MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bec65782844355875f88723419b44dc543ba07b83c8a339036f79e39364493c6. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bec65782844355875f88723419b44dc543ba07b83c8a339036f79e39364493c6
SHA3-384 hash: 14d842cde338473998fea919437862c43564a18a37f7f9ec6500f4ecd41ba06737ca06a0db9645710dcebcbd4e683b12
SHA1 hash: 02e41c7fdb8d32c8f764a16913bd7afa44a7d0c9
MD5 hash: af581caf268f7ad9def31b477f8349a3
humanhash: red-purple-georgia-failed
File name:(RG25LGSJ).exe
Download: download sample
Signature Formbook
Create hunting rule
File size:660'992 bytes
First seen:2021-10-11 07:26:17 UTC
Last seen:2021-10-11 14:38:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:7Re+8T84g/mBpd8qV2A8RwR1zAd2pxKF5eEnTSab5UAVZV7TrUynqCCdr0yNukaP:72TOmxDgA+KY2/en7UOV1qCfF
Threatray 10'199 similar samples on MalwareBazaar
TLSH T176E47255F3439C12E557567354E451E3A1082CC7E8888378EBB3BAA358AE3805F9CBDE
Reporter pr0xylife
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
5
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
(RG25LGSJ).exe
Verdict:
Malicious activity
Analysis date:
2021-10-11 07:33:06 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/a1aa128d-09c6-40b7-84df-7395bd26748b

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/196495/
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.48175.24331.20834.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Connection attempt
Sending an HTTP GET request
Possible injection to a system process
Unauthorized injection to a system process
Deleting of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6163e7489fb4d8593d614ece/reports/5aca69b6-b565-41dd-a2e5-276a38d54bda/overview
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/868138
Signature
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 500564 Sample: (RG25LGSJ).exe Startdate: 12/10/2021 Architecture: WINDOWS Score: 100 31 www.noemiklein.com 2->31 33 www.gombc-a02.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 6 other signatures 2->47 11 (RG25LGSJ).exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\(RG25LGSJ).exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 (RG25LGSJ).exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 35 marganneglasser.com 162.241.216.179, 49855, 80 UNIFIEDLAYER-AS-1US United States 18->35 37 www.elcyork.com 23.231.72.169, 49854, 80 EONIX-COMMUNICATIONS-ASBLOCK-62904US United States 18->37 39 10 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 msdt.exe 18->22         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 22->51 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bec65782844355875f88723419b44dc543ba07b83c8a339036f79e39364493c6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-10 17:14:12 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=x3dfpaueinkyox4ioi2btncnyvb3ub5yhsfdhebw66pdsnsespda._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
5852e0b1479d914e16a2f1cf21d61ff4e1f3d35b6fa5dbcf0055cfc2c9a89936
Formbook
5c6bb4be3e5abfc077f779645b07502ad3f9357fa3c486db79d0a2fb4f470527
Formbook
75772375acbcfb6cb668fc2449671a6a83afe1434184ac7c01fd895825fcf5e6
Formbook
7b4c1bf9a15a419080fe02866aa26f162f79d5e01763c6af5915b07988556223
Formbook
96a54086e0d1667ed27dacd61ce88129d2ae1236718babe4ee5b3054385cc215
Formbook
a325ff051ebc1d366533e22fba4a75a4c0b183a28457ed2fea0841f68da06334
Formbook
a4c0f021f7b7e196e3a5d8e324cb4084c14941c94d2aab667eb886464948b44a
Formbook
eafdeb6ac0b1bd6f065c70b3b2892bf04c6d5d674751e64b7583ba13ddf6ebd5
Formbook
+ 10'189 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:gnui loader rat suricata
Link:
https://tria.ge/reports/211011-h94beagfam/
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 UnmapMainImage
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.hottorchlighter.com/gnui/
Unpacked files
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/7319a350-ac3b-4c2e-a5aa-9f6ca08e49f8/
SH256 hash:
b9998f82b8baf3e6128f394bfb4d521302b904a046931d29d507a09e4e96d50b
MD5 hash:
149ff379715fc27fbccf0786bb7f564e
SHA1 hash:
ac49c1a54e1bbde736b0ddc0331e36357c8ca940
Link:
https://www.unpac.me/results/7319a350-ac3b-4c2e-a5aa-9f6ca08e49f8/
SH256 hash:
0ccd51e17f14eb3f2701184b7e4f76154232e8e0d6c24fa72df238cfe83ca57f
MD5 hash:
b89d0c58121e6c27613082b97e102620
SHA1 hash:
88f20e8a8935e20d22d03ed837270a2be65eb185
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/7319a350-ac3b-4c2e-a5aa-9f6ca08e49f8/
Parent samples :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 hash:
bec65782844355875f88723419b44dc543ba07b83c8a339036f79e39364493c6
MD5 hash:
af581caf268f7ad9def31b477f8349a3
SHA1 hash:
02e41c7fdb8d32c8f764a16913bd7afa44a7d0c9
Link:
https://www.unpac.me/results/7319a350-ac3b-4c2e-a5aa-9f6ca08e49f8/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/bec657828443/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/bec65782844355875f88723419b44dc543ba07b83c8a339036f79e39364493c6

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
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/196495/

Comments