MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8bd8e7edfd64f242eec8ebeaf0a473152c0f52de8f0318f8bcacf98326e0405a. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments 1

SHA256 hash: 8bd8e7edfd64f242eec8ebeaf0a473152c0f52de8f0318f8bcacf98326e0405a
SHA3-384 hash: 03ec8178f121f126e85859421fac549c9f556e402b4ba4227d07831f33d72b0368ba0d729e4222c0a7d6e49819669aa2
SHA1 hash: f85d49815fee7dd9b9ed64dc579056eea932082a
MD5 hash: 23beda6778360f0ce0e8d492178bd7af
humanhash: kentucky-beryllium-seventeen-queen
File name:Specifikacije ponude proizvoda Mesutex 2021 doc.exe
Download: download sample
Signature Formbook
File size:255'433 bytes
First seen:2021-05-20 12:52:34 UTC
Last seen:2021-05-20 13:03:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:asBW7qKqm7suDZndM4X+dy+mZcOE9T25iYYhbX+HxbKgSV:H0q+suVnd96m3E9T2whbX+Rugw
Threatray 5'300 similar samples on MalwareBazaar
TLSH FC440197E6E1C897D44911F01A17EF6BB2B16F04512D5227A7F2BF6378322C38419E8E
Reporter TeamDreier
Tags:FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Specifikacije ponude proizvoda Mesutex 2021 doc.exe
Verdict:
Malicious activity
Analysis date:
2021-05-20 13:03:58 UTC
Tags:
installer 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 file in the %temp% directory
Creating a file
Sending a UDP request
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
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
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 418592 Sample: Specifikacije ponude proizv... Startdate: 20/05/2021 Architecture: WINDOWS Score: 100 35 www.tekisltd.com 2->35 37 www.mambomakaya.com 2->37 39 6 other IPs or domains 2->39 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 5 other signatures 2->53 11 Specifikacije ponude proizvoda Mesutex 2021 doc.exe 21 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\System.dll, PE32 11->31 dropped 33 C:\Users\user\AppData\Local\...\cfxcbwgjiyg, DOS 11->33 dropped 63 Maps a DLL or memory area into another process 11->63 15 Specifikacije ponude proizvoda Mesutex 2021 doc.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 41 www.arvopaert.com 154.207.58.172, 49722, 49757, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 18->41 43 dreambuildarchitect.com 103.50.162.153, 49753, 80 PUBLIC-DOMAIN-REGISTRYUS India 18->43 45 14 other IPs or domains 18->45 55 System process connects to network (likely due to code injection or exploit) 18->55 22 systray.exe 18->22         started        25 autofmt.exe 18->25         started        signatures11 process12 signatures13 57 Modifies the context of a thread in another process (thread injection) 22->57 59 Maps a DLL or memory area into another process 22->59 61 Tries to detect virtualization through RDTSC time measurements 22->61 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-20 10:01:58 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader loader rat
Behaviour
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.mambomakaya.com/ftgq/
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_InTheFu
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-20 12:59:34 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0032.001] Data Micro-objective::CRC32::Checksum
1) [C0026.002] Data Micro-objective::XOR::Encode Data
3) [C0045] File System Micro-objective::Copy File
4) [C0046] File System Micro-objective::Create Directory
5) [C0048] File System Micro-objective::Delete Directory
6) [C0047] File System Micro-objective::Delete File
7) [C0049] File System Micro-objective::Get File Attributes
8) [C0051] File System Micro-objective::Read File
9) [C0050] File System Micro-objective::Set File Attributes
10) [C0052] File System Micro-objective::Writes File
11) [E1510] Impact::Clipboard Modification
12) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
13) [C0036.002] Operating System Micro-objective::Delete Registry Key::Registry
14) [C0036.007] Operating System Micro-objective::Delete Registry Value::Registry
15) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
16) [C0036.005] Operating System Micro-objective::Query Registry Key::Registry
17) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
18) [C0036.001] Operating System Micro-objective::Set Registry Key::Registry
19) [C0017] Process Micro-objective::Create Process
20) [C0038] Process Micro-objective::Create Thread
21) [C0018] Process Micro-objective::Terminate Process