MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c29af14bba547ce94a8a7c2d7f71d30ebd0df541b604b4dfa400700601755efb. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c29af14bba547ce94a8a7c2d7f71d30ebd0df541b604b4dfa400700601755efb
SHA3-384 hash: 201a16d50c942976580e57e93d2b9b033aa78ef61bfa83f0094aca812ce2347bd3464fe7e8def39aa27f835e94f503d9
SHA1 hash: f7dc26b25cecdfcc0f25af035fd9ab285ab7e7a3
MD5 hash: 9cdb68d9a9b6e5eae810306c9f2d1f6b
humanhash: network-fanta-texas-alaska
File name:Pago0012245611.Scan.pdf..exe
Download: download sample
Signature FormBook
Create hunting rule
File size:344'576 bytes
First seen:2020-08-05 17:13:01 UTC
Last seen:Never
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:zC1sb/ugIuaUtDXu+jbQm3MLKv/CYL4rfAk2ra74Od8LA+9lZCtW:G1sbGuaUtDessguICYofZdULAOlZCE
Threatray 5'131 similar samples on MalwareBazaar
TLSH 4374E1270FBCE1E6DF0BE6398324569E46F3D526005AAC95BEA124CBA310707F1927D7
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: jace.com
Sending IP: 45.127.62.110
From: David Díaz <madie@nisuysa.xyz>
Subject: RE: RE: Pago
Attachment: Pago0012245611.Scan.pdf.rar (contains "Pago0012245611.Scan.pdf..exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/411728
Signature
Benign windows process drops PE files
Detected FormBook malware
Initial sample is a PE file and has a suspicious name
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)
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 virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 258153 Sample: Pago0012245611.Scan.pdf..exe Startdate: 05/08/2020 Architecture: WINDOWS Score: 100 53 www.infotrak-research.com 2->53 61 Malicious sample detected (through community Yara rule) 2->61 63 Yara detected FormBook 2->63 65 Machine Learning detection for sample 2->65 67 5 other signatures 2->67 11 Pago0012245611.Scan.pdf..exe 2 2->11         started        signatures3 process4 signatures5 85 Tries to detect virtualization through RDTSC time measurements 11->85 87 Injects a PE file into a foreign processes 11->87 14 Pago0012245611.Scan.pdf..exe 11->14         started        process6 signatures7 89 Modifies the context of a thread in another process (thread injection) 14->89 91 Maps a DLL or memory area into another process 14->91 93 Sample uses process hollowing technique 14->93 95 Queues an APC in another process (thread injection) 14->95 17 explorer.exe 4 6 14->17 injected process8 dnsIp9 47 rendaextrabr.com 162.241.2.187, 49745, 80 OIS1US United States 17->47 49 www.tbudac.men 17->49 51 2 other IPs or domains 17->51 41 C:\Users\user\AppData\Local\...\igfxm0hti.exe, PE32 17->41 dropped 69 System process connects to network (likely due to code injection or exploit) 17->69 71 Benign windows process drops PE files 17->71 22 cscript.exe 17->22         started        26 igfxm0hti.exe 17->26         started        28 igfxm0hti.exe 17->28         started        30 2 other processes 17->30 file10 signatures11 process12 file13 43 C:\Users\user\AppData\...\77Llogrv.ini, data 22->43 dropped 45 C:\Users\user\AppData\...\77Llogri.ini, data 22->45 dropped 73 Detected FormBook malware 22->73 75 Tries to steal Mail credentials (via file access) 22->75 77 Tries to harvest and steal browser information (history, passwords, etc) 22->77 83 2 other signatures 22->83 32 cmd.exe 22->32         started        79 Injects a PE file into a foreign processes 26->79 34 igfxm0hti.exe 26->34         started        37 igfxm0hti.exe 28->37         started        81 Tries to detect virtualization through RDTSC time measurements 30->81 signatures14 process15 signatures16 39 conhost.exe 32->39         started        55 Modifies the context of a thread in another process (thread injection) 34->55 57 Maps a DLL or memory area into another process 34->57 59 Sample uses process hollowing technique 34->59 process17
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c29af14bba547ce94a8a7c2d7f71d30ebd0df541b604b4dfa400700601755efb/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-08-05 17:14:11 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yknpcs52kr6ossukpqwx64otb26q35kbwycljx5eabyamalvl35q._file
Verdict:
malicious
Similar samples:
08c04f257dbf34e406e95901c084a0f00efd77ab0bb4d03ba228ecb3f9260d7e
FormBook
3e98d7f59e495ddfa5140a50f70347bb4a56296ca2dcb6602f65ebb4e4a0373b
FormBook
5e5d88343393a5a1f98a66c8e5967023e200dcf3be81bc0a3c210396156d0fea
FormBook
5ea463243b051351c219469515fb9b39d01c5c3c4f4698bd6164e36070622d35
FormBook
8604f9cf7a68603106748dcd54ec4bf13f11ac46bf07d4fa0ec20d45b98e16c9
FormBook
8fb2b9dc001a9dda1b56963034f4957c33e13cf502ab963630100350c0143bce
FormBook
a1ad8bfdcc01c3b59fce9cf7c4ea716f46c5e562d1fbfda663a03fcb3b21fc59
FormBook
a777ab5f9fd6e6aa4f4d70b5168f4358c849f3ab461a3d15d315c83fe351272d
FormBook
e6d371badc121f232f4305f3a50f0a136d1b7edbc3337414ca692c26ae41986c
FormBook
fc7f170e0b18f35f5d150ec384f7d7db8cd790bdac22d469424515225ab30658
FormBook
+ 5'121 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat evasion trojan spyware stealer family:formbook persistence
Link:
https://tria.ge/reports/200805-mb1rs7bagj/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Adds Run key to start application
Deletes itself
Reads user/profile data of web browsers
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/c29af14bba547ce94a8a7c2d7f71d30ebd0df541b604b4dfa400700601755efb

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

FormBook

rar 1b006c034d7b3277e864d28e0ba06c8cf47a2eb7aadc5944a8e8180846e8f5a9

FormBook

Executable exe c29af14bba547ce94a8a7c2d7f71d30ebd0df541b604b4dfa400700601755efb

(this sample)

  
Dropped by
MD5 3968b245020828008f9a38d9c1992abc
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/39869/
  
Dropped by
SHA256 1b006c034d7b3277e864d28e0ba06c8cf47a2eb7aadc5944a8e8180846e8f5a9

Comments