MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79
SHA3-384 hash: 8d37fa063ca3cd82cbdff21bf054b6dd2ea885674bb17d21c45c14b9cdea6b379c9feb937e737a4bec8d1d2a0035b4d4
SHA1 hash: a9bb11bbb6bcc1cb69b302bcec25ec29d770e6d4
MD5 hash: da60dccf62e5dd00e76531b6e0e74794
humanhash: mirror-uncle-summer-artist
File name:Drawing.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:585'728 bytes
First seen:2021-10-20 05:36:37 UTC
Last seen:2021-10-21 10:56:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7517eaa6891e7fee1c00960e2ea042d5 (1 x Formbook)
ssdeep 12288:W4IQ/htmgttbq5OMI3Qdyt5quDCuRCfus6+xLMS7M1PyU4:W4Rtmgtp3QdytcuDCuyztM1PyU
Threatray 10'837 similar samples on MalwareBazaar
TLSH T126C4BE06A36DDDB6F68311710DA1DA399470E5305A3F599BBFC1AE9ECA39CE04634B03
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
148
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/198699/
Detection(s):
Porcupine.Win32.Kryptik.GSUC.102154.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Connection attempt
Sending an HTTP GET request
Reading critical registry keys
Possible injection to a system process
Unauthorized injection to a system process
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware keylogger packed
Link:
https://www.filescan.io/uploads/616faf7edb358dd15ec55880/reports/e7ed1639-76f0-4730-aa7c-c068b3b0ac56/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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/10f05f8e-59b7-4d89-a9e8-1386b61b399c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/873559
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 505987 Sample: Drawing.exe Startdate: 20/10/2021 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for URL or domain 2->41 43 5 other signatures 2->43 10 Drawing.exe 1 2->10         started        process3 signatures4 53 Tries to detect virtualization through RDTSC time measurements 10->53 13 Drawing.exe 10->13         started        process5 signatures6 55 Modifies the context of a thread in another process (thread injection) 13->55 57 Maps a DLL or memory area into another process 13->57 59 Sample uses process hollowing technique 13->59 61 Queues an APC in another process (thread injection) 13->61 16 explorer.exe 13->16 injected process7 dnsIp8 29 www.accreditslots.com 16->29 31 www.therecipe.store 89.221.213.146, 80 WEDOSCZ Czech Republic 16->31 33 7 other IPs or domains 16->33 35 System process connects to network (likely due to code injection or exploit) 16->35 20 explorer.exe 16->20         started        23 autofmt.exe 16->23         started        signatures9 process10 signatures11 45 Self deletion via cmd delete 20->45 47 Modifies the context of a thread in another process (thread injection) 20->47 49 Maps a DLL or memory area into another process 20->49 51 Tries to detect virtualization through RDTSC time measurements 20->51 25 cmd.exe 1 20->25         started        process12 process13 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79/
Threat name:
Win32.Trojan.Zusy
Create hunting rule
Status:
Malicious
First seen:
2021-10-19 07:31:26 UTC
AV detection:
18 of 45 (40.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rd47ittmwe62pgrzm772k2u5rrdnrveweniy35pjbq6uz5zlhn4q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
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Formbook
4217bf1cf710804c6b4a7b6a7d03974aaa655e512e3bf854c193feb7b2a8d422
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a1b6ca8644c7908a5ee930558144d794e25a5a6a0bea0637396caa161ea04475
Formbook
ad1a7132112ed0a17f526989f2f50b61a43c71180de093582866b4541c24adc7
Formbook
d2aa010515bc8390084659013a1fd1e3e476e36ce46293281deb95c4469663f9
Formbook
f6d328b383e179f3c0918c3e97964151319444ea9f22e0d667c831dfe8d26069
Formbook
fa73563a8ccbea57411fb4b9a5c713c1be3771e7c765a0b8e1100d0f4584c634
Formbook
+ 10'827 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:dq6e loader rat suricata
Link:
https://tria.ge/reports/211020-ga6f2shehm/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.nihiufypsz.quest/dq6e/
Unpacked files
SH256 hash:
fb080881c7b73045a2dcd194eef6e9f7ab36eb0bcac37b5aa6ecb92a443909df
MD5 hash:
f43d1ebb9dc4fcf336cd261682b0d76f
SHA1 hash:
d609958e2dbef176a21f04b7fdadd9d66caab1b3
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6d4d2b74-26ec-4985-929c-0be38ef827d8/
SH256 hash:
88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79
MD5 hash:
da60dccf62e5dd00e76531b6e0e74794
SHA1 hash:
a9bb11bbb6bcc1cb69b302bcec25ec29d770e6d4
Link:
https://www.unpac.me/results/6d4d2b74-26ec-4985-929c-0be38ef827d8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.14
Link:
https://yomi.yoroi.company/submissions/88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79

File information

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

Malspam

Formbook

Executable exe 88f9f44e6cb13da79a3967ffa56a9d8c46d8d49623518df5e90c3d4cf72b3b79

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/198699/

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