MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6eef88d9b2ada286ff5f0ee740bd12a593a6111f2e29e0b86cc43dc437701edf. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6eef88d9b2ada286ff5f0ee740bd12a593a6111f2e29e0b86cc43dc437701edf
SHA3-384 hash: 557ece341ab911a609b7d59dfb9c667f838cb2db7f2a05e91d2d23c3756647064a78ce4454b2a1dd4f6025689f02b348
SHA1 hash: 1b3f05358b471a8ce20360d6b75f09d8483c9bca
MD5 hash: 6d22e68ddab071f638c74758ad0b5d2e
humanhash: venus-alaska-indigo-sweet
File name:dn8n8jccM0Jwgrg.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:623'104 bytes
First seen:2022-05-17 11:02:47 UTC
Last seen:2022-05-17 12:08:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:bsonvN91vxjKJ/WH399g/jyxUakHIUiAu5BNtvpGTtOfO3um91:bsovH9xj8/WH39KexnkHIUiAu5RpGJYo
Threatray 15'516 similar samples on MalwareBazaar
TLSH T10BD41246716E8B27D92C77F8783124A44371A93F7992F36C9FC8D1EB6A76B800580E47
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)
File icon (PE):PE icon
dhash icon 65e4d2eaecc4d859 (17 x AgentTesla, 7 x SnakeKeylogger, 7 x Loki)
Reporter pr0xylife
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
218
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
dn8n8jccM0Jwgrg.exe
Verdict:
Malicious activity
Analysis date:
2022-05-17 11:07:10 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/246249d7-012d-48f5-8168-d4b7cf88e09c

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/271542/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/628381677374aa5a0f6708ed/reports/9d60888d-a30c-490e-a066-a062d984a397/overview
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/879b1342-eda6-41a9-b1dd-240d63cc54c4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/995788
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found 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)
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
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 dnsIp2 2 Behavior Graph ID: 628278 Sample: dn8n8jccM0Jwgrg.exe Startdate: 17/05/2022 Architecture: WINDOWS Score: 100 32 www.relaxtionary.com 2->32 34 parkingpage.namecheap.com 2->34 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for URL or domain 2->42 44 8 other signatures 2->44 11 dn8n8jccM0Jwgrg.exe 3 2->11         started        signatures3 process4 file5 30 C:\Users\user\...\dn8n8jccM0Jwgrg.exe.log, ASCII 11->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 11->54 56 Injects a PE file into a foreign processes 11->56 15 dn8n8jccM0Jwgrg.exe 11->15         started        signatures6 process7 signatures8 58 Modifies the context of a thread in another process (thread injection) 15->58 60 Maps a DLL or memory area into another process 15->60 62 Sample uses process hollowing technique 15->62 64 Queues an APC in another process (thread injection) 15->64 18 explorer.exe 15->18 injected process9 process10 20 cmmon32.exe 18->20         started        signatures11 46 Self deletion via cmd delete 20->46 48 Modifies the context of a thread in another process (thread injection) 20->48 50 Maps a DLL or memory area into another process 20->50 52 Tries to detect virtualization through RDTSC time measurements 20->52 23 explorer.exe 2 147 20->23         started        26 cmd.exe 1 20->26         started        process12 dnsIp13 36 192.168.2.1 unknown unknown 23->36 28 conhost.exe 26->28         started        process14
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6eef88d9b2ada286ff5f0ee740bd12a593a6111f2e29e0b86cc43dc437701edf/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-05-17 11:06:42 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
6 of 41 (14.63%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n3xyrwnsvwrin727b3tubpisuwj2mei7fyu6bodmyq64in3qd3pq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
387234df5ff2369a1a2bd25b060d5d7dd3817e07577baadd33bdf5c2dc7725c1
Formbook
3e20e05dc0f89bd2a37936b5e3a2631af6cdb687218275731b6f7e7f79febc9e
Formbook
3f38d14b57be8821c36b5a3b35fee281a0371fb2b41cbecb2f788c29a34f05ef
Formbook
4ac982ea35522a13de30ff7ddbbec9becf2c7528a48f0aff377e3d6758a7ae7b
Formbook
4ae196ba20257faedeeb359b17525e17cd4eff1b25eb171ca7c2a93ea3cd526c
Formbook
a5ee0630cbe521aa9279b50a655a04ca59ed837919cdf94c8cafb30e4c39598c
Formbook
b8eaea107d52393bc327b1f69696169cee58ee72037fbbff1cf89019f872fe9f
Formbook
d10fba55c54c50040046d409fb6d03593bb0c3c15d241803f1b1aeeb16885a6e
Formbook
d951d78db324f840c3dd3233c7900a8193329d769550cbf1c8857d5ef3fb5252
Formbook
+ 15'506 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:smwr loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220517-m5pdxaahb9/
Behaviour
Gathers network information
Modifies Internet Explorer settings
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
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Reads user/profile data of web browsers
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
e12d23f1855a5cce9eb55e59f442a972cff6dbded576bcaecdb03f3b8fb977f7
MD5 hash:
adc497680f016d9ce20b5b74aa250228
SHA1 hash:
547492692299ec466c0065d6119330275bdeb47b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/40a455ad-4d0f-4286-b8e0-a7c5569680d4/
Parent samples :
6eef88d9b2ada286ff5f0ee740bd12a593a6111f2e29e0b86cc43dc437701edf
c3d22e98a8fffa462b6924bdd9293d8f5fa31e9d95e667adba83e0d404d46ef2
01271534c6ea0137c8b7e38b66b13f34272d3196fd8e0926c2d24b3a7c4547fc
0e3a4f080d2ff0bdfa0a7e39df4982232b2d19245e6355e49940c05becfeecc5
c14b5f56387ad871d44cc3f3d9e079b2fa5bb711374aefe34f91e8d963c53dbb
b8f4718e9a80ba3c3e7bef050922a84bb4632557d46e05cc2b46d0e175f1ef95
80f508b4c73ab8ad364242a2a4e2e9f1cdf5615587e09b00b9e006731db6a993
SH256 hash:
2185988b2bdc05bf70b64421523a03d561ddd876c4c808025ed924a8ddd9f11d
MD5 hash:
2c116ab0d7bc5708e1640cc15d8aedb3
SHA1 hash:
fdd053ea568e34ccb3868e9d2e8a5b56b79d2e31
Link:
https://www.unpac.me/results/40a455ad-4d0f-4286-b8e0-a7c5569680d4/
SH256 hash:
97527da0af9e8321eb6aa2c760bc3a6453341b0fef90c44595a02945c2dd3144
MD5 hash:
332f0164e6b19699174c491d839d6ec9
SHA1 hash:
eadeadeaf7bf3978d86d633bd054e4ff317ecc40
Link:
https://www.unpac.me/results/40a455ad-4d0f-4286-b8e0-a7c5569680d4/
SH256 hash:
aae19244dde210f0804b6a1240a3b690b54b3cfd3bb233a0edec33ca9035e80f
MD5 hash:
1a6f1aa5eb7f4a41df76caf16a41997b
SHA1 hash:
bcbff31a2faf14451026695d14455ebb6804f206
Link:
https://www.unpac.me/results/40a455ad-4d0f-4286-b8e0-a7c5569680d4/
SH256 hash:
6eef88d9b2ada286ff5f0ee740bd12a593a6111f2e29e0b86cc43dc437701edf
MD5 hash:
6d22e68ddab071f638c74758ad0b5d2e
SHA1 hash:
1b3f05358b471a8ce20360d6b75f09d8483c9bca
Link:
https://www.unpac.me/results/40a455ad-4d0f-4286-b8e0-a7c5569680d4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/6eef88d9b2ada286ff5f0ee740bd12a593a6111f2e29e0b86cc43dc437701edf

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/271542/

Comments