MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d77668e2f68ed03f163c9616e96a0493817db21aebc80a52bce6b736e9280529. 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: 12


Intelligence 12 IOCs YARA File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d77668e2f68ed03f163c9616e96a0493817db21aebc80a52bce6b736e9280529
SHA3-384 hash: 874fbbb22cb96e69c5c2ab71dda6ea3160af8c847e117930c1bc6c328d941aa13b20e75be8ef438c2d71fb87a09aed24
SHA1 hash: fd7c2d2167f1161bfad14e9281a1e8f12f3f90d6
MD5 hash: a5303e694598bc85a4bf3ac11c24a44d
humanhash: romeo-sad-dakota-early
File name:a5303e694598bc85a4bf3ac11c24a44d
Download: download sample
Signature Formbook
Create hunting rule
File size:277'367 bytes
First seen:2022-05-31 17:26:59 UTC
Last seen:2022-05-31 19:06:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 55f3dfd13c0557d3e32bcbc604441dd3 (124 x Formbook, 18 x Loki, 13 x AgentTesla)
ssdeep 6144:B0YqG6z/CdvrFA6LChLQ14taRSqmAjyQCeb5bV7E:ezaXuhLm4taYvALV9E
TLSH T13B4423E7A1B840E7E0912C710AFBF3F7D2B6E0460115E3DB57340EF545B54E1A60ABAA
TrID 92.9% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133)
3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
1.1% (.EXE) Win64 Executable (generic) (10523/12/4)
0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
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 :
2
# of downloads :
1'130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
a5303e694598bc85a4bf3ac11c24a44d
Verdict:
Malicious activity
Analysis date:
2022-05-31 17:38:00 UTC
Tags:
installer formbook trojan stealer
Link:
https://app.any.run/tasks/915ad56c-6a16-4a2d-a427-ecb8fdcaeb44

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/275786/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.60225.11101.23973.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
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/7fcf3c9f-410f-4c13-96ba-10f501d42bc6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1004466
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 domain / URL
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
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 636960 Sample: INIRTIriZe Startdate: 31/05/2022 Architecture: WINDOWS Score: 100 38 www.rtppromo168.com 2->38 40 rtppromo168.com 2->40 42 Multi AV Scanner detection for domain / URL 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 4 other signatures 2->48 12 INIRTIriZe.exe 19 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\Local\Temp\ncmrgl.exe, PE32 12->36 dropped 15 ncmrgl.exe 12->15         started        18 MpCmdRun.exe 1 12->18         started        process6 signatures7 64 Multi AV Scanner detection for dropped file 15->64 66 Tries to detect virtualization through RDTSC time measurements 15->66 20 ncmrgl.exe 15->20         started        23 conhost.exe 18->23         started        process8 signatures9 50 Modifies the context of a thread in another process (thread injection) 20->50 52 Maps a DLL or memory area into another process 20->52 54 Sample uses process hollowing technique 20->54 56 Queues an APC in another process (thread injection) 20->56 25 explorer.exe 20->25 injected process10 process11 27 colorcpl.exe 25->27         started        signatures12 58 Modifies the context of a thread in another process (thread injection) 27->58 60 Maps a DLL or memory area into another process 27->60 62 Tries to detect virtualization through RDTSC time measurements 27->62 30 cmd.exe 1 27->30         started        32 explorer.exe 1 152 27->32         started        process13 process14 34 conhost.exe 30->34         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d77668e2f68ed03f163c9616e96a0493817db21aebc80a52bce6b736e9280529/
Threat name:
Win32.Trojan.GenericML
Create hunting rule
Status:
Malicious
First seen:
2022-05-30 19:24:00 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
11 of 26 (42.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=253gryxwr3id6fr4sylos2qesoax3mq25peauuv4423tn2jiauuq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ai26 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220531-v1d2dabhf6/
Behaviour
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
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
4ab726c23ddc6dd031efc3303d376eb488d0507ad940d18c03b23383c2403203
MD5 hash:
e31bc87fdc703665fc4544cdad943c9e
SHA1 hash:
87c1321f2e7dba8b83a2f62b7fb532b649153979
Link:
https://www.unpac.me/results/3caf30cc-df31-4640-8efd-9e46da9cde9b/
SH256 hash:
d77668e2f68ed03f163c9616e96a0493817db21aebc80a52bce6b736e9280529
MD5 hash:
a5303e694598bc85a4bf3ac11c24a44d
SHA1 hash:
fd7c2d2167f1161bfad14e9281a1e8f12f3f90d6
Link:
https://www.unpac.me/results/3caf30cc-df31-4640-8efd-9e46da9cde9b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/d77668e2f68ed03f163c9616e96a0493817db21aebc80a52bce6b736e9280529

File information

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

Web download

Formbook

Executable exe d77668e2f68ed03f163c9616e96a0493817db21aebc80a52bce6b736e9280529

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2219491/
Cape
Cape
https://www.capesandbox.com/analysis/275786/

Comments


Avatar
zbet commented on 2022-05-31 17:27:03 UTC

url : hxxp://198.12.89.154/88/vbc.exe