MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508
SHA3-384 hash: 2fcfb952892b7aa473967b7dc8499719ce8aa0c737ad13c614291caab9a0c7118eb45b8cc4289c587ae61dc2331863f5
SHA1 hash: ffb7515430b7f27b50e70a4f14f86e18f12f1983
MD5 hash: a7ab9ba241d1caa4b43ee261be601d2f
humanhash: september-purple-march-chicken
File name:Yeni siparis ekteki listede.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:985'088 bytes
First seen:2021-09-02 11:04:31 UTC
Last seen:2023-03-29 00:14:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'739 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:aOO/F84DtPASSVdYiO5GpS4u6C5oWpf0y3k0Vb/AElj8iDxLBYR1p2Z3+Xf6MeiA:aOOTDR15XEOMfJo7k06S
Threatray 8'912 similar samples on MalwareBazaar
TLSH T16D25F03DAD2626336FA9B17CD4D6194EE79414EB23714DE9D1E2B38C200B917B2DA31C
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
207
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Yeni siparis ekteki listede.exe
Verdict:
Malicious activity
Analysis date:
2021-09-02 11:07:39 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/45a14e31-c9c6-48db-b6f6-de7c3efa83fe

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/184733/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
Setting browser functions hooks
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e832f8bd-718b-4616-998b-7a8c442e7507
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/843934
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 476365 Sample: Yeni siparis ekteki listede.exe Startdate: 02/09/2021 Architecture: WINDOWS Score: 100 39 www.keeponsports.com 2->39 41 keeponsports.com 2->41 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 11 other signatures 2->55 11 Yeni siparis ekteki listede.exe 6 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...bwSfSItxe.exe, PE32 11->33 dropped 35 C:\Users\user\AppData\Local\...\tmpA03E.tmp, XML 11->35 dropped 37 C:\...\Yeni siparis ekteki listede.exe.log, ASCII 11->37 dropped 67 Injects a PE file into a foreign processes 11->67 15 Yeni siparis ekteki listede.exe 11->15         started        18 schtasks.exe 1 11->18         started        signatures6 process7 signatures8 69 Modifies the context of a thread in another process (thread injection) 15->69 71 Maps a DLL or memory area into another process 15->71 73 Sample uses process hollowing technique 15->73 75 Queues an APC in another process (thread injection) 15->75 20 explorer.exe 15->20 injected 24 conhost.exe 18->24         started        process9 dnsIp10 43 www.zhixintonghe.com 170.106.37.26, 49719, 80 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN Singapore 20->43 45 www.infinitilamp.com 20->45 47 uixie.porkbun.com 52.33.207.7, 49716, 80 AMAZON-02US United States 20->47 57 System process connects to network (likely due to code injection or exploit) 20->57 26 colorcpl.exe 20->26         started        signatures11 process12 signatures13 59 Self deletion via cmd delete 26->59 61 Modifies the context of a thread in another process (thread injection) 26->61 63 Maps a DLL or memory area into another process 26->63 65 Tries to detect virtualization through RDTSC time measurements 26->65 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-02 05:25:32 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=q6kg3tmxn2ytv436et7wry3kapjpi2u24r2pgnraptydzo5qwuea._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3009ff9d8a1675709ccb395bb2c45fb0046a19389e37f4e20bc672efee49f8cd
Formbook
3da43dfd3613eeaf2ed56f10624f2dabdb80948c842c98fd0e26688fe55728a7
Formbook
4fa4620f075ed6875b96da8c661287fc12c586ddc524c866a6861a6a94a26bee
Formbook
4fda1896f5143497af8231a4a73f99381038088aad02e30141d5be3322bcabeb
Formbook
6b93224c145b221ac786bf10b1471af61722e45bbd41a029789170ea7f1c0751
Formbook
7d0cc599bf46f1b454dc8a9c5abe86f6ba3c97032f153864513b98ccde3bc0cb
Formbook
caae480439293c7be6bb9ca27621f5b99c7391d6b7fddc179d5f5627c6144d08
Formbook
d885a2034e825199486fbe2eecbf1098e07c8ba36ffe3cca2518e3f332c48f28
Formbook
dfca1bf3a2bc630e60ee036b0fd5be55b2f2b44e7dc8d2005b86d763bfc7c8ac
Formbook
+ 8'902 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:3nop rat spyware stealer trojan
Link:
https://tria.ge/reports/210902-fp58f1cz7j/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.jakesplacebarbers.com/3nop/
Unpacked files
SH256 hash:
3b1a82ce501782a363b32cd1092d9870b4737a87e5ea9a838f97d878163f6062
MD5 hash:
c78e8421cdf1b20148f12cbcdef5e2c9
SHA1 hash:
1b2b521c0b17c5de39659f87bbfcf9445f11acad
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/cfe7511f-7a1b-4a9f-99c0-ee943f1175a5/
Parent samples :
3ecf3d1df831abf769bbb4121101d9c2ed9c736dd19f8c8f2ce361443b018a96
87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508
9b0a4dba4956bc341c94844a39cabed66757532bcdbc38de6fe0c2fc9a366482
f073049a0bb7d1e370d603841469d9b6070da559d9721a018a6ace155d2d7b3a
SH256 hash:
3405efe48d645998a6b9342666605ff3970f4dd71563ffe89b58c05bd22c439f
MD5 hash:
f396e0e3d8e7ac648d6ec4b284d81e13
SHA1 hash:
d804ee1f2ef2d463d2cfb425d8ca47d4b89c5f84
Link:
https://www.unpac.me/results/cfe7511f-7a1b-4a9f-99c0-ee943f1175a5/
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/cfe7511f-7a1b-4a9f-99c0-ee943f1175a5/
SH256 hash:
87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508
MD5 hash:
a7ab9ba241d1caa4b43ee261be601d2f
SHA1 hash:
ffb7515430b7f27b50e70a4f14f86e18f12f1983
Link:
https://www.unpac.me/results/cfe7511f-7a1b-4a9f-99c0-ee943f1175a5/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/87946dcd976e/report/overview.html
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/87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508

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
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 87946dcd976eb13af37e24ff68e36a03d2f46a9ae474f336207cf03cbbb0b508

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/184733/

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