MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a42b95f500f68f00ef0b4338bd515235d6d2b67a16513e7c3866d990e6d7a0e. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7a42b95f500f68f00ef0b4338bd515235d6d2b67a16513e7c3866d990e6d7a0e
SHA3-384 hash: 805c594eb33c3d4ed6c8c9cff0019866cf6595b097ff8e723483d5fa5ef6697cd28fc42c97b94785c5d369514d17ac89
SHA1 hash: 859a68a5d16deea898061ae684f7b2df612da948
MD5 hash: 972c1ac5030d6f841931531f798ea1c2
humanhash: bluebird-bakerloo-four-oranges
File name:FedEx Shippings DOC.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:681'704 bytes
First seen:2023-01-27 14:36:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:mTm3jZazNIMTUZ+scawrFoIG+DGDErPLSfjW0+ApKI:m63jcBJgcaEFofXsSfjyAU
TLSH T1BDE40103B69A4605D729197AE1DF193E07F2DBC26B33D6D97E8C828D0F423E26E45385
TrID 66.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.0% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe FedEx FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
198
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FedEx Shippings DOC.exe
Verdict:
No threats detected
Analysis date:
2023-01-27 14:41:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6baf955c-e2a3-4dc5-8a7c-6f7277a5fa92

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/357476/
Detection(s):
Win.Packed.Msilzilla-9966111-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Reading critical registry keys
Creating a file in the %temp% directory
Launching the default Windows debugger (dwwin.exe)
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated overlay packed
Link:
https://www.filescan.io/uploads/63d3e1912d4f6d560e234759/reports/13cfe4a0-c392-441a-9cb6-e1f0a7c740c8/overview
Result
Verdict:
UNKNOWN
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/7a4e1587-e6a6-4d04-8c95-8aa98cf5a201
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1160288
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for URL or domain
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 793024 Sample: FedEx Shippings DOC.exe Startdate: 27/01/2023 Architecture: WINDOWS Score: 100 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for URL or domain 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 4 other signatures 2->45 8 FedEx Shippings DOC.exe 1 2->8         started        process3 file4 25 C:\Users\user\...\FedEx Shippings DOC.exe.log, CSV 8->25 dropped 53 Writes to foreign memory regions 8->53 55 Allocates memory in foreign processes 8->55 57 Injects a PE file into a foreign processes 8->57 12 CasPol.exe 8->12         started        signatures5 process6 signatures7 59 Modifies the context of a thread in another process (thread injection) 12->59 61 Maps a DLL or memory area into another process 12->61 63 Sample uses process hollowing technique 12->63 65 Queues an APC in another process (thread injection) 12->65 15 explorer.exe 3 6 12->15 injected process8 dnsIp9 29 www.sunnirt.site 15->29 31 www.dorothys.xyz 15->31 33 4 other IPs or domains 15->33 35 System process connects to network (likely due to code injection or exploit) 15->35 37 Performs DNS queries to domains with low reputation 15->37 19 wscript.exe 12 15->19         started        23 autochk.exe 15->23         started        signatures10 process11 dnsIp12 27 www.sunnirt.site 19->27 47 System process connects to network (likely due to code injection or exploit) 19->47 49 Modifies the context of a thread in another process (thread injection) 19->49 51 Maps a DLL or memory area into another process 19->51 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7a42b95f500f68f00ef0b4338bd515235d6d2b67a16513e7c3866d990e6d7a0e/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-01-27 14:36:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pjblsx2qb5upadxqwqzyxvivenow2k3hufsrhz6dqzwzsdtnpiha._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230127-ry5vjabf84/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
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
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Unpacked files
SH256 hash:
a16dd657f58f77fc7a36e1d73ad65df55c3c8d350d77a68d242bbaed50c47d86
MD5 hash:
27e432bbe21b1b36c320630dfc2501cf
SHA1 hash:
e90bff574c270040c35005560dc6cdc2b5eb5d2e
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/653cf3a6-c0ac-4013-91ec-e57cd0d62ebb/
Parent samples :
2a83317fd8334690d5cfd9784d6ca6f3a99fa95a05c81c8fb94edac7b7f06306
6d4fce8c50efc17742ec19fc86a78d00e5907889459049f0492e5d9211a9a224
7a42b95f500f68f00ef0b4338bd515235d6d2b67a16513e7c3866d990e6d7a0e
cd254417c6d96f24f105a03c4aee7711692bfcc7a767180163d42d4bc5752b2b
43dbcc71737c54b9bcd7f5cc12d2f3d332bf8ca7e80f594725230c44614c5ab9
0067b252ab478516ec30b56fbb160b7210083c5d10f1b06c4233a3f92bdec28a
SH256 hash:
1d3ba0a7a8a4428fc3eeda4d35bd9a513a550178f209a51ca52602d9bed373b4
MD5 hash:
5b5030fe6527824a1aaf4768b79ee919
SHA1 hash:
094ae39966bd622a4c7c3e4945ef524448e992ce
Link:
https://www.unpac.me/results/653cf3a6-c0ac-4013-91ec-e57cd0d62ebb/
SH256 hash:
7a42b95f500f68f00ef0b4338bd515235d6d2b67a16513e7c3866d990e6d7a0e
MD5 hash:
972c1ac5030d6f841931531f798ea1c2
SHA1 hash:
859a68a5d16deea898061ae684f7b2df612da948
Link:
https://www.unpac.me/results/653cf3a6-c0ac-4013-91ec-e57cd0d62ebb/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7a42b95f500f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/7a42b95f500f68f00ef0b4338bd515235d6d2b67a16513e7c3866d990e6d7a0e

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:BAZT_B5_NOCEXInvalidStream
Create hunting rule
Rule name:NETDIC208_NOCEX_NOREACTOR
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.

Cape
Cape
https://www.capesandbox.com/analysis/357476/

Comments