MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2351032596ba226e2ae00a4967cd8f85b158b5b2cfc1869d919bf5a2eea3c129. 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: 2351032596ba226e2ae00a4967cd8f85b158b5b2cfc1869d919bf5a2eea3c129
SHA3-384 hash: 0668d664b14e38bb9e7e44b9b1c3227266539165d42076bc4a1afb2c3ef93a4c0b0fc2e58924578752183d52cd86b9e1
SHA1 hash: 64f34070c351b24370950cc92f0659f6ca0f9679
MD5 hash: fcc5ff39318b32269efa3ba4814d694c
humanhash: don-cold-xray-wisconsin
File name:eDAwBRs0aYf2st9.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:450'048 bytes
First seen:2020-08-11 13:42:34 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:IiyLclauU58t+xL4XUhaz1ich0FkQv4pU1F3siNz7ltguqOUuTD7oAyRqxbBnS:IiSclvUKoxLfEh4/vZ1FjfHgu4uLyG
Threatray 5'136 similar samples on MalwareBazaar
TLSH E1A4DF5566801B46C53E97788321152507F2ED2AE738EB5ABFD332EC0A73BB29791903
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: Louisbourg Seafoods Ltd <damien.b@louisbourgseafoods.ca>
Reply-To: damien.b@louisbourgseafoods.ca
Subject: ORDER08112020
Attachment: Louisbourgorderpdf.img (contains "eDAwBRs0aYf2st9.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/43450/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Creating a file in the %AppData% subdirectories
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/419098
Signature
.NET source code contains potential unpacker
Detected FormBook malware
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)
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 sandboxes and other dynamic analysis tools (process name or module or function)
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 261931 Sample: eDAwBRs0aYf2st9.exe Startdate: 11/08/2020 Architecture: WINDOWS Score: 100 36 www.511xx.com 2->36 40 Malicious sample detected (through community Yara rule) 2->40 42 Yara detected AntiVM_3 2->42 44 Yara detected FormBook 2->44 46 4 other signatures 2->46 9 eDAwBRs0aYf2st9.exe 3 2->9         started        signatures3 process4 file5 28 C:\Users\user\...\eDAwBRs0aYf2st9.exe.log, ASCII 9->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 9->56 58 Injects a PE file into a foreign processes 9->58 13 eDAwBRs0aYf2st9.exe 9->13         started        signatures6 process7 signatures8 60 Modifies the context of a thread in another process (thread injection) 13->60 62 Maps a DLL or memory area into another process 13->62 64 Sample uses process hollowing technique 13->64 66 Queues an APC in another process (thread injection) 13->66 16 explorer.exe 13->16 injected process9 dnsIp10 30 www.mailwizz.online 104.24.121.100, 49734, 49735, 49736 CLOUDFLARENETUS United States 16->30 32 www.howshot.net 16->32 34 www.0n4ninemega.men 16->34 38 System process connects to network (likely due to code injection or exploit) 16->38 20 cmstp.exe 17 16->20         started        signatures11 process12 file13 24 C:\Users\user\AppData\...\-P9logrv.ini, data 20->24 dropped 26 C:\Users\user\AppData\...\-P9logri.ini, data 20->26 dropped 48 Detected FormBook malware 20->48 50 Tries to steal Mail credentials (via file access) 20->50 52 Tries to harvest and steal browser information (history, passwords, etc) 20->52 54 3 other signatures 20->54 signatures14
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2351032596ba226e2ae00a4967cd8f85b158b5b2cfc1869d919bf5a2eea3c129/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 13:44:10 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=eniqgjmwxirg4kxabjewptmpqwyvrnnsz7aynhmrtp22f3vdyeuq._file
Verdict:
malicious
Similar samples:
1e82d551bb0693edad6a527c0355b59476d25afc326168b616205fe186ca5a30
FormBook
2b9703840cea3c427f1abf8ec784be06107fe7db48e1921c427b8a8a4254bda5
FormBook
70ecffff57ecd39682bc7de003d937b43d0b0c9bfaadd315d236627475608e54
FormBook
b0fade864cb32de9110f513837a4e6b59e39ac4bf8bd7a3e0fbf54c305e4d006
FormBook
c9e605adb000dd5d2aa5dcd298c1b345d3ffec9d1db3adc40d18f149c4388bab
FormBook
d2b880fc3d1f874e31d23a37b38f75ceb1162c21ce895aec8dbec7f9c952f8f2
FormBook
d61447d5653bc8e81c91e487864e2ea56fe6700fa720e4b6b07040c9b50db868
FormBook
df2ad4f06e072787902fb0160a7d2dc0d2db3c033ce66ae0f44ab5284e392d15
FormBook
ea74eac48adf2b19c3102578cb14ee0cd1d51f5e5e1da2fb4ab5b0d3f7e91827
FormBook
ec24550a9fa2fdb2a0e7c739b9ac97387925808dbd832b11675f18e48a93bcc5
FormBook
+ 5'126 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat spyware trojan stealer family:formbook
Link:
https://tria.ge/reports/200811-lwfs869pg2/
Behaviour
Modifies Internet Explorer settings
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
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.regulars6.com/zaer/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/2351032596ba226e2ae00a4967cd8f85b158b5b2cfc1869d919bf5a2eea3c129

File information

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

Malspam

FormBook

img cfa136640e21a3950801e0eae4edead1f9c0139abdf946ebe4a2df5b53a6892f

FormBook

Executable exe 2351032596ba226e2ae00a4967cd8f85b158b5b2cfc1869d919bf5a2eea3c129

(this sample)

  
Dropped by
MD5 05fe56f3c66d1cd5b7ef823e21b45e1d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/43450/
  
Dropped by
SHA256 cfa136640e21a3950801e0eae4edead1f9c0139abdf946ebe4a2df5b53a6892f

Comments