MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c63da2dca25d6d1c17fcfd8041424f2232878b734072ab55f1c31a6fa083a9fa. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c63da2dca25d6d1c17fcfd8041424f2232878b734072ab55f1c31a6fa083a9fa
SHA3-384 hash: 3fb30c37d548fd879a2d8c47798cc8e29f4f80b003e2ad82b1fefb944e2e3201a6856e20e4eb1a815d62d0a8da4ed863
SHA1 hash: f8cd7e8b1588dc8ec0c884f26a5f2d2284d311ed
MD5 hash: 245304b4bad3c47136334723c4e76b0d
humanhash: asparagus-wisconsin-maine-earth
File name:RSC22091236.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:640'512 bytes
First seen:2020-11-05 11:42:07 UTC
Last seen:2020-11-05 13:35:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2357bc7f54d6cfedfacd0c73986806fa (6 x AgentTesla, 2 x Formbook)
ssdeep 12288:Hj6cQgJ9pJkju3DfbCpBfG6TOPczts3h+n+YpNoIqsar:Hj6cdlkjs2dOPGwgU
Threatray 2'828 similar samples on MalwareBazaar
TLSH 6AD4C0C22244E9F7EE5914758525CDF50A6CBC39AE6FC417B7A3783B8DA67C04221E0B
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: wiliwili.genious.net
Sending IP: 41.77.115.74
From: Info <info@ankasheat.com>
Reply-To: info <intemo.reymsa@gmail.com>
Subject: ödeme
Attachment: Doc_76390.zip (contains "RSC22091236.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/83237/
Detection(s):
SecuriteInfo.com.Artemis245304B4BAD3.14943.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Creating a window
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/521381
Signature
Benign windows process drops PE files
Creates an undocumented autostart registry key
Detected FormBook malware
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: Steal Google chrome login data
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)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 309789 Sample: RSC22091236.exe Startdate: 05/11/2020 Architecture: WINDOWS Score: 100 69 Malicious sample detected (through community Yara rule) 2->69 71 Multi AV Scanner detection for dropped file 2->71 73 Multi AV Scanner detection for submitted file 2->73 75 6 other signatures 2->75 10 RSC22091236.exe 1 2->10         started        process3 signatures4 91 Maps a DLL or memory area into another process 10->91 93 Tries to detect virtualization through RDTSC time measurements 10->93 13 RSC22091236.exe 10->13         started        16 conhost.exe 10->16         started        process5 signatures6 95 Modifies the context of a thread in another process (thread injection) 13->95 97 Maps a DLL or memory area into another process 13->97 99 Sample uses process hollowing technique 13->99 101 Queues an APC in another process (thread injection) 13->101 18 explorer.exe 6 13->18 injected process7 dnsIp8 55 www.makarr.com 109.70.26.37, 49741, 49742, 49743 RU-CENTERRU Russian Federation 18->55 57 www.levircoulon.com 213.186.33.5, 49738, 80 OVHFR France 18->57 59 2 other IPs or domains 18->59 45 C:\Users\user\AppData\...\7nya6ql0n6.exe, PE32 18->45 dropped 47 C:\Program Files (x86)\...\7nya6ql0n6.exe, PE32 18->47 dropped 77 System process connects to network (likely due to code injection or exploit) 18->77 79 Benign windows process drops PE files 18->79 23 msdt.exe 1 18 18->23         started        27 7nya6ql0n6.exe 1 18->27         started        29 msdt.exe 18->29         started        file9 signatures10 process11 file12 49 C:\Users\user\AppData\...\O61logrv.ini, data 23->49 dropped 51 C:\Users\user\AppData\...\O61logri.ini, data 23->51 dropped 81 Detected FormBook malware 23->81 83 Creates an undocumented autostart registry key 23->83 85 Tries to steal Mail credentials (via file access) 23->85 89 3 other signatures 23->89 31 cmd.exe 2 23->31         started        35 cmd.exe 1 23->35         started        87 Maps a DLL or memory area into another process 27->87 37 7nya6ql0n6.exe 27->37         started        39 conhost.exe 27->39         started        signatures13 process14 file15 53 C:\Users\user\AppData\Local\Temp\DB1, SQLite 31->53 dropped 61 Tries to harvest and steal browser information (history, passwords, etc) 31->61 41 conhost.exe 31->41         started        43 conhost.exe 35->43         started        63 Modifies the context of a thread in another process (thread injection) 37->63 65 Maps a DLL or memory area into another process 37->65 67 Sample uses process hollowing technique 37->67 signatures16 process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c63da2dca25d6d1c17fcfd8041424f2232878b734072ab55f1c31a6fa083a9fa/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-11-04 13:16:36 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yy62fxfclvwryf747waecqspeizipc3tibzkwvprymng7iedvh5a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3324b658bb54b1934613b8fdecb2f12f7aabb815a4ca42b48dc7bdf4837026c9
FormBook
353e4fd91fe618f5c22c9cae00e7575e9b1914576ff7e332d03ca3e9f7dbbbbc
FormBook
4c062db10b19973d6a2228e56b40cd1139cb4ff38e2d49894bef25ca65e21475
FormBook
546ca9154ddc425843391ba45da25d60e4c89d85d34dfc5028fb56ed94861bbf
FormBook
60e0625b9dc6a06473b96fd2972c145e71120d7d6a106713c76d7be4ccf75478
FormBook
7b55f6fa510718db214cc578df054de13177b21eb20194b87f97c477ffc572d5
FormBook
a59693f90c55791c544845b00cd4a8e6333d83cc83c8d8be42a7b028af4098e0
FormBook
a76588c6088ba6b56904fa50df8547ff3b93a67b520769d73e92b04bb8d718d6
FormBook
a8534e310ee42756cfc01caf1eeddc8f4bca6e7e7f36de1a90f5c6ccc480e90a
FormBook
bfb2fd4412e9cd136a794f61436d597d7d58fb4fd842509dabe7a70344e4fd97
FormBook
+ 2'818 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201105-1k29xsh9yx/
Unpacked files
SH256 hash:
c63da2dca25d6d1c17fcfd8041424f2232878b734072ab55f1c31a6fa083a9fa
MD5 hash:
245304b4bad3c47136334723c4e76b0d
SHA1 hash:
f8cd7e8b1588dc8ec0c884f26a5f2d2284d311ed
Link:
https://www.unpac.me/results/84437c45-2442-4305-8abe-e7c9e92b05b1/
SH256 hash:
794583cd3354fcb78c26dfaa63d7f5e35c5bc5699bc6db03b427016424ca26e4
MD5 hash:
069f92a9097ccf845d479b1aec615708
SHA1 hash:
45f2081dae744b5ea5b3d32b4543e68f1e2500a2
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/84437c45-2442-4305-8abe-e7c9e92b05b1/
Parent samples :
a59693f90c55791c544845b00cd4a8e6333d83cc83c8d8be42a7b028af4098e0
60e0625b9dc6a06473b96fd2972c145e71120d7d6a106713c76d7be4ccf75478
7b55f6fa510718db214cc578df054de13177b21eb20194b87f97c477ffc572d5
c63da2dca25d6d1c17fcfd8041424f2232878b734072ab55f1c31a6fa083a9fa
cab05c453ff61226526341a1ff169339c019e61fd894bcd82aac8599ea61ca7a
6f463e4599313c87551cfc529feb1b20b5eccc8f4fd20f66fafe580140e109f9
55aebdda73f158c6b5d24ec671226540690112f2b412f073deb173b932c7f6c3
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

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

6d56160004b960b5fb0a1e9ad458b989

FormBook

Executable exe c63da2dca25d6d1c17fcfd8041424f2232878b734072ab55f1c31a6fa083a9fa

(this sample)

  
Dropped by
MD5 6d56160004b960b5fb0a1e9ad458b989
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/83237/

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