MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88. 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
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SHA256 hash: 5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88
SHA3-384 hash: 31b7d5de62f97a1b3065c4b4b48646b1d958a0d7394faa6eba5275345eaa7c33b2a0e43fd99303099d7da0c53d2687f3
SHA1 hash: dc12fc609e16a9100d50478f79095fbf50d7e460
MD5 hash: f90eba03cd8aa241d2e0a03de2828fb0
humanhash: fifteen-august-florida-nuts
File name:quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:447'488 bytes
First seen:2021-11-05 06:30:00 UTC
Last seen:2021-11-05 12:50:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:SViWNLQ5+JTWHYlCWlAuRWqC18k1LL+y:4iMY+8qC18k3
Threatray 11'188 similar samples on MalwareBazaar
TLSH T1D594020336D6C509D27E0F73083261406772BAAB7952F74F2C8A215D95BEB858721FEB
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
quotation.exe
Verdict:
Malicious activity
Analysis date:
2021-11-05 06:34:28 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/6f532d14-ac51-47b5-b27e-29125486ee55

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/202550/
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.35238.31782.11581.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6184cf710621d706aeac09ee/reports/8b2ffe6b-6e1a-4cef-ac95-2b410c1e2bd1/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/6207e355-f5e9-4920-a144-a4937b30023e
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/883733
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
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
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
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: 516164 Sample: quotation.exe Startdate: 05/11/2021 Architecture: WINDOWS Score: 100 31 www.betterlifegulf.com 2->31 33 betterlifegulf.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 10 other signatures 2->47 11 quotation.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\quotation.exe.log, ASCII 11->29 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 quotation.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 35 www.bbcn-lt.com 18->35 37 www.yinyangmy.online 103.96.148.245, 49828, 49839, 80 WEST263GO-HKWest263InternationalLimitedHK China 18->37 39 28 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 51 Performs DNS queries to domains with low reputation 18->51 22 rundll32.exe 18->22         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 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/5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-11-05 03:57:01 UTC
AV detection:
12 of 27 (44.44%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lxiljby42ylcc7abv6iujfffhm4u3c2o7ao57qmbzwfedudtbsea._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
50c6754cbbd313acc6a250182439a1191d8f8318f0794feea75bd647b6205f7a
Formbook
a2067ce6f40be6dee1fa10c0155582a43e4b4d5b4bfe1fcf7f239332534b7109
Formbook
a4c0f021f7b7e196e3a5d8e324cb4084c14941c94d2aab667eb886464948b44a
Formbook
ca205b38e2ee729d40141563bbb4200970224f4e00b380d5108a3ae51fb7eada
Formbook
d78094f3b6eac87e2d4249671bdc4e044afb31e2e78aac8f2db7186c6d5b6db1
Formbook
d80436359f7dd16d812a1007524a34b9f62a9364062b19e198f505051bbe98a7
Formbook
de3d131bb29c2eadda833f950de1144d1c104fbd2cc6249ffc3aa1ac5ae651b5
Formbook
e6cde5c1b614549613d30761b34c899f4ff69d7e6e3147c21d68bedd64f8fe25
Formbook
+ 11'178 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:hjq6 loader rat
Link:
https://tria.ge/reports/211105-g9g8haagc8/
Behaviour
Enumerates system info in registry
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 WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.suapeleemprimeirolugar.com/hjq6/
Unpacked files
SH256 hash:
52b9ea830158fbc6dda804eb59143379854cbd556aa2cc13f166a0eab322e692
MD5 hash:
19f4fc7f6bdcf78fe40f1e3391d5ee86
SHA1 hash:
604e7bfafd973670962a80364d5b06f2ee107809
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/afc309fb-ff34-4190-925d-81b48a5101cd/
Parent samples :
5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88
6b4643293ec666399345858d82f7e232845dfbee7242ff9a4d17792a21990921
742c2ef180146f92125dfd1051a42e5fab332d8184cc7d59f28c69838fcd16ad
6b88b59aec1fb94d80d8f8a2de07ce4cc13503492cf620f1d1b7ca0f812873ec
SH256 hash:
110a28b39b1e0840684110fa77a580effce50755cb865ce9df566f1fff308d05
MD5 hash:
17d644e87b9923fb2a0ed51e7594d82f
SHA1 hash:
863600e4908ebd4ed26285e210d983d04399e600
Link:
https://www.unpac.me/results/afc309fb-ff34-4190-925d-81b48a5101cd/
SH256 hash:
f3f01831b82122783b81127ed0095c95a8111b256595642c5ae04017862e3ea1
MD5 hash:
7513f924509a898c87af8cc354ed6bba
SHA1 hash:
34885c5e98c4eacc2ee86f74dc96dd04df7fc824
Link:
https://www.unpac.me/results/afc309fb-ff34-4190-925d-81b48a5101cd/
SH256 hash:
5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88
MD5 hash:
f90eba03cd8aa241d2e0a03de2828fb0
SHA1 hash:
dc12fc609e16a9100d50478f79095fbf50d7e460
Link:
https://www.unpac.me/results/afc309fb-ff34-4190-925d-81b48a5101cd/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/5dd0b4871cd6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88

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.

Malspam

Formbook

Executable exe 5dd0b4871cd616217c01af914494a53b394d8b4ef81ddfc181cd8a41d0730c88

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/202550/

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