MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae
SHA3-384 hash: 52fc40c983993b86d8eaec302bfaea5100ca4e6f46e126067dbbdeeafe964514d41967d0efe9e7fffd35c993b3cb822c
SHA1 hash: 333c4fb78d60301242d0b975950e7aadb29de11f
MD5 hash: c186ebeec0ecd7e4a9f020c43dc99c58
humanhash: helium-river-wisconsin-idaho
File name:M456 的新订单_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:638'976 bytes
First seen:2022-05-17 06:20:14 UTC
Last seen:2022-05-17 11:12:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:VZJQ2nGbv6++muFNF9jaX0pqGghlh8A4V31he9/np0I9l2YyNSpepNEnkEUf8+1A:7+vNx0FVa5/ilhUWYcs20QPVzBCn
TLSH T1B4D4F1036F2A576BF2645FFA614002C11BBAA41B3063E76F8F45B0D6AC927C36D91937
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.3% (.SCR) Windows screen saver (13101/52/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 8d17326b6945410b (11 x Formbook, 5 x SnakeKeylogger, 4 x Loki)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
216
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
M456 的新订单_pdf.exe
Verdict:
Suspicious activity
Analysis date:
2022-05-17 06:25:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d493e818-a472-4765-a736-58b95cd5cd86

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/271342/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching the default Windows debugger (dwwin.exe)
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed replace.exe update.exe wacatac
Link:
https://www.filescan.io/uploads/62833ed322b733139c24297c/reports/e344ab19-5ba8-4f40-a1ea-e8ac29215599/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3b805cc9-0231-4c38-aac8-46232da21da0
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/995522
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
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
Self deletion via cmd delete
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 628018 Sample: M456 #U7684#U65b0#U8ba2#U53... Startdate: 17/05/2022 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 10 other signatures 2->42 10 M456 #U7684#U65b0#U8ba2#U5355_pdf.exe 3 2->10         started        process3 file4 28 M456 #U7684#U65b0#...2#U5355_pdf.exe.log, ASCII 10->28 dropped 54 Injects a PE file into a foreign processes 10->54 14 M456 #U7684#U65b0#U8ba2#U5355_pdf.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.sabaruonline.com 156.224.153.140, 49792, 80 COMING-ASABCDEGROUPCOMPANYLIMITEDHK Seychelles 17->30 32 www.harperandbeck.com 17->32 34 harperandbeck.com 34.102.136.180, 49845, 80 GOOGLEUS United States 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 cscript.exe 17->21         started        signatures10 process11 signatures12 46 Self deletion via cmd delete 21->46 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-17 02:19:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ncudp6denpajyy2ncmcf2nxoax2d6mm6rdbki4uv2aoeov2kzsxa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/220517-g4bhrsafar/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
eb663bf301caa6c5075804e8de4ac1d4f8700453ed0a13fd9b69f455a7e9845b
MD5 hash:
bedcad6e665e619876ef03559a49dabf
SHA1 hash:
f07757d8ec89acaffe2e96802651d25bbd43d602
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/617b0498-af03-44d1-9f57-e08284a92a3f/
Parent samples :
a5ddc9fe4d816e8d97b3b381a6f654ce065dc1716291179822b5513d7b38d8ae
68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae
786d7fef1f6b313461e01a67b89db558dfd79a558a2669e73ee0483717600bd0
9997ae9723bd215339367807584c52f6e7c99910d5d155f10294b7a8ac55ba1a
1faa82e1dc2bba77a42701af97cd8c39b420e6ea0590d34a12616d9ca1da928f
02797e35c2aa328b5eca0005ffed1d035d10e90e88f7e33723e66723b08d7b41
SH256 hash:
97527da0af9e8321eb6aa2c760bc3a6453341b0fef90c44595a02945c2dd3144
MD5 hash:
332f0164e6b19699174c491d839d6ec9
SHA1 hash:
eadeadeaf7bf3978d86d633bd054e4ff317ecc40
Link:
https://www.unpac.me/results/617b0498-af03-44d1-9f57-e08284a92a3f/
SH256 hash:
08e11b50e2f361bd6f0759cd8dccb51da775b93d7eec9f1c96b79b3185658203
MD5 hash:
fa5bdd2b3869bc491efb0bcb1973c8ee
SHA1 hash:
930c22d6d2c09afe8af1a364bf62cdc0750f1e38
Link:
https://www.unpac.me/results/617b0498-af03-44d1-9f57-e08284a92a3f/
SH256 hash:
75c26d4d1cbed9812e95e2dd6a5aaeee47235f9a5b2d22ed6ba732c3fed1c536
MD5 hash:
9e4470fa4afcde0c7cda363329e0b018
SHA1 hash:
63ced4eccc737da41fe74d9aaf626aa58b46f9a9
Link:
https://www.unpac.me/results/617b0498-af03-44d1-9f57-e08284a92a3f/
SH256 hash:
68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae
MD5 hash:
c186ebeec0ecd7e4a9f020c43dc99c58
SHA1 hash:
333c4fb78d60301242d0b975950e7aadb29de11f
Link:
https://www.unpac.me/results/617b0498-af03-44d1-9f57-e08284a92a3f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae

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: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 68a837f8646bc09c634d13045d36ee05f43f319e88c2a47295d01c47574accae

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/271342/

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