc0ae210453deaffe3651334
MD5 hash: 12ef0d814982f8902126ce887aca5741
humanhash: ceiling-stairway-mars-july
File name:12ef0d814982f8902126ce887aca5741
Download: download sample
Signature Formbook
File size:224'515 bytes
First seen:2022-04-22 16:37:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:HNeZmPj9xGVS30eE89rmG4U1PXzQHTo3DeDQePlSVLy36:HNlPRGSrmG4UtzQzBFSpE6
Threatray 15'283 similar samples on MalwareBazaar
TLSH T16C2412147A75E0BBE1B20F721C3AE6E3AEB565691834460F97E0AF4D7D236C0CA0E355
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching the process to change network settings
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
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
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 614052 Sample: 61qmScKTMK Startdate: 22/04/2022 Architecture: WINDOWS Score: 100 36 www.suprebahia.com 2->36 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 3 other signatures 2->58 12 61qmScKTMK.exe 18 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Local\...\sulgnixa.exe, PE32 12->34 dropped 15 sulgnixa.exe 12->15         started        process6 signatures7 68 Multi AV Scanner detection for dropped file 15->68 70 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->70 72 Tries to detect virtualization through RDTSC time measurements 15->72 74 Injects a PE file into a foreign processes 15->74 18 sulgnixa.exe 15->18         started        process8 signatures9 44 Modifies the context of a thread in another process (thread injection) 18->44 46 Maps a DLL or memory area into another process 18->46 48 Sample uses process hollowing technique 18->48 50 Queues an APC in another process (thread injection) 18->50 21 explorer.exe 18->21 injected process10 dnsIp11 38 www.thevillagetour.com 103.212.121.91, 49813, 80 WEBWERKS-AS-INWebWerksIndiaPvtLtdIN India 21->38 40 www.cortesdisenosroutercnc.com 93.185.100.165, 49811, 80 VSHOSTINGCZ Czech Republic 21->40 42 6 other IPs or domains 21->42 60 System process connects to network (likely due to code injection or exploit) 21->60 25 help.exe 21->25         started        28 autoconv.exe 21->28         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 30 cmd.exe 1 25->30         started        process15 process16 32 conhost.exe 30->32         started       
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-04-22 05:24:13 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader campaign:itq4 loader rat
Behaviour
Gathers network information
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
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Xloader Payload
Xloader
Unpacked files
SH256 hash:
6946c14dd935a808820969874dfaa74dc0973d701188ae2acbb3cb455ad7f36d
MD5 hash:
a83bec7845c19913b20146e50871f5d6
SHA1 hash:
58857bca0b6caff3a9eede7ea98f0ca571d24b65
SH256 hash:
6e2d552e111d1303a2b72809cd77f7aab66ce3e7bdfc243f0dcb53c30d272736
MD5 hash:
12ef0d814982f8902126ce887aca5741
SHA1 hash:
155412b7d9f08710cc0ae210453deaffe3651334
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:malware_Formbook_strings
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information


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

Web download

Formbook

Executable exe 6e2d552e111d1303a2b72809cd77f7aab66ce3e7bdfc243f0dcb53c30d272736

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-04-22 16:37:07 UTC

url : hxxp://198.12.81.20/doc88/DOC88.exe