MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1ad6352350f0b871f3757d1994aa42fee726cdca78834f743f09e8a15bfc3dd1. 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 4 File information Comments

SHA256 hash: 1ad6352350f0b871f3757d1994aa42fee726cdca78834f743f09e8a15bfc3dd1
SHA3-384 hash: 7f08fd6d3ed30ef05c42a8882a9f942977b425638eaf0b2e3a6920ccda1cac55da7836da5351ff2c056b9c1e3c33efb6
SHA1 hash: cd41370a62b7cab949c04fdcd6578438c410e7c2
MD5 hash: aa71f2483d9c2e808cd3e3e56c2b463f
humanhash: princess-hydrogen-apart-don
File name:Payment_Advice.exe
Download: download sample
Signature Formbook
File size:757'760 bytes
First seen:2021-08-09 10:51:44 UTC
Last seen:2021-08-09 11:52:22 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:sqnBhp+gczyhNSvRbBQHR4qz91hI0zSaNsvz+yuWDVId21NaI+E8tyvXck4xeLbf:sqnkCeLWgLX2UxEYTMcDz+BJmdcHlsIE
Threatray 7'644 similar samples on MalwareBazaar
TLSH T1B2F4E06B039C4967FB7ED2787A61F016F76098D3B702DE0BCAC791C41967A0126C6C6E
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment_Advice.exe
Verdict:
Malicious activity
Analysis date:
2021-08-09 10:53:37 UTC
Tags:
trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Launching cmd.exe command interpreter
DNS request
Connection attempt
Sending an HTTP GET request
Unauthorized injection to a system process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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
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
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 461645 Sample: Payment_Advice.exe Startdate: 09/08/2021 Architecture: WINDOWS Score: 100 31 www.somerderm.com 2->31 33 clientconfig.passport.net 2->33 35 2 other IPs or domains 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 9 other signatures 2->49 11 Payment_Advice.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\Payment_Advice.exe.log, ASCII 11->29 dropped 59 Writes to foreign memory regions 11->59 61 Injects a PE file into a foreign processes 11->61 15 RegSvcs.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 2 other signatures 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 adunarsrl.com 162.214.101.151, 49740, 80 UNIFIEDLAYER-AS-1US United States 18->37 39 kupon.asia 43.252.212.117, 49742, 80 EXABYTES-AS-APExaBytesNetworkSdnBhdMY Malaysia 18->39 41 5 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 help.exe 18->22         started        signatures11 process12 signatures13 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       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-07-30 05:49:58 UTC
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader campaign:uecu loader rat suricata
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
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.illoftapartments.com/uecu/
Unpacked files
SH256 hash:
c362729899c5956cfa9fc3bcf9b21ac72066a1b84a497ceb1281f76e2f55c54b
MD5 hash:
0327d1374a5ce015ad9c83c5de76e823
SHA1 hash:
e521349d9e96a4191248747c42c78b6f88fc8f63
SH256 hash:
8a753518ee568ceefc7f454b528b365bf4b07b79d4ecb8b35381ba4880bb0e4d
MD5 hash:
6da5a2a3f58ebf5a376fe4e62f8e5cdf
SHA1 hash:
8a0a8bc1d7063a45a34dea26769602c3267eba1e
SH256 hash:
1ad6352350f0b871f3757d1994aa42fee726cdca78834f743f09e8a15bfc3dd1
MD5 hash:
aa71f2483d9c2e808cd3e3e56c2b463f
SHA1 hash:
cd41370a62b7cab949c04fdcd6578438c410e7c2
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
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 1ad6352350f0b871f3757d1994aa42fee726cdca78834f743f09e8a15bfc3dd1

(this sample)

  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment

Comments