MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7c5766632cab4527cafb24de5fe81cdfbf2daf41711fb5e6874ee99df8e1b96. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7c5766632cab4527cafb24de5fe81cdfbf2daf41711fb5e6874ee99df8e1b96
SHA3-384 hash: 166f878aa0f85f1a255b97fa3e151cd4c7e210b30a259d201b2f1028da3d7fd2d5ffdd89d9ce6e545f007d4840c77801
SHA1 hash: 65dc6cf4e21a68cfd8a133c10645567c7fabf403
MD5 hash: 380c3c5e4eb89b4de9600736ec309452
humanhash: london-lithium-mars-quiet
File name:SecuriteInfo.com.Win32.PWSX-gen.12983
Download: download sample
Signature Formbook
Create hunting rule
File size:803'840 bytes
First seen:2022-09-19 06:45:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:LzPp/DadsRJ/iC3l5ntYjLq04sT3do/ZvcdX:HPp/Dads+CAV4sT3dKF
Threatray 15'442 similar samples on MalwareBazaar
TLSH T15005C014137AC90BC869A575D8D2F3711EAC5DD4936FC24B88DC3C7BF63A3A468813A6
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
268
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.12983
Verdict:
Malicious activity
Analysis date:
2022-09-19 06:47:51 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/0d6ffbea-e1bd-44a9-b49f-6c1f58293375

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/311197/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.12983.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6328103118e6e2d239df92b1/reports/2d36ecd0-eae4-4297-ae1d-5bdfcf5f7005/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/9a2ff31e-9cd4-4fda-bbaf-191eb864d57f
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1072725
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 705266 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 19/09/2022 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for URL or domain 2->54 56 11 other signatures 2->56 10 SecuriteInfo.com.Win32.PWSX-gen.12983.exe 7 2->10         started        process3 file4 36 C:\Users\user\AppData\...\IBiUwnUYXBtw.exe, PE32 10->36 dropped 38 C:\Users\...\IBiUwnUYXBtw.exe:Zone.Identifier, ASCII 10->38 dropped 40 C:\Users\user\AppData\Local\...\tmp50A1.tmp, XML 10->40 dropped 42 SecuriteInfo.com.W...X-gen.12983.exe.log, ASCII 10->42 dropped 60 Uses schtasks.exe or at.exe to add and modify task schedules 10->60 62 Writes to foreign memory regions 10->62 64 Adds a directory exclusion to Windows Defender 10->64 66 Injects a PE file into a foreign processes 10->66 14 RegSvcs.exe 10->14         started        17 powershell.exe 20 10->17         started        19 schtasks.exe 1 10->19         started        signatures5 process6 signatures7 74 Modifies the context of a thread in another process (thread injection) 14->74 76 Maps a DLL or memory area into another process 14->76 78 Sample uses process hollowing technique 14->78 80 2 other signatures 14->80 21 explorer.exe 14->21 injected 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        process8 dnsIp9 44 shops.myshopify.com 23.227.38.74, 49734, 80 CLOUDFLARENETUS Canada 21->44 46 www.cryptouniversitynyc.com 21->46 48 cryptouniversitynyc.myshopify.com 21->48 58 System process connects to network (likely due to code injection or exploit) 21->58 29 control.exe 21->29         started        signatures10 process11 signatures12 68 Modifies the context of a thread in another process (thread injection) 29->68 70 Maps a DLL or memory area into another process 29->70 72 Tries to detect virtualization through RDTSC time measurements 29->72 32 cmd.exe 1 29->32         started        process13 process14 34 conhost.exe 32->34         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b7c5766632cab4527cafb24de5fe81cdfbf2daf41711fb5e6874ee99df8e1b96/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2022-09-19 03:58:29 UTC
AV detection:
6 of 40 (15.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w7cxmzrszk2fe7fpwjg6l7ubzx57fwxuc4i7wxtiotxjtx4odola._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
754b54d11f5bd57e7749e6e9f3833b8429b299728f1b174c91e7e3eb0212feef
Formbook
80553589648306a021f1ba53410b6bc40a3b30392a1dfd0993f131514207b162
Formbook
84cd1092d3d60114702dd6db25a79ac062b5f8f481413bb3e5eaf263a06016d8
Formbook
869eb8d82b8d7148e06b8545f0a69506d59f1bb8ef51eca9bf703b40391ff3a2
Formbook
88faa5aa9f7b5ec0c332eb9c1be6024c984240f61a40d27db64a5a88adb3cbdf
Formbook
9b30d60ee8253334584b819faeb61933b028a0767b5cd3c99f2a4d3c2d8f5aae
Formbook
daf4c0820c45f6be84cf248504e10bfee063ea6fc8de3b397adaa6682e4bb610
Formbook
fcdb032b3ca98e852552b0fef55d098f05cc1da4137cf0b50ef78837788202bf
Formbook
+ 15'432 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:m21d rat spyware stealer trojan
Link:
https://tria.ge/reports/220919-hjlzfacgc8/
Behaviour
Creates scheduled task(s)
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/03ff9375-59a8-4e69-9b29-46067a70c211
Unpacked files
SH256 hash:
d3ae2b25aa5d05a4694207754360649852c1c836c6e1d94b322168d4c0366d62
MD5 hash:
b614607ff45c17ea438f2346199f2d0b
SHA1 hash:
1ad3b886d6fe0e491239656aaa7216903ec255cc
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/a7c3d516-40ea-4f0d-b6e3-a6012580cbd6/
Parent samples :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 hash:
bfc94019f684dd4a4d6a93ae8b4af189e023838687ffa3afe5e3d404bab0eb49
MD5 hash:
558ab8b327ff0c16678badf1ad139751
SHA1 hash:
dec118858322eb895f24b3f3ed0d58ec1136418d
Link:
https://www.unpac.me/results/a7c3d516-40ea-4f0d-b6e3-a6012580cbd6/
SH256 hash:
0b4635016e858d45a06d5838ec4038db78fceac014b063475037dce2db625364
MD5 hash:
3351b78dd5514d88c2b123e96f31cee0
SHA1 hash:
77e03fa0784c1d6ee102c26835676f44b2bbff3c
Link:
https://www.unpac.me/results/a7c3d516-40ea-4f0d-b6e3-a6012580cbd6/
SH256 hash:
44c50087cbd9a86677ff5b898c1ad52abf5f25297179a174edcc8b81dec967fc
MD5 hash:
d012ba9057bf67c7f29871326f2af919
SHA1 hash:
1d5b8b512b37f0e1900496b578117082929654c7
Link:
https://www.unpac.me/results/a7c3d516-40ea-4f0d-b6e3-a6012580cbd6/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/a7c3d516-40ea-4f0d-b6e3-a6012580cbd6/
SH256 hash:
b7c5766632cab4527cafb24de5fe81cdfbf2daf41711fb5e6874ee99df8e1b96
MD5 hash:
380c3c5e4eb89b4de9600736ec309452
SHA1 hash:
65dc6cf4e21a68cfd8a133c10645567c7fabf403
Link:
https://www.unpac.me/results/a7c3d516-40ea-4f0d-b6e3-a6012580cbd6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b7c5766632ca/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b7c5766632cab4527cafb24de5fe81cdfbf2daf41711fb5e6874ee99df8e1b96

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.

Cape
Cape
https://www.capesandbox.com/analysis/311197/

Comments