MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252. 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: a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252
SHA3-384 hash: 497c00c6d9b8fd149fc11aa6d123865f59db20d22121b72e597e10d60a5401b0462b369f915c9569e73b5bfd94a497df
SHA1 hash: f9c101ae2bfc8606f0a1757d83f03e96338f0bcd
MD5 hash: de90e38788b5a2c88d2709074d1d54fa
humanhash: aspen-seven-seventeen-twelve
File name:swift copy pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:668'672 bytes
First seen:2021-07-01 05:54:25 UTC
Last seen:2021-07-01 07:03:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:ZwtZXyewdaFahLKUGI7NSdBGVPUeibiaL7c3rO+2GHx7x3FyNY:ZXbaFiGgUiW3iaL7cRhHdx3IN
Threatray 6'124 similar samples on MalwareBazaar
TLSH 15E412387AFC1059E37B8F3656F57192933EA2236A16C10D19C246CA4DCBB80ED81B7D
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
swift copy pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-07-01 05:57:48 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/90df29d2-548f-494f-9fee-884f6410054b

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/169054/
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.56514.28426.8739.UNOFFICIAL
Create hunting rule

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/c213a28a-9d9d-4f4a-aaf7-d28912f968a8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/810337
Signature
.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 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)
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 dnsIp2 2 Behavior Graph ID: 442748 Sample: swift copy pdf.exe Startdate: 01/07/2021 Architecture: WINDOWS Score: 100 31 www.mada-gerd.xyz 2->31 33 clientconfig.passport.net 2->33 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 8 other signatures 2->47 11 swift copy pdf.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\swift copy pdf.exe.log, ASCII 11->29 dropped 57 Injects a PE file into a foreign processes 11->57 15 swift copy pdf.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 9 15->18 injected process9 dnsIp10 35 www.688699.net 119.45.219.132, 49715, 80 CNNIC-TENCENT-NET-APShenzhenTencentComputerSystemsCompa China 18->35 37 petrotee.com 166.62.112.107, 49716, 80 AS-26496-GO-DADDY-COM-LLCUS United States 18->37 39 2 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 help.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-07-01 03:38:45 UTC
AV detection:
15 of 46 (32.61%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vgf2hs36xe3lp3opmatcxnnxr6cyjlzppnaueotc6ki4qbhpsjja._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
042afd1bcf79f7231ff41744fef68a03c0ea372d2fc4734f2ff9f2954b112e7c
Formbook
09c27812888f54ebc6a9f691eed461d3276427e56e318bcc4a65fe00ba8ae363
Formbook
23cc105fad71d71dced93e63fdbab55354b4dc9700fb0de855acedaf5723ed9c
Formbook
3643c16e7017696ca2809399d3edbf2f7f7298e4ef3246951fac256e86176716
Formbook
3cec9bd714745b020366af9537184c619794ef4dee36c99093f53b243c97dcc1
Formbook
7e9997ea452090062e0512decd987ccd4ad16cc04d8bea777a4c8929b5ba85aa
Formbook
87fb0ca5b0ebcc0dc80aeca8065b2e2bf1ec14cade124316227646bc59ad237c
Formbook
cbd8d7c3cf92798b8306074a078a94b84cb49a0db60eafc22d277231a23d7fda
Formbook
e1fee7ee20f6d3bd6e913baeae737c558014454223d552c125c3f963e7c1a843
Formbook
fe5d8bb940112ba98d51c57496fa25e242d3f6e4b28b183bfe2ef3ec2c393e9e
Formbook
+ 6'114 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210701-4fya4e7dnx/
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.innercriticarchetypes.com/h388/
Unpacked files
SH256 hash:
3c18b97a7335a5a90a1c111e8d225e46577b7d29891041bf4e008047df228c13
MD5 hash:
b05cd4938d40b29da7a901979c2a4637
SHA1 hash:
845311ab9c385c87cb7e3a1c93c07d91c02d4a12
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/76e67afb-ef86-414c-adb4-45c17bd9f286/
Parent samples :
042afd1bcf79f7231ff41744fef68a03c0ea372d2fc4734f2ff9f2954b112e7c
a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252
9dd1647f60992e8249bc9a6eafef1d8a879f2215e4a9e4413a689db6a1030164
2d144aede91490944935dd273b5993d2efce771f5a6f522ef3a403f011920603
e015d30cdddd24a27d1dc9a688027ba65282496188a7db983eef788cfd3a1e8a
caba8bdc24b9da25a337a24142ef84d24e234a4500e809f8e0b8701606f7b083
d6774ae6ca85dfb3220ac31355b1ad0e3b9a7fbd769cccce4a26ba48fe6d7148
b28811bb2049d77cf2c66e7f667ab4312d86b4e54e645d68ec9a0746f46e3bf7
dfe19acb83c53bf3fd25bea127cf728c9140cf48d6a55e51b76cef0e92a03d1c
f922e5ed74050041bbdad3ab177c8c14d18c9147827b58e4bce90631c513cb6e
929804b6bf9b72aaacdf6827d50a4ea221aefc5fec17723fe7f03fe10f83969b
85d66b1ddbd5ebdb7be3883335db72866c2c3a51f96a81655af51e6f139bb228
9c57a34a8d84a4cf8cc46c1881137e6cd6ed897fbbf6cad5e8ae966919c6057f
93e0c13d2e22b34b8fa11806b2545fb10526cb04ff95002788d8ae5c8a39d191
15500244e3dc1de0b63b0b8342380ae569510f3b932ae3c3ce8096bc7c1161ee
ee0072bfa491f44ca7379ea10a57c49e384180abf7998f2f4a8b08d4fd24c176
SH256 hash:
5bede9eedf6ae6df5a9d587c116c9583b31474c159c2b53486b000093cb3fde6
MD5 hash:
072eeac61b35d3f09edee4ff4f80f52d
SHA1 hash:
696fd9905a47e526470c2e234fef32f1ec1b74ad
Link:
https://www.unpac.me/results/76e67afb-ef86-414c-adb4-45c17bd9f286/
SH256 hash:
4beadc80647fa4c759bf32c07a0a708771fe3109da2f041cc073e13c49e6b7a8
MD5 hash:
651c8f3e454894c573f8465f49f2d324
SHA1 hash:
5bd0249de55610b5a1fa7f339034eff57e92cf3a
Link:
https://www.unpac.me/results/76e67afb-ef86-414c-adb4-45c17bd9f286/
SH256 hash:
a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252
MD5 hash:
de90e38788b5a2c88d2709074d1d54fa
SHA1 hash:
f9c101ae2bfc8606f0a1757d83f03e96338f0bcd
Link:
https://www.unpac.me/results/76e67afb-ef86-414c-adb4-45c17bd9f286/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252

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 a98ba3cb7eb936b7edcf60262bb5b78f8584af2f7b41423a62f291c804ef9252

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/169054/

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