MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f10048526484b831c452aa092009fd9291a043d6c6762e26b88777dcfc35cc4. 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: 15


Intelligence 15 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f10048526484b831c452aa092009fd9291a043d6c6762e26b88777dcfc35cc4
SHA3-384 hash: f88382a4ab22fd7d495955994e40075ddb5e11c0fa4d261eae6d5ad87aad6e83170c275cfe2141f12d150f12a0d8369a
SHA1 hash: 8327317fa3e8841962a2e841ef87bc4bd98a238a
MD5 hash: e1da1d76d711be24c3e73fdaa31f9368
humanhash: arizona-april-maine-louisiana
File name:PO-VS7720155590000,pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:313'411 bytes
First seen:2022-02-18 10:18:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:TwwAyUeTXvwjrsVBSri4bLblVFjKUp7bRCKWmsXZbbJ+wW2rq:29eTftari4rjlFFm/J+P
TLSH T1566412D258C1A4EBD5130B3544B7BE54A6BBBD281A346C1F9F183BA53B73343903668B
File icon (PE):PE icon
dhash icon 003171630385d500 (6 x Formbook, 5 x RemcosRAT, 1 x DarkCloud)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
230
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL_119040 5T55 Квитанційний документ, pdf.exe
Verdict:
Suspicious activity
Analysis date:
2022-02-18 11:10:34 UTC
Tags:
installer
Link:
https://app.any.run/tasks/622f18cd-3fd6-4821-ae1e-e19528b4d07c

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/242478/
Detection(s):
SecuriteInfo.com.FakeAV.CXA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/620f7299875593a3cce4489a/reports/2aa44905-9e0f-4d24-8c79-936d9a0749ae/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/06436c3a-22f5-4736-a58b-b93e2e3aae33
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/942114
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 574592 Sample: PO-VS7720155590000,pdf.exe Startdate: 18/02/2022 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus detection for URL or domain 2->49 51 3 other signatures 2->51 11 PO-VS7720155590000,pdf.exe 19 2->11         started        process3 file4 35 C:\Users\user\AppData\Local\Temp\tqarls.exe, PE32 11->35 dropped 14 tqarls.exe 1 11->14         started        process5 signatures6 59 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->59 61 Tries to detect virtualization through RDTSC time measurements 14->61 63 Injects a PE file into a foreign processes 14->63 17 tqarls.exe 14->17         started        20 conhost.exe 14->20         started        process7 signatures8 37 Modifies the context of a thread in another process (thread injection) 17->37 39 Maps a DLL or memory area into another process 17->39 41 Sample uses process hollowing technique 17->41 43 Queues an APC in another process (thread injection) 17->43 22 explorer.exe 17->22 injected process9 process10 24 systray.exe 22->24         started        signatures11 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55 57 Tries to detect virtualization through RDTSC time measurements 24->57 27 cmd.exe 1 24->27         started        29 explorer.exe 1 148 24->29         started        31 explorer.exe 124 24->31         started        process12 process13 33 conhost.exe 27->33         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3f10048526484b831c452aa092009fd9291a043d6c6762e26b88777dcfc35cc4/
Threat name:
Win32.Trojan.Convagent
Create hunting rule
Status:
Malicious
First seen:
2022-02-18 10:19:11 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=h4iajbjgjbfyghcffkqjeae73eurubb5nrtwfytlrb3x3t6dltca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:tod8 loader rat
Link:
https://tria.ge/reports/220218-mchqnacdc7/
Behaviour
Enumerates system info in registry
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
Drops file in Windows directory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Xloader
Unpacked files
SH256 hash:
fc1b5b2768db34a8c4736edb2327f65a74707b6d4d2b46246a657c103950d722
MD5 hash:
16dda8eabb48dd675af13d82b575f2e7
SHA1 hash:
ce2b022026f490347c8122819f343ef927cf597a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/713bb2b2-37a6-4097-9846-06a7c89a7040/
Parent samples :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 hash:
6a4565836892bbd193a319cb056ccdf56d2c437baf56fa976e0a2fef1650f03f
MD5 hash:
85f6eb376775811672b3ac818da82c45
SHA1 hash:
aa4066daeb2a42a7c40c3c7a34f623e33aa76070
Link:
https://www.unpac.me/results/713bb2b2-37a6-4097-9846-06a7c89a7040/
SH256 hash:
3f10048526484b831c452aa092009fd9291a043d6c6762e26b88777dcfc35cc4
MD5 hash:
e1da1d76d711be24c3e73fdaa31f9368
SHA1 hash:
8327317fa3e8841962a2e841ef87bc4bd98a238a
Link:
https://www.unpac.me/results/713bb2b2-37a6-4097-9846-06a7c89a7040/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/3f1004852648/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/3f10048526484b831c452aa092009fd9291a043d6c6762e26b88777dcfc35cc4

File information

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

Malspam

Formbook

Executable exe 3f10048526484b831c452aa092009fd9291a043d6c6762e26b88777dcfc35cc4

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/242478/

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