MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00851f75f4b3386811e5cc2fcbf67b918bd27ea7d71fd84314c46531635881f5. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00851f75f4b3386811e5cc2fcbf67b918bd27ea7d71fd84314c46531635881f5
SHA3-384 hash: 53affc9246cbbee22c1592cb8f6f28b04d18201a8db059ebad9cb63be8431d0848031826a8882797bf8972709c7bb751
SHA1 hash: ec5de5a94dbe3c2cc31ac81c3343f61b5883da8e
MD5 hash: 656cfdc25617b327064a4aed1c5696ad
humanhash: wisconsin-saturn-stairway-snake
File name:Invoice.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:302'028 bytes
First seen:2022-02-16 13:17:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:owEz+vTYRPn6A72kMSxHoTvzPNtd9SNMCfx0q48eUmt7wC/RwTur:8I8h72kMSxITrNn9jE0qSUmtfwTur
Threatray 13'358 similar samples on MalwareBazaar
TLSH T11454128B5FD5E0ABD002483164272B52CFFBD75D614563BF1BB64FAF3C0218A6E05A85
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
227
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/241909/
Detection(s):
SecuriteInfo.com.FakeAV.CXA.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
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Connecting to a non-recommended domain
Unauthorized injection to a recently created process by context flags manipulation
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe nemesis overlay packed shell32.dll virus
Link:
https://www.filescan.io/uploads/620cf990a2660f3bb9e601d8/reports/36d1f0d1-17fb-4a8a-b758-26296b7ddc40/overview
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.
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/940820
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
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 dnsIp2 2 Behavior Graph ID: 573297 Sample: Invoice.exe Startdate: 16/02/2022 Architecture: WINDOWS Score: 100 34 www.licherxxx.com 2->34 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 7 other signatures 2->56 12 Invoice.exe 19 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\nvsejj.exe, PE32 12->32 dropped 15 nvsejj.exe 12->15         started        process6 signatures7 68 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->68 70 Tries to detect virtualization through RDTSC time measurements 15->70 72 Injects a PE file into a foreign processes 15->72 18 nvsejj.exe 15->18         started        process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 18->42 44 Maps a DLL or memory area into another process 18->44 46 Sample uses process hollowing technique 18->46 48 Queues an APC in another process (thread injection) 18->48 21 explorer.exe 18->21 injected process10 dnsIp11 36 www.ecoalgo.xyz 162.255.119.47, 49819, 80 NAMECHEAP-NETUS United States 21->36 38 www.freshdesk-japan.com 150.95.255.38, 49824, 80 INTERQGMOInternetIncJP Japan 21->38 40 8 other IPs or domains 21->40 58 System process connects to network (likely due to code injection or exploit) 21->58 60 Performs DNS queries to domains with low reputation 21->60 25 wscript.exe 21->25         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/00851f75f4b3386811e5cc2fcbf67b918bd27ea7d71fd84314c46531635881f5/
Threat name:
Win32.Trojan.SpyNoon
Create hunting rule
Status:
Malicious
First seen:
2022-02-16 04:03:04 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 27 (85.19%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=accr65puwm4gqepfzqx4x5t3sgf5e7vh24p5qqyuyrstcy2yqh2q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0418190aadd19ac9ea51c98d516f178ce5378a5d4354d44a9b49ac814b49325e
Formbook
22099fbafc3dda95912c51aa0c313826f21e2fe84ef51453c649f66ab29c6916
Formbook
7cbd8cc35b03d65491ad01b6a44b84dc047e6663189554201c24dbfbeb81473c
Formbook
820b1216485962fa3501dc8bd02a76bdb821fd7b6ffab858c4ebe135c4246090
Formbook
88d97538adda1f29e2f088883d64db0776c2f7e9c80a2a789785c4af970ec129
Formbook
af7abd08a5752f55f59e38b2bd9568943ada7d2b23ddc3324b735beebd8846ce
Formbook
b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f
Formbook
d2cc3484cdabe8305bf9afd35530ca1118ca2c308408dc7140c3a94b392b60bb
Formbook
+ 13'348 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:n6i5 loader rat suricata
Link:
https://tria.ge/reports/220216-qjyx1adabr/
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
Drops file in Windows directory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
8e559beb07888fd164595f7bd3e0b8a831e5f46ad43299f531d6a9a8bc81b044
MD5 hash:
df3ff08b2e940635f7869caed599ba7a
SHA1 hash:
1650d406a9101e56960bcf7b8bea214f66000d6f
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/fee2ca1b-482b-418e-ac45-1817723650c7/
Parent samples :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 hash:
be3ca94d13b2ab88b52e7303201f6226d572c373b69ea48f943a81e4cc59800b
MD5 hash:
9a0576c2b76941f50fcbc1c8697ab7e8
SHA1 hash:
bf66ca1a8aaeea83251c4d9ab83d1834b80d32ab
Link:
https://www.unpac.me/results/fee2ca1b-482b-418e-ac45-1817723650c7/
SH256 hash:
00851f75f4b3386811e5cc2fcbf67b918bd27ea7d71fd84314c46531635881f5
MD5 hash:
656cfdc25617b327064a4aed1c5696ad
SHA1 hash:
ec5de5a94dbe3c2cc31ac81c3343f61b5883da8e
Link:
https://www.unpac.me/results/fee2ca1b-482b-418e-ac45-1817723650c7/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/00851f75f4b3/report/overview.html
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/00851f75f4b3386811e5cc2fcbf67b918bd27ea7d71fd84314c46531635881f5

File information

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

Malspam

Formbook

Executable exe 00851f75f4b3386811e5cc2fcbf67b918bd27ea7d71fd84314c46531635881f5

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/241909/

Comments