MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca. 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: 3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca
SHA3-384 hash: 467d418008e0227fb8e48da3c8b1d0872d3cc757fd71e0ae587c1f5b08bc7724f71e1b12a87a09a7461f7c3dc69f71d4
SHA1 hash: 55dc2cc4f50345f8826e0a5e7ffa54304800f1b3
MD5 hash: 523cc9d41948c75931c2c280576635af
humanhash: william-triple-pennsylvania-louisiana
File name:aguerozx.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:776'704 bytes
First seen:2022-01-10 14:19:23 UTC
Last seen:2022-01-10 15:58:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:4yY7AqKIWwtDTmilHq1Qr5mXOt48KB3G6r9UYKTrg15/Bpe5Tefw9pU9thtGG:45l7tDTmitq1QlJaSYKT2/u5a8pEpGG
Threatray 12'696 similar samples on MalwareBazaar
TLSH T184F4D0063E59C802D2690673C5DFD2B407B46E88A543E3277AE93F6F3D723617C0969A
File icon (PE):PE icon
dhash icon b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki)
Reporter info_sec_ca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
269
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
aguerozx.exe
Verdict:
Malicious activity
Analysis date:
2022-01-10 14:23:27 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/f6b69dc8-71ab-4de7-bdf8-b43a45ce1ddc

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/218013/
Detection(s):
SecuriteInfo.com.Variant.Tedy.16597.29153.1120.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe obfuscated packed update.exe
Link:
https://www.filescan.io/uploads/61dc409802e388f9fdbe190e/reports/672e00e7-b100-4a5a-9360-137e4c7bd372/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/9f95eb66-d4a2-49c0-98b6-47d8daa05014
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/917705
Signature
.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
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 domain / URL
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
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: 550183 Sample: aguerozx.exe Startdate: 10/01/2022 Architecture: WINDOWS Score: 100 33 www.ke6rkmtn.xyz 2->33 35 Multi AV Scanner detection for domain / URL 2->35 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 8 other signatures 2->41 11 aguerozx.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\aguerozx.exe.log, ASCII 11->31 dropped 51 Tries to detect virtualization through RDTSC time measurements 11->51 53 Injects a PE file into a foreign processes 11->53 15 aguerozx.exe 11->15         started        signatures6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 15->55 57 Maps a DLL or memory area into another process 15->57 59 Sample uses process hollowing technique 15->59 61 Queues an APC in another process (thread injection) 15->61 18 explorer.exe 15->18 injected process9 process10 20 systray.exe 18->20         started        signatures11 43 Self deletion via cmd delete 20->43 45 Modifies the context of a thread in another process (thread injection) 20->45 47 Maps a DLL or memory area into another process 20->47 49 Tries to detect virtualization through RDTSC time measurements 20->49 23 cmd.exe 1 20->23         started        25 explorer.exe 1 159 20->25         started        27 explorer.exe 112 20->27         started        process12 process13 29 conhost.exe 23->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-01-10 11:57:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
20 of 43 (46.51%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hxhovj4u2g4lm65gprlyec5bh6ahraa4lcluoqtlavrll27uchfa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2ed8aeaf73ee1a3caf7eb0be7814868c4100efbe1b021e2d964db3b638dc7f3c
Formbook
57a68c7a430cad458e15cea14ecde4f27f4d2fc3384cc4440fbd5fe16d967e4f
Formbook
59193ea2bc603f875f795f48d8c2711ad6e4321853e881691f180192e6f29f77
Formbook
5c05ff860f7d421506e3e20e83b955a148ec9f4429313881d1c4f1bd22f58e3f
Formbook
62f75c04145584721209a0d160d0f6b374e6b9465a759aba8e3f6c89ae67938f
Formbook
a92ecb180e390074e280143710c718ab92687c893701b7c535f704231c92175f
Formbook
ae371c388cd7f047ae61f852158fc5de2c7f5ab2bdda4b211b9fd87c7b6272dc
Formbook
eb75ee1b5895c0cc2882a850fab0f379ca09653d92a3a7ff8569593125622355
Formbook
ec575e5cdf3da323c27e65f3042586173ca50ba0682b733a61f0b47f80c3004e
Formbook
+ 12'686 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:a83r rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220110-rne65aefer/
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
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
d6981c1972362906d7a54e90b490933e57c4658b604f0127572ce22226653ed7
MD5 hash:
5bd70ea9f1494a448dcc7f93d6e25b4c
SHA1 hash:
bb04b7e5b4398e1cd67f9dc9928bcc3bc2270d8c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/c217ba67-6807-45ba-b4bf-52bf47d5618c/
Parent samples :
ae371c388cd7f047ae61f852158fc5de2c7f5ab2bdda4b211b9fd87c7b6272dc
59193ea2bc603f875f795f48d8c2711ad6e4321853e881691f180192e6f29f77
eb75ee1b5895c0cc2882a850fab0f379ca09653d92a3a7ff8569593125622355
57a68c7a430cad458e15cea14ecde4f27f4d2fc3384cc4440fbd5fe16d967e4f
3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca
95e46ac69b189a47167d193f4d43756f9cf965deba4ae6608ea20115209090e2
4726f7e6956e313b3f98da2e40bfc923b6aa6f5033e90962ed10497cc5957ee1
5bd07db2eed6c7e67e3f3947b5336c6ba986cfbd03bd406c13eda1999a64fc70
945cc074b259187bf0d90e4bc1c29a5ba7983a293eda5569267c7d83af7cb555
1e144fefc15a6a2643674f01b3324e29b5320d45a16a081e8aad8a969712cb9d
SH256 hash:
fcc390bdcd3aaa0f7250cc7231c8f640e879b82bfcc7f430baad8655704ddb95
MD5 hash:
e39e0af1bba3d7b94fed25452682d372
SHA1 hash:
9cebba4f357e9bb5cf325f62edbed96012220fdb
Link:
https://www.unpac.me/results/c217ba67-6807-45ba-b4bf-52bf47d5618c/
SH256 hash:
b8c3662b887bfa4beb5a327fbf56cab0f5da586652ca60ae4d589a3407eae9de
MD5 hash:
68337fadc19cfb167fc1f9714471bece
SHA1 hash:
21d2f22c4dd93d117ea32d93ce7cc2533c8b2ae2
Link:
https://www.unpac.me/results/c217ba67-6807-45ba-b4bf-52bf47d5618c/
SH256 hash:
3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca
MD5 hash:
523cc9d41948c75931c2c280576635af
SHA1 hash:
55dc2cc4f50345f8826e0a5e7ffa54304800f1b3
Link:
https://www.unpac.me/results/c217ba67-6807-45ba-b4bf-52bf47d5618c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca

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 3dceeaa794d1b8b67ba67c57820ba13f8078801c589747426b0562b5ebf411ca

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/218013/
  
URLhaus
https://urlhaus.abuse.ch/url/1962747/
  
Delivery method
Distributed via web download

Comments