MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3fda3b75f031e3800ff8714a936af691dafd64ae8f08a2d5cc8df19363391c09. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3fda3b75f031e3800ff8714a936af691dafd64ae8f08a2d5cc8df19363391c09
SHA3-384 hash: 24428e62a75272361f1e9a98e67bde60949cdd27a19ffb7da62eb3ae69c238cd8b0a9c6c7dfad0369b3ad371ab7aea19
SHA1 hash: e1321c0c7810f2b621483944a6ab09a0a8bdddf7
MD5 hash: 0fcd5af7970fef4816b6c79b4134873e
humanhash: arkansas-gee-butter-juliet
File name:nova proforma.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:881'664 bytes
First seen:2021-03-08 19:27:34 UTC
Last seen:2021-03-09 23:44:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 525a0281f493becb0f7c011bf2a80426 (1 x Loki, 1 x Formbook)
ssdeep 12288:fvkzGcRQc4TPLSHA8SyLC/D2njdkp0CEqsMFfD6STg7ktUI:fvsTfyDSg7Nq6pykD6STgoC
TLSH 2315AF63F5A0AD33E03316358E1F9164D92ABDF0356CD4855BE4BC487A36A4D3A1BE83
Reporter TeamDreier
Tags:FormBook

Intelligence

File Origin
# of uploads :
5
# of downloads :
178
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
New order is in the attached list.exe
Verdict:
Malicious activity
Analysis date:
2021-03-08 12:03:05 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/19d93b23-3c50-4b48-b55e-ee720e9a2f17

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/123040/
Detection(s):
PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Sending a UDP request
Launching a process
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.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/631986
Signature
Allocates memory in foreign processes
Benign windows process drops PE files
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Detected FormBook malware
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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
Sigma detected: Steal Google chrome login data
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 364962 Sample: nova proforma.exe Startdate: 08/03/2021 Architecture: WINDOWS Score: 100 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->60 62 7 other signatures 2->62 10 nova proforma.exe 15 2->10         started        process3 dnsIp4 54 cdn.discordapp.com 162.159.133.233, 443, 49720 CLOUDFLARENETUS United States 10->54 76 Writes to foreign memory regions 10->76 78 Allocates memory in foreign processes 10->78 80 Creates a thread in another existing process (thread injection) 10->80 82 Injects a PE file into a foreign processes 10->82 14 dialer.exe 10->14         started        signatures5 process6 signatures7 86 Modifies the context of a thread in another process (thread injection) 14->86 88 Maps a DLL or memory area into another process 14->88 90 Sample uses process hollowing technique 14->90 92 2 other signatures 14->92 17 explorer.exe 6 14->17 injected process8 dnsIp9 48 www.stepgentertainment.com 209.99.64.33, 49757, 80 CONFLUENCE-NETWORK-INCVG United States 17->48 50 www.yfjbupes.com 17->50 52 www.wenxiban.com 17->52 38 C:\Users\user\AppData\...\userr2kdjlk.exe, PE32 17->38 dropped 40 C:\Program Files (x86)\...\userr2kdjlk.exe, PE32 17->40 dropped 64 System process connects to network (likely due to code injection or exploit) 17->64 66 Benign windows process drops PE files 17->66 22 explorer.exe 1 18 17->22         started        26 userr2kdjlk.exe 29 17->26         started        file10 signatures11 process12 file13 42 C:\Users\user\AppData\...\50Mlogrv.ini, data 22->42 dropped 44 C:\Users\user\AppData\...\50Mlogri.ini, data 22->44 dropped 68 Detected FormBook malware 22->68 70 Creates an undocumented autostart registry key 22->70 72 Tries to steal Mail credentials (via file access) 22->72 74 4 other signatures 22->74 28 cmd.exe 2 22->28         started        32 cmd.exe 1 22->32         started        signatures14 process15 file16 46 C:\Users\user\AppData\Local\Temp\DB1, SQLite 28->46 dropped 84 Tries to harvest and steal browser information (history, passwords, etc) 28->84 34 conhost.exe 28->34         started        36 conhost.exe 32->36         started        signatures17 process18
Gathering data
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2021-03-08 06:21:28 UTC
AV detection:
37 of 47 (78.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h7ndw5pqghryad7yoffjg2xwshnp2zfor4ekfvomrxyzgyzzdqeq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/210308-9tpjn7vaes/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.joomlas123.info/3nop/
Unpacked files
SH256 hash:
6cf97407564758a89313c781f003b69f85db94e608e0d1814da724c4e3917530
MD5 hash:
86d444f389003fb10ff0a4bec5e0f46f
SHA1 hash:
ecdb825b2aec46da313937e54e384a61ed1394cb
Link:
https://www.unpac.me/results/be56c4c5-1ac0-4afc-95d2-8eccbc708d1f/
SH256 hash:
3fda3b75f031e3800ff8714a936af691dafd64ae8f08a2d5cc8df19363391c09
MD5 hash:
0fcd5af7970fef4816b6c79b4134873e
SHA1 hash:
e1321c0c7810f2b621483944a6ab09a0a8bdddf7
Link:
https://www.unpac.me/results/be56c4c5-1ac0-4afc-95d2-8eccbc708d1f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3fda3b75f031e3800ff8714a936af691dafd64ae8f08a2d5cc8df19363391c09

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/123040/

Comments