MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00557f1996ecaac2e1a0458b692543493c940b3ea0925c106e6dbcb856f8e9e6. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00557f1996ecaac2e1a0458b692543493c940b3ea0925c106e6dbcb856f8e9e6
SHA3-384 hash: 87a5b25d2be79fe617a6306f0e613fa9bff61917badca0d3a7513eb4f6af93b0cab200605805da9511bbf44f65046dd6
SHA1 hash: b4d9786055d4e4b8f6524d0b6650eb95233c3e39
MD5 hash: e85d13e5ce7a9ef61f74b36e4406386a
humanhash: carolina-sixteen-twenty-oranges
File name:Copia de pago_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:716'800 bytes
First seen:2021-10-05 05:27:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 6144:yymygZ6W+Q+3HwOExxrDvZhP6xUgu88wnb0jpv38wdeSp1WEXvuAcSOQLdKJZvwm:Hg3oODvZRBg3Nspv/2PvQLdKA
Threatray 9'940 similar samples on MalwareBazaar
TLSH T182E4CF64B743D507CE754BB028ADE6405339BF211649C31E3989B7BD2E737702A8CADA
File icon (PE):PE icon
dhash icon b8706af878c88128 (9 x AgentTesla, 4 x Formbook, 1 x SnakeKeylogger)
Reporter abuse_ch
Tags:ESP exe FormBook geo

Intelligence

File Origin
# of uploads :
1
# of downloads :
134
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Copia de pago_pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-10-05 05:28:17 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/a20e23bb-4971-43e2-92a4-b5d4fe3ab7d4

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/194834/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.935-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/615c062c98a6280f39324c44/reports/e724a1fd-d65a-45cd-88ef-e502117d1ce8/overview
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fbff3682-f83d-455c-a0d8-7484d431eb37
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/864423
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
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
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
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 dnsIp2 2 Behavior Graph ID: 496849 Sample: Copia de pago_pdf.exe Startdate: 05/10/2021 Architecture: WINDOWS Score: 100 31 www.abdomenatskch.online 2->31 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 8 other signatures 2->45 11 Copia de pago_pdf.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\Copia de pago_pdf.exe.log, ASCII 11->29 dropped 59 Injects a PE file into a foreign processes 11->59 15 Copia de pago_pdf.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.atpmej.com 154.197.25.77, 49850, 80 SONDERCLOUDLIMITED-AS-APSonderCloudLimitedHK Seychelles 18->33 35 www.zerotocloudengineers.com 163.44.185.188, 49848, 80 INTERQGMOInternetIncJP Japan 18->35 37 8 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 49 Performs DNS queries to domains with low reputation 18->49 22 control.exe 18->22         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 22->51 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 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/00557f1996ecaac2e1a0458b692543493c940b3ea0925c106e6dbcb856f8e9e6/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-10-04 19:01:30 UTC
AV detection:
13 of 45 (28.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=abkx6gmw5svmfynaiwfwsjkdje6jicz6ucjfyedonw6lqvxy5hta._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
19492b5df68b96dd4dd552f1a4735f795fa8bedef47ac95f1336d9731ec5edd2
Formbook
326a1e669385d8e241375e9eca9f915440f1d0d3f803e6d1648f30102cbedaa6
Formbook
45f5e2a682896ac3380522e26a0398b8112bafc42948666c9fecafa3dcab69e3
Formbook
5c8f31380d956958134331ea55e63835fd16ca1f02f4c81672b69db70bc97ab8
Formbook
75772375acbcfb6cb668fc2449671a6a83afe1434184ac7c01fd895825fcf5e6
Formbook
84236953e6059c7733ecd777604a225ee85dc96740a46aac1379d13b3d57630d
Formbook
909b2ca8fbea2b6c03ccf3d90e0416b12df094fcf02c47fbf59839a9ce105538
Formbook
9998ff1d42d8af0fcc166bea36887eebf182e91d1816853d9f80e6cbbbaf9145
Formbook
e6cde5c1b614549613d30761b34c899f4ff69d7e6e3147c21d68bedd64f8fe25
Formbook
fa9bd0ededa6a35bd948c884848855568c1efd4e77bd2ca7786144f81d3f64c5
Formbook
+ 9'930 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:p4qi loader rat
Link:
https://tria.ge/reports/211005-f5gwhahcb9/
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
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.abdomenatskch.online/p4qi/
Unpacked files
SH256 hash:
1820f2c758c25fed319ec7a1dcbcde90f37421d05fe147f3a71a912f8d94f5d9
MD5 hash:
a6676077486fb45f1c0c22d36e041800
SHA1 hash:
18b454413fd90645ed7071fbd515b9c370704ff4
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b71a7244-3276-4288-8c32-546ff36dd3fe/
SH256 hash:
da3a749dbfef58cdc93cff9003f437617abadf03997a6069be68a29428dd3b3b
MD5 hash:
611b35178727df06903a6942190a8297
SHA1 hash:
b0b36957ab3524222d62e844d9d1f0249d5b5151
Link:
https://www.unpac.me/results/b71a7244-3276-4288-8c32-546ff36dd3fe/
SH256 hash:
fe8637d821a39a8b74abce7e043007d38cb9c5cfcb7098af9846cfd98185ac03
MD5 hash:
c380b6831f456ac5cac08c78c0e4dada
SHA1 hash:
3e241a0b9d96c1dfbadd7ee1a8c5ee6d74eba11c
Link:
https://www.unpac.me/results/b71a7244-3276-4288-8c32-546ff36dd3fe/
SH256 hash:
00557f1996ecaac2e1a0458b692543493c940b3ea0925c106e6dbcb856f8e9e6
MD5 hash:
e85d13e5ce7a9ef61f74b36e4406386a
SHA1 hash:
b4d9786055d4e4b8f6524d0b6650eb95233c3e39
Link:
https://www.unpac.me/results/b71a7244-3276-4288-8c32-546ff36dd3fe/
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/00557f1996ecaac2e1a0458b692543493c940b3ea0925c106e6dbcb856f8e9e6

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: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/194834/

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