MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fc3b3317c4877d207407aad03ab5af9c0fbd4ea5e71353139eef0af9ab013c91. 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: 13
| SHA256 hash: | fc3b3317c4877d207407aad03ab5af9c0fbd4ea5e71353139eef0af9ab013c91 |
|---|---|
| SHA3-384 hash: | ffae80552e75c40dbef99d1eb20419b1730625a3aeeb5260ffda1ee2164e3ae552b50e57d7d2d52d6a6d695490abfd45 |
| SHA1 hash: | 6b3494490e2a350093c6864fbcfe56660b12db2c |
| MD5 hash: | f4c6c8b6fc91dc8ff9230a6bb699d825 |
| humanhash: | yellow-quebec-victor-maryland |
| File name: | bill of lading.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 883'200 bytes |
| First seen: | 2022-10-17 07:15:51 UTC |
| Last seen: | 2022-10-17 11:02:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 12288:mwqfEur3vTwrMihFVtqtTFUprtROZoyKMZdwC+HuBkuNYBc5Z:cTgltqtTCpr6hZdwi5 |
| TLSH | T1701517BA22D0215FE416B1758583E9B366FBAE516142D1C760D30F6FBC881BBDA13387 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 70e88ee8e896e870 (15 x SnakeKeylogger, 7 x Formbook, 5 x Loki) |
| Reporter |  lowmal3 |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
4
# of downloads :
214
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Creating a window
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
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)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-10-17 02:58:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
22 of 26 (84.62%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:cqrt rat spyware stealer trojan
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
84eb41debc725094a490c0fb4f35dcc0f78f7b6779299d3bfa3e179af2e2f38d
MD5 hash:
4ea353dacc688defbe9c4ce406fcff13
SHA1 hash:
d4821eea02ed0c3ceddec2406e3e849ba841591b
Detections:
FormBook
win_formbook_auto
win_formbook_g0
SH256 hash:
3dbd8c061630d6ec9747babd0f010853a6c5ae4acd4049c7659f1680d7dc2537
MD5 hash:
e673a5948da01bce44cf8d5181fd5b6a
SHA1 hash:
9d2c7d8a63e48375879f5cd2698a61138a3d219d
SH256 hash:
73ae22a8b94f83c08790fd05d46431d5236aa93ccbbf8b732a23861a115d82fc
MD5 hash:
5d15dd028b400c28b0eee51973b65498
SHA1 hash:
9b3b6aaa1f08a3b38c3f6b5b2362e8ad2edc0906
SH256 hash:
f1643cd7e3a009275ee51fba828fe7eff2a8084d941d6063ef268d3aa76dce8b
MD5 hash:
14e463bc068755390ca258a2b2008a83
SHA1 hash:
5d7725d9d8b083f0a30706caf19108bfacc20f12
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
SH256 hash:
fc3b3317c4877d207407aad03ab5af9c0fbd4ea5e71353139eef0af9ab013c91
MD5 hash:
f4c6c8b6fc91dc8ff9230a6bb699d825
SHA1 hash:
6b3494490e2a350093c6864fbcfe56660b12db2c
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
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: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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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