MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 77e828d113038623ccfca7e111b60675fd36ea404545f8ce828d7f8505244f0d. 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
| SHA256 hash: | 77e828d113038623ccfca7e111b60675fd36ea404545f8ce828d7f8505244f0d |
|---|---|
| SHA3-384 hash: | 24cabc7dd221ce401446d1588d5269c238aa24700767a9b468f398e90ca89b36cb7efb377e63919da0b60c4b4233b60d |
| SHA1 hash: | 0d4e6ca64ef3b7978ef7361ffa72bf58911b8f62 |
| MD5 hash: | fe348898b6d84d43a80dfbc48d94c63d |
| humanhash: | stairway-ohio-grey-music |
| File name: | Editing Remittance copy.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 584'192 bytes |
| First seen: | 2020-10-16 13:38:27 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:YksjZvLY7PideM0IWpsgvEAyE+AYbyEwZ3owME9c:Yk0LoP6pIS9AsAhZ3owMEy |
| Threatray | 2'532 similar samples on MalwareBazaar |
| TLSH | 17C4D025236CAFA0F4BEA7B76570052053F9B186D335DA1D7DE852CE3A61F808663B43 |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
abuse_ch
Malspam distributing unidentified malware:HELO: cbq.qa
Sending IP: 103.138.109.101
From: IMELDA <imelda.laurente@cbq.qa>
Subject: Payment Advice - {Editing Remittance form}
Attachment: Editing Remittance copy.xls.tar (contains "Editing Remittance copy.exe")
Intelligence
File Origin
# of uploads :
1
# of downloads :
91
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
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
Uses netstat to query active network connections and open ports
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-10-16 10:06:48 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'522 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.jsbdistributor.com/u2e/
Unpacked files
SH256 hash:
1d43622b0169e101da6c3c5a88b712b6efab6e57aca92f5ba60eab60ea6df361
MD5 hash:
9c61318ae561dc22a7b45e6091b5e0e0
SHA1 hash:
8ec4870ebb9e36cef9137aba604f7a785936dbb3
SH256 hash:
70c6cd6d0a7b37477f8830e23dd4052ccdc454ef76cfa3fba583a9e082b5070b
MD5 hash:
c030925a18b51c6455cd77f60032716f
SHA1 hash:
caec4a683d91334c8efd68191b958908091bce57
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
SH256 hash:
179d335f44008730a1be4841466bc8ad8c15f6aa3c6394f06db7bb5902331caf
MD5 hash:
e2a95360c9d5c2471689758d3b77e4d2
SHA1 hash:
ac6fd6bd02bf0989a58efcd62bd741d6ad5e92b1
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
77e828d113038623ccfca7e111b60675fd36ea404545f8ce828d7f8505244f0d
MD5 hash:
fe348898b6d84d43a80dfbc48d94c63d
SHA1 hash:
0d4e6ca64ef3b7978ef7361ffa72bf58911b8f62
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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