MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9858b6064e7e16bad8747cc90abddf3e320dd35d45d591ef0ed697a6c4100cd. 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
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SHA256 hash: a9858b6064e7e16bad8747cc90abddf3e320dd35d45d591ef0ed697a6c4100cd
SHA3-384 hash: 5a4ba16c865f28810fa05451f49b050c4811616f8880c547c2122de80459de483646c310cf7e8fe227c50910a8751148
SHA1 hash: c91279407992c57b614064c27c9f77e1dc09e223
MD5 hash: 6dd72e174fa2a2507ec4431aaa47664f
humanhash: solar-purple-uncle-video
File name:dDpfszgXeHJLNWV.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:714'752 bytes
First seen:2022-02-10 20:44:10 UTC
Last seen:2022-02-10 22:50:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:gRYQeYG7kpnGAQpwJIJvt1qolaToNxT4tz0zehpMdU7oZ82gC:gaW5J6v9YTojT4tzie4ur2g
Threatray 13'251 similar samples on MalwareBazaar
TLSH T1D0E423A477E8C533C55C877D65A2A9001AFAFA6E3187F30945C560FC0973BD08626EAF
File icon (PE):PE icon
dhash icon f0c4b2d4f0a2ccf0 (25 x AgentTesla, 9 x Formbook, 6 x Loki)
Reporter malwarelabnet
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
3
# of downloads :
288
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/240759/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.42934.20471.31248.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6205795954047500bb3cd268/reports/a67a42c5-1ba1-440e-8688-64032e8a3dcd/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b78e6156-aef4-4f11-bce6-8431e7d4b8d0
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/937996
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
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: 570470 Sample: dDpfszgXeHJLNWV.exe Startdate: 10/02/2022 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 6 other signatures 2->42 10 dDpfszgXeHJLNWV.exe 3 2->10         started        process3 file4 28 C:\Users\user\...\dDpfszgXeHJLNWV.exe.log, ASCII 10->28 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 dDpfszgXeHJLNWV.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.edukid.info 206.188.193.231, 49794, 80 DEFENSE-NETUS United States 17->30 32 www.biogemex.com 47.242.70.210, 49820, 80 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC United States 17->32 34 www.urbansurvivalistprepper.com 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 cmmon32.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
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Link:
https://mwdb.cert.pl/sample/a9858b6064e7e16bad8747cc90abddf3e320dd35d45d591ef0ed697a6c4100cd/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-02-10 16:55:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vgcywyde47qwxlmhi7gjbk656prsbxjv2rovshxq5vuxu3cbadgq._file
Verdict:
malicious
Label(s):
formbook
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Similar samples:
0418190aadd19ac9ea51c98d516f178ce5378a5d4354d44a9b49ac814b49325e
Formbook
31168981af16e0fc209774a91e04e5aaf622cacbed12e970b7a35db0705174d6
Formbook
3c3ef93ea804d5d80ecbdb244ddf7fe2ab657f54089a397f0c79d89dfef5c95c
Formbook
3d0defc77abb415c8854149e73e067b94bdb3fdc638fa7e104bcc4a325dc658a
Formbook
76c6384db63b1a5a7057da1bd58f0b1d14a9f7d23ec4e1fdd8b93bbd78d1858e
Formbook
8e133618d88f4eb1975953fc0ef639a7192f7fea403f5a777a698a4631f741a6
Formbook
b1e2238ed835357f061456c7a38d0620cef8b78f0e1a9856133cc5b2805e0ed1
Formbook
ccf47d9fd0a0ddce06c265b87f0e2377bb58107c18659ac908b7e3a5731ad081
Formbook
e8720afe9895124761086a0f00aa515997015669cc5332aebe99d5ea02ca7377
Formbook
+ 13'241 additional samples on MalwareBazaar
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:gksn loader rat
Link:
https://tria.ge/reports/220210-zjqfashcf5/
Behaviour
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
Drops file in Windows directory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Unpacked files
SH256 hash:
ebcf1a27f78083542cf56ab0f022d3eabff318a941cba10a11279690f5841771
MD5 hash:
c9d23fece9117108f49edae4d1c2d577
SHA1 hash:
e9aadcb77f36288a89916538c5dd6df29ed4dab8
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/6efde53c-194d-489c-8eab-ebe56700f592/
Parent samples :
a9858b6064e7e16bad8747cc90abddf3e320dd35d45d591ef0ed697a6c4100cd
d6a113f33599b8c821531df91dc5cd29501cab9fa911b8844a3447d0991e7362
SH256 hash:
8acfd29bb5b692bc709d0fee76654749bd613a81067cfccd718a9ffd3765b5ab
MD5 hash:
63e1a98969fc1b6b38ed7077a67c53db
SHA1 hash:
f9b7f775d1c1e1279d1038eaf53acafb6bd154b6
Link:
https://www.unpac.me/results/6efde53c-194d-489c-8eab-ebe56700f592/
SH256 hash:
4986b8fd49f9b3f55ae7a752449f9fb8b2cfa7d8b62586111f7575433b65ecc0
MD5 hash:
fc9b73f7ffce0d5e1edf8097cfb24576
SHA1 hash:
ec99861edbe73f3af9aed0c72882fc5161682a54
Link:
https://www.unpac.me/results/6efde53c-194d-489c-8eab-ebe56700f592/
SH256 hash:
f365b92b11041eed57b6f7534e83e04167fce1cfacc570e79335292f3c0ea8aa
MD5 hash:
9147a2ef317fe384182d1281e5af8110
SHA1 hash:
bbe360e6eca29a32e1f787e1416ddad4d35dcf1a
Link:
https://www.unpac.me/results/6efde53c-194d-489c-8eab-ebe56700f592/
SH256 hash:
a9858b6064e7e16bad8747cc90abddf3e320dd35d45d591ef0ed697a6c4100cd
MD5 hash:
6dd72e174fa2a2507ec4431aaa47664f
SHA1 hash:
c91279407992c57b614064c27c9f77e1dc09e223
Link:
https://www.unpac.me/results/6efde53c-194d-489c-8eab-ebe56700f592/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a9858b6064e7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:exec_macros
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Author:ddvvmmzz
Description:exec macros
Rule name:obfuscate_macros
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Author:ddvvmmzz
Description:obfuscate macros
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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/240759/

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