MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc. 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: 11


Intelligence 11 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc
SHA3-384 hash: 0fff43411cf850effb4ca64cedbade122cd01ee833315014c4d769b13f56331bfaca57bd1b9f43456fc401f82421798d
SHA1 hash: 64630352ea7e53fc93a0f5ecea9d7697b0e7d146
MD5 hash: 291bd6d7a655d6b096922115199965af
humanhash: michigan-mississippi-mexico-colorado
File name:Mediform S.A Order Specification Requirement.xls.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:734'208 bytes
First seen:2020-10-14 15:04:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:BFaQTfcwYlXDX4Be8ivrFDjq1LhjS6k+3ActPh7vZOAxI2gT7r1vqJ2nyyIILjim:BNTUwYNT8ivFq1LpXPR9vZTS
Threatray 2'438 similar samples on MalwareBazaar
TLSH C7F49D9D329075DFC617CD36CA681C64EA20747B931BD207A05306AD9A0DBA7EF246F3
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: desar.xyz
Sending IP: 67.205.150.177
From: Mediform S.A<mediform.s.a@hotmail.com>
Subject: Re: Request For New Inquiry RFQ
Attachment: Mediform S.A Order Specification Requirement.xls.z (contains "Mediform S.A Order Specification Requirement.xls.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/70839/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.42621.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
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/491162
Signature
Initial sample is a PE file and has a suspicious name
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Double Extension
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 signatures2 2 Behavior Graph ID: 298061 Sample: Mediform S.A Order Specific... Startdate: 14/10/2020 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 7 other signatures 2->43 10 Mediform S.A Order Specification Requirement.xls.exe 3 2->10         started        process3 file4 27 Mediform S.A Order...irement.xls.exe.log, ASCII 10->27 dropped 13 Mediform S.A Order Specification Requirement.xls.exe 10->13         started        process5 signatures6 51 Modifies the context of a thread in another process (thread injection) 13->51 53 Maps a DLL or memory area into another process 13->53 55 Sample uses process hollowing technique 13->55 57 Queues an APC in another process (thread injection) 13->57 16 explorer.exe 13->16 injected process7 dnsIp8 29 www.blingsunglasses.com 154.216.110.164, 49756, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 16->29 31 www.400wg.com 107.167.68.14, 49763, 80 IOFLOODUS United States 16->31 33 10 other IPs or domains 16->33 35 System process connects to network (likely due to code injection or exploit) 16->35 20 rundll32.exe 16->20         started        signatures9 process10 signatures11 45 Modifies the context of a thread in another process (thread injection) 20->45 47 Maps a DLL or memory area into another process 20->47 49 Tries to detect virtualization through RDTSC time measurements 20->49 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-14 00:13:51 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=aban2w577eeadwwpvae56qy6xp2a5iiar3v6sx56w4mego76ohga._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
netwirerc
Create hunting rule
Similar samples:
1307127d4024fc9c364c95bd94dae974ab105b088b0701843146cfe961f11205
Formbook
347aa505ad319b4d8ee54aabe34dfc2af12b4747af23c6b635821ba9aedd0e32
Formbook
440210947a4e6ccdc60e1447ee39bac99cb2e3806b3d5db06d5758cc4ac6cc50
Formbook
4bc2794576ebc0396a825e7b5f5fa26303e79972e7a2d68ded5cd68729288107
Formbook
7ac0888e83ebfc1401796d95250dcfae864d1db479bd741bd44847722a03555e
Formbook
7f6459ace4d6259e61c8170563af8a30f25568457902f4f717c8ad17574efab6
Formbook
8cd14212205658092f91a376a85fb70802200671ea0cbc74b73f1fcaf0f88ddb
Formbook
9c0d3c463792d704909de3a04cd7a6d31f8094301e8e24950af31cdc5e9f2838
Formbook
ac320ccfb00631656e4ffddeb052255a8a52bbcdfd7559f943b62fd4aada1f42
Formbook
c12ceb5bc795285eff54b3ef08c9208c67148b5c446e21084677c25bf8c56112
Formbook
+ 2'428 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201014-rel5za659a/
Behaviour
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.tripleacafe.com/aqu2/
Unpacked files
SH256 hash:
0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc
MD5 hash:
291bd6d7a655d6b096922115199965af
SHA1 hash:
64630352ea7e53fc93a0f5ecea9d7697b0e7d146
Link:
https://www.unpac.me/results/60334bbc-df10-44df-9c49-eeb3da84d012/
SH256 hash:
cf21be3b9f2a9ef6093a87fd7577f4eefaadcd5f13ff00ec9917920bb6701953
MD5 hash:
dc201c5856bfb57040999b8d74b332b2
SHA1 hash:
21a8dd5009eac280e4e2fda20d5762bfb84376c9
Link:
https://www.unpac.me/results/60334bbc-df10-44df-9c49-eeb3da84d012/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/60334bbc-df10-44df-9c49-eeb3da84d012/
SH256 hash:
1980e1eeb3061024861d0147537e79e6c2f5b6be80ac1789694dae958db1ac1f
MD5 hash:
473a47201500f76c9ee81120e8001809
SHA1 hash:
06652754dea89be53933705afc5ba3c0fada8737
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/60334bbc-df10-44df-9c49-eeb3da84d012/
Parent samples :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 note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc

File information

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

Malspam

Formbook

z 66603d3bbbec17c6c2725e49bcc8b84916a514d1e05835ff3ce92540d4c0f212

Formbook

Executable exe 0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc

(this sample)

  
Dropped by
MD5 f62e88a9bd4b12616068c2da1d25f383
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/70839/
  
Dropped by
SHA256 66603d3bbbec17c6c2725e49bcc8b84916a514d1e05835ff3ce92540d4c0f212

Comments