MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d308c2e93c341ef11c0b14420e158fd650c637190a4daedf003ec091e703a85. 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 1 File information Comments
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SHA256 hash: 6d308c2e93c341ef11c0b14420e158fd650c637190a4daedf003ec091e703a85
SHA3-384 hash: c1fb70755942d6e4d299128c6e1aa6e22c75c162405d640b710bb7b986ee7cb59f603e68640ce408f898bd1ccb2a9616
SHA1 hash: 299252b754314595762b552842c3e6ee160e4313
MD5 hash: 76baa8d35ea656b972c92c94c8d3fe86
humanhash: alabama-equal-leopard-sink
File name:PO64259,pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:775'483 bytes
First seen:2021-08-03 12:24:55 UTC
Last seen:2021-08-03 13:13:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 49be0836dac021f86af2cb207b4613c8 (6 x Loki, 4 x Formbook, 2 x SnakeKeylogger)
ssdeep 12288:T1Wl8T5gM63xjmetfdPZ5TyUF0L7Rl5Z1r+:TA2GdxXDyUFc7v5jC
Threatray 7'290 similar samples on MalwareBazaar
TLSH T194F4E710B3FDA12AF0337AF99FFAC57CC256BAF85B27825F2195150B0592D811722BB1
dhash icon c4c4c4ccb4c4f630 (12 x Formbook, 5 x AgentTesla, 2 x Loki)
Reporter malwarelabnet
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
166
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO64259,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-08-03 12:27:22 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/b712fd50-7091-4deb-bf1b-4dad0897f6ec

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/176034/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Stealer.23680.21630.8167.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/58486a99-0924-4ea2-9b8a-aeaa292efadb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/826118
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 458540 Sample: PO64259,pdf.exe Startdate: 03/08/2021 Architecture: WINDOWS Score: 100 30 www.timhafun.net 2->30 32 www.lifewithken.com 2->32 34 lifewithken.com 2->34 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 7 other signatures 2->56 10 PO64259,pdf.exe 2->10         started        signatures3 process4 signatures5 58 Detected unpacking (changes PE section rights) 10->58 60 Maps a DLL or memory area into another process 10->60 62 Tries to detect virtualization through RDTSC time measurements 10->62 13 PO64259,pdf.exe 10->13         started        process6 signatures7 64 Modifies the context of a thread in another process (thread injection) 13->64 66 Maps a DLL or memory area into another process 13->66 68 Sample uses process hollowing technique 13->68 70 Queues an APC in another process (thread injection) 13->70 16 svchost.exe 13->16         started        19 explorer.exe 13->19 injected 22 autoconv.exe 13->22         started        24 autochk.exe 13->24         started        process8 dnsIp9 42 Modifies the context of a thread in another process (thread injection) 16->42 44 Maps a DLL or memory area into another process 16->44 46 Tries to detect virtualization through RDTSC time measurements 16->46 26 cmd.exe 1 16->26         started        36 www.utesco.info 208.117.45.233, 49752, 80 STEADFASTUS United States 19->36 38 www.progress-ai.com 217.160.0.157, 49746, 80 ONEANDONE-ASBrauerstrasse48DE Germany 19->38 40 10 other IPs or domains 19->40 48 System process connects to network (likely due to code injection or exploit) 19->48 signatures10 process11 process12 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6d308c2e93c341ef11c0b14420e158fd650c637190a4daedf003ec091e703a85/
Threat name:
Win32.Trojan.Revcode
Create hunting rule
Status:
Malicious
First seen:
2021-08-03 01:41:04 UTC
AV detection:
19 of 27 (70.37%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nuyiylutyna66eoawfccbyky7vsqyy3rscsnv3pqapwashtqhkcq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
044a48e38a2ce6f76042fae04889fb81e2563933d63c28532b4dba27b7599add
Formbook
39fc8ada09fdee11dac8fbb0236624c2d5dcf2b66d8f2aa4bbcdeada6de6206b
Formbook
3c5cf190ba17e8138feadf46a81dbdafff69ecd8b9122aaf4967fbd9aa79c1f6
Formbook
5d1870672eff4e2ec6d699d654d5268051f7a56f8ca991fefa538eeef380a89c
Formbook
6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92
Formbook
6db6324fe282260a224e77fff9bdad3240a63d48ac587f2a701785ea69c317a5
Formbook
c494dceddfa1c8c6944a93f902c641ab5f99352ba48b81849e576f7da353314c
Formbook
da9e3cdd0874cc1e8fcd3ed354cfb48d39f0b2ec7b0b4334ea85d7da7aa32f7c
Formbook
de3c81ef7e59a386f6572d4c095739d45493d90b03c348748200012ec165372f
Formbook
+ 7'280 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat suricata
Link:
https://tria.ge/reports/210803-w99ykgfnje/
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.steveblexrud.com/rqe8/
Unpacked files
SH256 hash:
7e220a419867b596f29cb4a59ad041fe4efd8d05e95bc9efa7fdbdbe0f8de1d9
MD5 hash:
6a07c77eefde726358cd45dbd796359a
SHA1 hash:
400503dd1524917be53930a32bba506898f1bf23
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/50f95cc7-d4cf-46b4-bb95-518a65fbf04a/
Parent samples :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 hash:
6d308c2e93c341ef11c0b14420e158fd650c637190a4daedf003ec091e703a85
MD5 hash:
76baa8d35ea656b972c92c94c8d3fe86
SHA1 hash:
299252b754314595762b552842c3e6ee160e4313
Link:
https://www.unpac.me/results/50f95cc7-d4cf-46b4-bb95-518a65fbf04a/
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/6d308c2e93c341ef11c0b14420e158fd650c637190a4daedf003ec091e703a85

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

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/176034/

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