MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 970a19abf7f723392ba6b7bebddfdf23580bc65869b5149f5288f9dbec8bd84c. 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 3 File information Comments
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SHA256 hash: 970a19abf7f723392ba6b7bebddfdf23580bc65869b5149f5288f9dbec8bd84c
SHA3-384 hash: 8ba3b3ccc95b4a34daeebe9e18e3378cd80adc40589237001ceaaf6196f591d9caf94b7e599bd50996c06f9070c6f10c
SHA1 hash: afffc0778b3fa5f9ab3bd3cc08411952634ede49
MD5 hash: 8288aecd903760183dccf80d17571ec2
humanhash: double-bravo-nevada-asparagus
File name:PI_26102022.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:901'632 bytes
First seen:2022-10-26 13:09:37 UTC
Last seen:2022-10-27 13:17:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:moa10KA6w+RaekJBqMHf32/EH2FqevwVtEIm0v85MdVorLb355w3z5LErqJU+D7o:MxA6w+qJk/EWX4t5v85GorX3g39ac79
TLSH T16E15DFA016CCEE13D2781579C05122F05EF5BE32E129EAA73E923CE676F7F448B51509
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)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
225
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PI_26102022.exe
Verdict:
Malicious activity
Analysis date:
2022-10-26 13:10:59 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/13454ff8-5bf1-4908-8443-fdf873156f5e

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/324380/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e8482ad0-bd9a-484a-b4ea-ef1e03a69a2a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1098396
Signature
C2 URLs / IPs found in 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)
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
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 731043 Sample: PI_26102022.exe Startdate: 26/10/2022 Architecture: WINDOWS Score: 100 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected AntiVM3 2->36 38 5 other signatures 2->38 10 PI_26102022.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\PI_26102022.exe.log, ASCII 10->28 dropped 48 Tries to detect virtualization through RDTSC time measurements 10->48 50 Injects a PE file into a foreign processes 10->50 14 PI_26102022.exe 10->14         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 14->52 54 Maps a DLL or memory area into another process 14->54 56 Sample uses process hollowing technique 14->56 58 Queues an APC in another process (thread injection) 14->58 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.gaozhongjianzhi.com 17->30 40 System process connects to network (likely due to code injection or exploit) 17->40 21 systray.exe 17->21         started        signatures10 process11 signatures12 42 Modifies the context of a thread in another process (thread injection) 21->42 44 Maps a DLL or memory area into another process 21->44 46 Tries to detect virtualization through RDTSC time measurements 21->46 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/970a19abf7f723392ba6b7bebddfdf23580bc65869b5149f5288f9dbec8bd84c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-10-26 02:24:54 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=s4fbtk7x64rtsk5gw67l3x67enmaxrsyng2rjh2srd45x3el3bga._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:th47 rat spyware stealer trojan
Link:
https://tria.ge/reports/221026-qec5qsfff3/
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
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Gathering data
Unpacked files
SH256 hash:
630c4eb51628e06077fd2e3e47def8d41f9e373cc895ab424ade0592040496a4
MD5 hash:
dd6b9fbc8d83027a1ffaa2c29d5b996a
SHA1 hash:
24a8cf4f688e325aba779e69d86969eb954dd904
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/e243b42f-c865-40af-bc1c-1b24d0301ead/
Parent samples :
95747924e9aaef24f1d50fbcf529488eadb11e979b68626b01f77cfd267766ad
970a19abf7f723392ba6b7bebddfdf23580bc65869b5149f5288f9dbec8bd84c
4874958587695f991e81ddbdd809c56c5702877e8cd5500936005d41b5e3c734
8609c653acdc7e73ef670f8890468bae5d77094e41a023715054e3cb4c73ea32
a68a00fe2cda67c8b0a15bbc5a3a26301d736e0481fa2152dbce2211b58da1e1
SH256 hash:
1ac6fe6ef09bae0fc813bcc7c2c8101b1016eea0c8804890d22e36b27af0bfe6
MD5 hash:
42470060af4858cbfe5b5d9d4ac2cbd6
SHA1 hash:
849269f55fb44c330c460b72102d19b041898132
Link:
https://www.unpac.me/results/e243b42f-c865-40af-bc1c-1b24d0301ead/
SH256 hash:
a327516357b9fa1a75753b3fbd0030e13f374be7cefcdf983d0b731f278b0c59
MD5 hash:
404efdeb9931733904da07f96fabeb72
SHA1 hash:
7ce363cd612f1d9a90b33ec196c4d0a49cdaee02
Link:
https://www.unpac.me/results/e243b42f-c865-40af-bc1c-1b24d0301ead/
SH256 hash:
970a19abf7f723392ba6b7bebddfdf23580bc65869b5149f5288f9dbec8bd84c
MD5 hash:
8288aecd903760183dccf80d17571ec2
SHA1 hash:
afffc0778b3fa5f9ab3bd3cc08411952634ede49
Link:
https://www.unpac.me/results/e243b42f-c865-40af-bc1c-1b24d0301ead/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/970a19abf7f723392ba6b7bebddfdf23580bc65869b5149f5288f9dbec8bd84c

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/324380/

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