MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8. 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 7 File information Comments
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SHA256 hash: 2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8
SHA3-384 hash: 1a136996945f4f71d221f87fe41d023275991bead0bd4e778a490e18ca4f9f1999b5eba3b998c4482ebf775a583c442f
SHA1 hash: 4da98990e681a5c9ea026960ca0150582088173d
MD5 hash: e3a576fda3253b1f5e57734e1d1d30ec
humanhash: burger-uranus-nine-purple
File name:file
Download: download sample
Signature Formbook
Create hunting rule
File size:278'154 bytes
First seen:2023-01-31 13:11:20 UTC
Last seen:2023-01-31 14:29:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:/Ya6x5gt3OupNIRztp3FXl50iIj74HtMJh9plSNqw7mPONATWEsbSDYv:/YDSt3OX95l5uj8NMJZlSz7mPOO4SDE
TLSH T18044120833D4D437EDB35E708DB9BA5BA9EEDD112861AB5713200E24B9227429F5F393
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter jstrosch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
189
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-01-31 13:13:13 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/45cc239d-c2e5-4230-a08d-9354ad4158ba

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/358655/
Detection(s):
SecuriteInfo.com.Win32.InjectorX-gen.26041.15992.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Reading critical registry keys
DNS request
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/64258/overview
Behaviour
MalwareBazaar
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63d913a5905a5ac3b9094016/reports/8eef9a98-3b05-4771-bdb3-2cfc8e48cb36/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/47a9708f-8e5d-4223-a210-accac807ed17
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1162398
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
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: 795153 Sample: file.exe Startdate: 31/01/2023 Architecture: WINDOWS Score: 100 34 www.gpsarhealthcare.com 2->34 50 Snort IDS alert for network traffic 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for URL or domain 2->54 56 5 other signatures 2->56 12 file.exe 19 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\uytjxhzdd.exe, PE32 12->32 dropped 15 uytjxhzdd.exe 12->15         started        process6 signatures7 66 Detected unpacking (changes PE section rights) 15->66 68 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->68 70 Maps a DLL or memory area into another process 15->70 72 Tries to detect virtualization through RDTSC time measurements 15->72 18 uytjxhzdd.exe 15->18         started        process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 18->42 44 Maps a DLL or memory area into another process 18->44 46 Sample uses process hollowing technique 18->46 48 Queues an APC in another process (thread injection) 18->48 21 explorer.exe 6 18->21 injected process10 dnsIp11 36 www.estateagentswebsitedesign.uk 185.151.30.138, 49697, 80 TWENTYIGB United Kingdom 21->36 38 www.ideeksha.net 21->38 40 3 other IPs or domains 21->40 58 System process connects to network (likely due to code injection or exploit) 21->58 25 wlanext.exe 21->25         started        signatures12 process13 signatures14 60 Modifies the context of a thread in another process (thread injection) 25->60 62 Maps a DLL or memory area into another process 25->62 64 Tries to detect virtualization through RDTSC time measurements 25->64 28 cmd.exe 1 25->28         started        process15 process16 30 conhost.exe 28->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8/
Threat name:
Win32.Trojan.InjectorX
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Status:
Malicious
First seen:
2023-01-31 13:12:09 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f2iz3owki2eycfvavi4hku5fj5drdlvfqtvjsmpg5je5rhujq24a._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:w12e rat spyware stealer trojan
Link:
https://tria.ge/reports/230131-qfhfvaac9y/
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
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Formbook payload
Formbook
Unpacked files
SH256 hash:
1b8527467b81e5393ac11395dc6203af648fef54092cd79087030937578dd525
MD5 hash:
c3f70d248314d63eaab4ce45ebf1177b
SHA1 hash:
3113333f546e4afe569a10dbf8a0c1ae56ba646a
Detections:
FormBook
Create hunting rule
win_formbook_w0
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win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/02f16c40-fb71-4b70-9e35-63607e2e245d/
Parent samples :
4c817012f18358469290ab2d534a7670dbd7769499cfafa327b5f7afca8c3552
2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8
SH256 hash:
6b61580c129877c0ea92647800d963854e3289557220136c23ddb3924619b9a3
MD5 hash:
7ba3704321ad41d32538052ff873a680
SHA1 hash:
c32751f91d47369c68a0d2c974b03a21c1d10f05
Link:
https://www.unpac.me/results/02f16c40-fb71-4b70-9e35-63607e2e245d/
SH256 hash:
2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8
MD5 hash:
e3a576fda3253b1f5e57734e1d1d30ec
SHA1 hash:
4da98990e681a5c9ea026960ca0150582088173d
Link:
https://www.unpac.me/results/02f16c40-fb71-4b70-9e35-63607e2e245d/
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/2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8

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:azov_Dropped
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Author:Potatech
Description:Azov Detection
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Web download

Formbook

Executable exe 2e919dbaca46898116a0aa387553a54f4711aea584ea9931e6ea49d89e8986b8

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/358655/

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