MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a102818080dee054dc3006ca676c09a7c0b398e0fa29164d86ee0978cd38d183. 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 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a102818080dee054dc3006ca676c09a7c0b398e0fa29164d86ee0978cd38d183
SHA3-384 hash: 996dbed829461a9c0528dea4cb05b3a065a71c796acfb88e58dfac1258a810fc2a6f5c75a69ddd61a879ace2e6ffeaaa
SHA1 hash: 2824864c407beaedb1840ea5e71c7305f34778f8
MD5 hash: baa306b6ef25fda210d62c758125b2fd
humanhash: fix-maryland-march-sad
File name:baa306b6ef25fda210d62c758125b2fd
Download: download sample
Signature Formbook
Create hunting rule
File size:512'000 bytes
First seen:2022-04-07 09:08:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:apE0ZQt7FKbqZ3ixKIxZXxWz9y5s2RhSAI/sZy:oEbThYlDXxWT/sZ
Threatray 12'136 similar samples on MalwareBazaar
TLSH T166B4022DFBABCD16C5A44377D9C6455423F1D688A023FB4B6ACE62E94A13BE30D80753
File icon (PE):PE icon
dhash icon b2cccccce8b2b28a (21 x AgentTesla, 14 x Formbook, 11 x SnakeKeylogger)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
baa306b6ef25fda210d62c758125b2fd
Verdict:
Malicious activity
Analysis date:
2022-04-07 10:04:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f6cdb074-d2bf-4a8d-b994-add287ff4e8f

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/261671/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Stealer.23680.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/624eaa36d53a7479dacc5854/reports/661ca8c0-72ed-47c2-ae91-8aa12d15f5c6/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/909bebba-c5ff-49b3-84be-056830e58077
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/972226
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for dropped file
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
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 604709 Sample: dKJlxf8lSX Startdate: 07/04/2022 Architecture: WINDOWS Score: 100 45 www.southwinds-kolkata.com 2->45 47 www.piscire.com 2->47 49 southwinds-kolkata.com 2->49 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Found malware configuration 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 9 other signatures 2->63 11 dKJlxf8lSX.exe 7 2->11         started        signatures3 process4 file5 37 C:\Users\user\AppData\...\matnLUwtQRlz.exe, PE32 11->37 dropped 39 C:\Users\...\matnLUwtQRlz.exe:Zone.Identifier, ASCII 11->39 dropped 41 C:\Users\user\AppData\Local\...\tmpA532.tmp, XML 11->41 dropped 43 C:\Users\user\AppData\...\dKJlxf8lSX.exe.log, ASCII 11->43 dropped 67 Uses schtasks.exe or at.exe to add and modify task schedules 11->67 69 Adds a directory exclusion to Windows Defender 11->69 71 Tries to detect virtualization through RDTSC time measurements 11->71 15 dKJlxf8lSX.exe 11->15         started        18 powershell.exe 25 11->18         started        20 schtasks.exe 1 11->20         started        signatures6 process7 signatures8 81 Modifies the context of a thread in another process (thread injection) 15->81 83 Maps a DLL or memory area into another process 15->83 85 Sample uses process hollowing technique 15->85 87 Queues an APC in another process (thread injection) 15->87 22 explorer.exe 15->22 injected 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        process9 dnsIp10 51 www.sunshinejon.com 22->51 53 www.milehighrenewals.com 22->53 55 2 other IPs or domains 22->55 65 System process connects to network (likely due to code injection or exploit) 22->65 30 chkdsk.exe 22->30         started        signatures11 process12 signatures13 73 Self deletion via cmd delete 30->73 75 Modifies the context of a thread in another process (thread injection) 30->75 77 Maps a DLL or memory area into another process 30->77 79 Tries to detect virtualization through RDTSC time measurements 30->79 33 cmd.exe 1 30->33         started        process14 process15 35 conhost.exe 33->35         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a102818080dee054dc3006ca676c09a7c0b398e0fa29164d86ee0978cd38d183/
Threat name:
ByteCode-MSIL.Trojan.RealProtectPENG
Create hunting rule
Status:
Malicious
First seen:
2022-04-07 07:32:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3ea19f45dd5b9c5ed0e6f371d7e92afda076c69e6a43eafc3c83337819eee56a
Formbook
8dce368d13b52cf207fa4139ed76adb6cc547ab99de8c3f6e5a5cbc6e391d26f
Formbook
99bb3d1c9a2a4dad6465a81df1008b91f5836e51ce0463da76b31f9758dd9b62
Formbook
acafe0e95f56a3a9105873aa70599b60c7e05b99f68006c763b21d590cc03906
Formbook
c232cf286c8156708491756db96442ab995cdaaea58875a7c63e3e496b30d0cf
Formbook
d36aed39f3fb785951a4e948bcb4f86033a398ee0ddfef85040564751918b669
Formbook
e07c12a4c17554763b40b0ca410493875bbdd907bc8ba261a732d935e015f852
Formbook
f469b5c967ff28b96444a48b6769ccde102417de9d59df1878bfe486ade890dd
Formbook
+ 12'126 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:r87g loader rat
Link:
https://tria.ge/reports/220407-k4fn9sahgp/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Xloader Payload
Xloader
Unpacked files
SH256 hash:
39e441a543904b641526982d9a068086c6617c7634d6fbf23afa95e2c2d17ba0
MD5 hash:
a6988e39e88adaf61eec4ead2f094c39
SHA1 hash:
69f894fe81864a6872219ae63abc3d20f8a1af4b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/a98fbabf-5331-4b93-9d51-ba4658ac4165/
Parent samples :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 hash:
08ef005bba896f2c1088a605c5839177c020e06791b8d5e848984f38e60c3946
MD5 hash:
ae43c27646191e68750ee646d1d1f1cf
SHA1 hash:
ec9f2c76c5810881b281d493217ad78e7aaaebd8
Link:
https://www.unpac.me/results/a98fbabf-5331-4b93-9d51-ba4658ac4165/
SH256 hash:
8efb1c86afa987743d5a2d65958d3ad01cfec422191a1832ce4ff6aa8a0c48ee
MD5 hash:
db7a7ff15773a3c16e10f740730238f6
SHA1 hash:
a35c257d98fead4299375f1b19bb12a06d2dfc37
Link:
https://www.unpac.me/results/a98fbabf-5331-4b93-9d51-ba4658ac4165/
SH256 hash:
e11871df824c3130e35f2c94d672404e18ebefddf3172d166f2e640ad3686c73
MD5 hash:
4379771ccd9b927712ef2505214161df
SHA1 hash:
6636b7b80e279de67c60b52277f566463afebf8e
Link:
https://www.unpac.me/results/a98fbabf-5331-4b93-9d51-ba4658ac4165/
SH256 hash:
a102818080dee054dc3006ca676c09a7c0b398e0fa29164d86ee0978cd38d183
MD5 hash:
baa306b6ef25fda210d62c758125b2fd
SHA1 hash:
2824864c407beaedb1840ea5e71c7305f34778f8
Link:
https://www.unpac.me/results/a98fbabf-5331-4b93-9d51-ba4658ac4165/
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/a102818080dee054dc3006ca676c09a7c0b398e0fa29164d86ee0978cd38d183

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.

Web download

Formbook

Executable exe a102818080dee054dc3006ca676c09a7c0b398e0fa29164d86ee0978cd38d183

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2135463/
Cape
Cape
https://www.capesandbox.com/analysis/261671/

Comments


Avatar
zbet commented on 2022-04-07 09:08:39 UTC

url : hxxp://192.3.239.124/30/vbc.exe