MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5854ab7f0f8110bf900f6b86108ad8da461d85f04de5d99b61bc5d87a5a6868c. 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: 16
| SHA256 hash: | 5854ab7f0f8110bf900f6b86108ad8da461d85f04de5d99b61bc5d87a5a6868c |
|---|---|
| SHA3-384 hash: | 7758115c15157cccd867a738ac18de64692ecb049373f65ae46f3b8ba099511fa9f7e62229e1ffb61d68f90f91f336c2 |
| SHA1 hash: | 8f2357b802f8c73af98d50ae4fd9ea89acce31d9 |
| MD5 hash: | 9802783b4e35aa92668e689c1b40ac23 |
| humanhash: | wolfram-vegan-shade-autumn |
| File name: | 9802783b4e35aa92668e689c1b40ac23 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 611'709 bytes |
| First seen: | 2023-05-13 01:18:04 UTC |
| Last seen: | 2023-05-13 22:45:54 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 429 x GuLoader) |
| ssdeep | 6144:2Ya67fATligNr30ixLQNB8LoJXxb5C9tfUn:2Y1AYMrEixLQ4LoNd58tfw |
| Threatray | 2'883 similar samples on MalwareBazaar |
| TLSH | T11CD448722E43C055C8AE0FB1FD26E2C64F8A1CD905A8F2615DFCB2696CB0E9B464537D |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | f0c4e8d4d6d6ccf0 (2 x Formbook, 1 x njrat, 1 x AgentTesla) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
257
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9802783b4e35aa92668e689c1b40ac23
Verdict:
Suspicious activity
Analysis date:
2023-05-13 01:19:15 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Sending a custom TCP request
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
comodo nemesis overlay packed remcos shell32.dll
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook, NSISDropper
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2023-05-12 16:32:55 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 36 (63.89%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'873 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:htqs rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
d690f193a09b623ff60ca743068e15ea0f8fa90c08a0060c7456b6513a233668
MD5 hash:
23dcf0d87589a0defadd7084670247dc
SHA1 hash:
fd7f9e7ad66158c4145b46980a1c45df54133007
Detections:
FormBook
win_formbook_w0
win_formbook_auto
win_formbook_g0
SH256 hash:
373f20c383d459e545d5220e63d8872248d1cb1182f78a89009e2bc16ec16cc4
MD5 hash:
48ebd27e6ad286dec43c1d9522dc978a
SHA1 hash:
ed997973bc31985fcb2b19d2f83573b042212d04
SH256 hash:
5854ab7f0f8110bf900f6b86108ad8da461d85f04de5d99b61bc5d87a5a6868c
MD5 hash:
9802783b4e35aa92668e689c1b40ac23
SHA1 hash:
8f2357b802f8c73af98d50ae4fd9ea89acce31d9
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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