MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098
SHA3-384 hash: 0b254bb06a939c58f4170f30bd46d05421ce780fbd4c5172d744450b87749194daa55e9dfae50c100845b9f1f83b6c47
SHA1 hash: ebe878092c7628c1ab4acac6275c204cebccb623
MD5 hash: 4f451b236f1e615581df4ca16e8e859a
humanhash: ten-beer-mexico-wyoming
File name:Scan_Xerox10.18.2020.scr
Download: download sample
Signature Formbook
Create hunting rule
File size:918'528 bytes
First seen:2020-10-19 10:02:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'604 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:kxaJKfAZJ1K8OQj5e8Fn7wbkj3xoBfri8iP/x9A1GKZHNYPzodGT8LX:5oWPjUrdCbA1GUKzodG
TLSH C0155A5022F40B05F47B57F556345001A7B67E8A58BED64C7D8D31DEAFB2B020AA3B2B
Reporter abuse_ch
Tags:DEU FormBook geo scr


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: rdns0.pesaaf.xyz
Sending IP: 138.68.238.17
From: "Deutsche Kredit Bank" <lvillagra@manquela.cl>
Reply-To: citrroen.gouws@gmail.com
Subject: Zahlungsaviso
Attachment: Scan_Xerox10.18.2020.Pdf.jpg.img (contains "Scan_Xerox10.18.2020.scr")

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/72853/
Detection(s):
SecuriteInfo.com.Trojan.InjectNET.14.20296.5232.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching the process to change network settings
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/495188
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 300050 Sample: Scan_Xerox10.18.2020.scr Startdate: 19/10/2020 Architecture: WINDOWS Score: 100 31 www.4wyy.com 2->31 33 cs1.ename.net 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 5 other signatures 2->47 11 Scan_Xerox10.18.2020.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\...\Scan_Xerox10.18.2020.exe.log, ASCII 11->29 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Injects a PE file into a foreign processes 11->59 15 Scan_Xerox10.18.2020.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 35 acdreformaemgeral.com 185.225.208.56, 49742, 80 UK2NET-ASGB Germany 18->35 37 gmigroups.com 204.11.59.96, 49751, 80 PUBLIC-DOMAIN-REGISTRYUS United States 18->37 39 19 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 msiexec.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:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-19 05:42:51 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=36pc5p5vjgghve4gc3pnlleag5dugazp32hpkbkh43kj6x5hocma._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201019-hmvqswa4sj/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
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
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.gmigroups.com/dn87/
Unpacked files
SH256 hash:
df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098
MD5 hash:
4f451b236f1e615581df4ca16e8e859a
SHA1 hash:
ebe878092c7628c1ab4acac6275c204cebccb623
Link:
https://www.unpac.me/results/c90f1530-80bc-471a-93b8-b7f28922cba0/
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
Link:
https://www.unpac.me/results/c90f1530-80bc-471a-93b8-b7f28922cba0/
SH256 hash:
b873e8eac63397ba7fb20892bfc181935c71160c15876851246307c995034387
MD5 hash:
c7b86aaa93014e51c5e1156e0874cada
SHA1 hash:
c2b4ec1476eb4aad34239a27234f25b90ceec12c
Link:
https://www.unpac.me/results/c90f1530-80bc-471a-93b8-b7f28922cba0/
SH256 hash:
b7394c88e45a6a33a1185c64a53c8d91b5a219362f2709a6afc1e58bd96a393a
MD5 hash:
bae0cd321708d6ee7d2d6364465c0844
SHA1 hash:
b85977ee21850c963575f8072821cfd4f67cbb8f
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/c90f1530-80bc-471a-93b8-b7f28922cba0/
Parent samples :
914b9ec48f15df901f689ee02624b6b164a57ee6dc6383f7770e432f92faa337
9c8e3d4b3014cedaf81092ca9e167bd16ae98e2905e3a7e0ae154b26c387de14
7b289ead031b7f476e07b8637bfb3749554253968060ecdd36046948f6ae5f8e
df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098
3ea9584d4931293645529b071a4b0ae494a85638bbb9f0d1083e8dd3cc0ac54f
7a71bafff6bc2410fe174747fa49e15c5560151f2b39f586070d02695fde4c27
15a8b67526b6b563f7fd48850bc4d5fb10e504bb9b2b156c9ce1d82a8a7aaaa7
0ad4a6955fcec7e4768aa5169ad291e3e554e074313bde3ee6c266cddfa2d890
f413624c125a8e6e6e8f4ece883a646fe784bc5a8f4f21185da1df43adc76da1
bb8188f652e39e2517a3281980136d6c45d9003ad3ad2c826c27fc726d6f7028
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098

File information

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

Malspam

Formbook

img 6bd85d29df4609a2599f5f0815f7c996ec28426596d325bf9116e9f9ba390945

Formbook

Executable exe df9e2ebfb5498c7a938616ded5ac80374743032fde8ef50547e6d49f5fa77098

(this sample)

  
Dropped by
MD5 f0b7859100c16d085e41f7ee6eb9be18
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/72853/
  
Dropped by
SHA256 6bd85d29df4609a2599f5f0815f7c996ec28426596d325bf9116e9f9ba390945

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