MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd44eb26a328f1e86823339666e1b1237ad7b1d880694c1b8fb8164b931aa512. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dd44eb26a328f1e86823339666e1b1237ad7b1d880694c1b8fb8164b931aa512
SHA3-384 hash: 1249f5bff941edcc5ecb574052d113af5a8464edad8833faa84af7e4df5538c7a542502c77fcceb44f2ed438b62bf841
SHA1 hash: adcdcfed091441e6ed7c224f907c939d6f8dfecb
MD5 hash: e6abd8d356bd2ebfecfee37d3732b54b
humanhash: single-xray-lion-glucose
File name:PAYMENT CONFIRMATION.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:233'126 bytes
First seen:2021-04-15 05:30:26 UTC
Last seen:2021-04-15 05:40:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ced282d9b261d1462772017fe2f6972b (127 x Formbook, 113 x GuLoader, 70 x RemcosRAT)
ssdeep 6144:xx/MlY3/4aBFcdzrY+rpsu9RVaBLKhSzjATb+qw1g3v:nWY3/4eWY/mVaBLJzjAeqwS3v
Threatray 4'677 similar samples on MalwareBazaar
TLSH E13413062FF2DCB3D4A2AA350EBF7F7713F69A5224AE1B835B44B990B592104631F117
Reporter cocaman
Tags:exe FormBook INVOICE

Intelligence

File Origin
# of uploads :
4
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PAYMENT CONFIRMATION.exe
Verdict:
Malicious activity
Analysis date:
2021-04-15 06:29:53 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/62b75e8d-e3b7-4ac1-8bd9-de65f89ed322

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/134582/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Sending a UDP request
Launching cmd.exe command interpreter
Setting browser functions hooks
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/676787
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to prevent local Windows debugging
Detected unpacking (changes PE section rights)
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 387338 Sample: PAYMENT CONFIRMATION.exe Startdate: 15/04/2021 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 12 other signatures 2->44 10 PAYMENT CONFIRMATION.exe 18 2->10         started        process3 file4 30 C:\Users\user\AppData\Local\...\f957p4hj.dll, PE32 10->30 dropped 54 Maps a DLL or memory area into another process 10->54 14 PAYMENT CONFIRMATION.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 32 www.robertabraham.com 17->32 34 www.houseof2.com 17->34 36 4 other IPs or domains 17->36 46 System process connects to network (likely due to code injection or exploit) 17->46 21 control.exe 17->21         started        24 autoconv.exe 17->24         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dd44eb26a328f1e86823339666e1b1237ad7b1d880694c1b8fb8164b931aa512/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-04-15 02:12:00 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
18 of 29 (62.07%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3vcowjvdfdy6q2bdgolgnynren5npmoyqbuuyg4pxalexey2uuja._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
132bffde916ecb2374bc576a1e7d041d09b8411ed3c885b1d5e9b01e1ca073aa
Formbook
5aa64b3eef03b9c837e37102be20cb4f537c524b2a2531bf1bf6dd6a02461d7e
Formbook
5d4c17f9ea28e3df3efa9d9c7ba40444abeee049fe999eb2d579c6cf4ccc3231
Formbook
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Formbook
8309d803c92faaf24828cd67e4c1041f9465ecf6c63f7608d7ed4579f075a02c
Formbook
851ee4f67cc28e3634b0062d77f62222d026c4e9674a894bcdd5b6c6e6bda376
Formbook
85c528083c96b1f895ddd73681a8b78caf639b8dcf91eca47ae4e7e7cd3e3540
Formbook
a2cdf452f83aa86c0f3ade321cfc00a9ed3671082372081a67cad84a26492051
Formbook
c69e54b704c7d7e94faa9c3ea2519eef344e1099aa99271833bc56cae00ab8af
Formbook
ce27bdaa30fc5a712b41888b529f52c87f90b9d196b975d47ec9b5236b48cebc
Formbook
+ 4'667 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210415-s9dznr5c7x/
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.riceandginger.com/fcn/
Unpacked files
SH256 hash:
8ce1ced58004b91fdfe144fd256baf0cfb8b0f83f6ec3018580b57df3bba4aa3
MD5 hash:
7e980e4e819e4ab507d0de230200571a
SHA1 hash:
41dfe71dfec114253b3d5059a8f43e2ededa6d85
Link:
https://www.unpac.me/results/f57d9634-e3a8-47f6-9262-f127eb30e8b5/
SH256 hash:
dd44eb26a328f1e86823339666e1b1237ad7b1d880694c1b8fb8164b931aa512
MD5 hash:
e6abd8d356bd2ebfecfee37d3732b54b
SHA1 hash:
adcdcfed091441e6ed7c224f907c939d6f8dfecb
Link:
https://www.unpac.me/results/f57d9634-e3a8-47f6-9262-f127eb30e8b5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.57
Link:
https://yomi.yoroi.company/submissions/dd44eb26a328f1e86823339666e1b1237ad7b1d880694c1b8fb8164b931aa512

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

Formbook

gz 3e4ec290ff4d23c641462e517c60eddf9d80c336eda9ed581503cecea2b5cd70

Formbook

Executable exe dd44eb26a328f1e86823339666e1b1237ad7b1d880694c1b8fb8164b931aa512

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 3e4ec290ff4d23c641462e517c60eddf9d80c336eda9ed581503cecea2b5cd70
Cape
Cape
https://www.capesandbox.com/analysis/134582/

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