MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ad095b5f3cbe5651719b70347c94f489a4a14d72a4535c68f9829fe8d0ec738. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ad095b5f3cbe5651719b70347c94f489a4a14d72a4535c68f9829fe8d0ec738
SHA3-384 hash: 12d3f0adb6d0fab4a9d139431aff143593944cfdd33d62dede92fd1f5f66c617d1b044f67f2715d5df516e18439bdb51
SHA1 hash: 1913905efb9336ee7e1aab2203c73f6ea42f8cc1
MD5 hash: 990e975c8b37757392c6a205a1b9fea4
humanhash: seven-diet-mobile-romeo
File name:IMG_105_13_676_571.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:431'416 bytes
First seen:2021-04-26 10:56:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:zILKzg4fZdCh5+8b8OGVX6duHRU2mGKpXrfK2OFrJ2G:zUKzg4BdC68b8OGVX64HXPWrf0F1N
Threatray 2 similar samples on MalwareBazaar
TLSH B994D378FDFF6A84C210DE3A66AC715A16E19D48CE8B437BE0D472A47E70CC81A4651F
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
IMG_105_13_676_571.exe
Verdict:
No threats detected
Analysis date:
2021-04-26 11:00:18 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5e522a8a-4f6c-463b-a9f2-ad5f1a7bc7fc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/144307/
Detection(s):
SecuriteInfo.com.Variant.Bulz.449427.5307.3309.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system 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/697790
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 397812 Sample: IMG_105_13_676_571.exe Startdate: 26/04/2021 Architecture: WINDOWS Score: 100 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 9 other signatures 2->59 11 IMG_105_13_676_571.exe 8 2->11         started        process3 file4 35 C:\Users\user\AppData\Roaming\...\notpad.exe, PE32 11->35 dropped 37 C:\Users\user\...\IMG_105_13_676_571.exe, PE32 11->37 dropped 39 C:\...\IMG_105_13_676_571.exe:Zone.Identifier, ASCII 11->39 dropped 41 C:\Users\user\...\IMG_105_13_676_571.exe.log, ASCII 11->41 dropped 71 Creates an undocumented autostart registry key 11->71 15 IMG_105_13_676_571.exe 1 5 11->15         started        signatures5 process6 file7 43 C:\Users\user\AppData\...\FB_5CA1.tmp.exe, PE32 15->43 dropped 45 C:\Users\user\AppData\...\FB_5482.tmp.exe, PE32 15->45 dropped 51 Multi AV Scanner detection for dropped file 15->51 19 FB_5CA1.tmp.exe 15->19         started        22 FB_5482.tmp.exe 15->22         started        signatures8 process9 signatures10 61 Antivirus detection for dropped file 19->61 63 Multi AV Scanner detection for dropped file 19->63 65 Machine Learning detection for dropped file 19->65 67 5 other signatures 19->67 24 explorer.exe 19->24 injected process11 dnsIp12 47 www.andeve.agency 24->47 49 andeve.agency 34.102.136.180, 49727, 80 GOOGLEUS United States 24->49 69 System process connects to network (likely due to code injection or exploit) 24->69 28 chkdsk.exe 24->28         started        signatures13 process14 signatures15 73 Modifies the context of a thread in another process (thread injection) 28->73 75 Maps a DLL or memory area into another process 28->75 77 Tries to detect virtualization through RDTSC time measurements 28->77 31 cmd.exe 1 28->31         started        process16 process17 33 conhost.exe 31->33         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8ad095b5f3cbe5651719b70347c94f489a4a14d72a4535c68f9829fe8d0ec738/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-04-26 10:57:08 UTC
AV detection:
11 of 47 (23.40%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rlijlnptzpswkfyzw4bupskpjcneufgxfjctlruptau75dioy44a._file
Verdict:
unknown
Similar samples:
6733d0ce3ad0c63755f82e7c05a815f2420cccd7f7775dd9227732f59e7fafff
Formbook
767ff6709f5ea14af565b50baca9c574d1ec22eb0ddfd8468b64adf7a4ea6ca4
Formbook
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210426-kyrpbvz7ta/
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
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.stepsaudio.com/mjl/
Unpacked files
SH256 hash:
2d1ce96178446c88f6d3b8770a267e268a1609b52b3f9d4bdadbc8b06ce63e09
MD5 hash:
18216fced3939d8ec96fa98d9fd4cf5c
SHA1 hash:
7172850f82b343e0d7d03073523b9eb37a8fdc74
Link:
https://www.unpac.me/results/af0606f2-a08b-4d26-a8f1-a7e6e064d408/
SH256 hash:
a3279835f436fdec672cd38aafaea765f45c832f2b5f7b36135a3bff949eac03
MD5 hash:
28fc70a5a22ecb1a73f46ac4931333c3
SHA1 hash:
dacf7ce6cd9943bb8119b404fe91f57cbe4819cb
Link:
https://www.unpac.me/results/af0606f2-a08b-4d26-a8f1-a7e6e064d408/
SH256 hash:
ebb4c7a8527658d4f02f6242d0a4a518e5881ac4b89ee7036cc8464214a66811
MD5 hash:
9766c14be8e0d0a3e027c63fa097b55b
SHA1 hash:
c96561c8f8aa14db919676b8e84bccb581436db7
Link:
https://www.unpac.me/results/af0606f2-a08b-4d26-a8f1-a7e6e064d408/
SH256 hash:
552cdec4b01aebcfcd07abe8f8037f3396f65f29253661387c8379ea0dc3afac
MD5 hash:
998e85b8e0a8093282fc5a13f5abe154
SHA1 hash:
a9a92dfbb97a1f3e8073e13c49fb42d2f7355e25
Link:
https://www.unpac.me/results/af0606f2-a08b-4d26-a8f1-a7e6e064d408/
SH256 hash:
0f3822d39c7366324e4a6e8fb373e704cc6fbc67384b6a58885b4278edf90ca2
MD5 hash:
de342ea98b04b995296e0945640b3ab9
SHA1 hash:
dc90b5e3baecd681bbfb4dd9f78088010e5f5960
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/af0606f2-a08b-4d26-a8f1-a7e6e064d408/
SH256 hash:
8ad095b5f3cbe5651719b70347c94f489a4a14d72a4535c68f9829fe8d0ec738
MD5 hash:
990e975c8b37757392c6a205a1b9fea4
SHA1 hash:
1913905efb9336ee7e1aab2203c73f6ea42f8cc1
Link:
https://www.unpac.me/results/af0606f2-a08b-4d26-a8f1-a7e6e064d408/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8ad095b5f3cbe5651719b70347c94f489a4a14d72a4535c68f9829fe8d0ec738

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:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:INDICATOR_KB_CERT_04f131322cc31d92c849fca351d2f141
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
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

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/144307/

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