MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a00b8665cf484b38e9d12d40208001acd1b890250be4bbcc78807eeedf6c408d. 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
| SHA256 hash: | a00b8665cf484b38e9d12d40208001acd1b890250be4bbcc78807eeedf6c408d |
|---|---|
| SHA3-384 hash: | 0cdd734b78c66a4b4847fde909dde87bcd985e861b638fae78bbafd78adb8a41e98b4c1bfcfefbfc836782521a2e0ba3 |
| SHA1 hash: | ee4c87a6ae7cfe92ffa80d71953ad9bd6f80af86 |
| MD5 hash: | 0a0f1dd7776a56c790d370479004c0c4 |
| humanhash: | romeo-hamper-fillet-black |
| File name: | PAGAMENTO402200318.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 405'239 bytes |
| First seen: | 2022-02-01 08:47:46 UTC |
| Last seen: | 2022-02-01 15:01:51 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla) |
| ssdeep | 6144:/wCvjmHSuWKpa8DQEvkfHnebN93u3BBnODuM6FzKm9u4hFJ7CCSR:/SSCg8DQ24s38/G659F/SR |
| Threatray | 13'154 similar samples on MalwareBazaar |
| TLSH | T16484AFE2E1451CDAE81727B2EC3EED211157BE9F9570D61E265B7C1A56F32832023E0B |
| File icon (PE): |  |
| dhash icon | 3310c3ea0b0b0176 (2 x Formbook) |
| Reporter |  lowmal3 |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
4
# of downloads :
190
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PAGAMENTO402200318.exe
Verdict:
Malicious activity
Analysis date:
2022-02-01 09:05:23 UTC
Tags:
installer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
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.
Verdict:
Suspicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: CMSTP Execution Process Creation
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-02-01 08:48:11 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 13'144 additional samples on MalwareBazaar
Unpacked files
SH256 hash:
e54b9fff7f65c3c4cc29a51d562178c7c32f25c61e19020ffb8bad9fe68abc58
MD5 hash:
264a723582b1ae8e82b38956888fddfb
SHA1 hash:
f449239a27570bf99aca04c016d1d04033668d1b
SH256 hash:
ba42e51fae161c3ee0f16c0cc2c1a0ad1f25077081114ef4251ef881638a174b
MD5 hash:
d88db471208f795c25bcc6d1ef4e238c
SHA1 hash:
122957ef281686c7c60d3ebabdb8e9777e04865f
SH256 hash:
a00b8665cf484b38e9d12d40208001acd1b890250be4bbcc78807eeedf6c408d
MD5 hash:
0a0f1dd7776a56c790d370479004c0c4
SHA1 hash:
ee4c87a6ae7cfe92ffa80d71953ad9bd6f80af86
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.43
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | malware_Formbook_strings |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
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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