MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5cb54293ba5cf461f2a5dd557dcf1526f1609e31759c77b293e36cb815599169. 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: | 5cb54293ba5cf461f2a5dd557dcf1526f1609e31759c77b293e36cb815599169 |
|---|---|
| SHA3-384 hash: | f779a537bd0f06ba24a4b9e8a95560e79455019c349468388e10bd5d9422cf641da1b499b34b61ae8d41e17d02641beb |
| SHA1 hash: | e7c09b0cb79c9094c1619aae22acf27cc5029044 |
| MD5 hash: | 59f5cb722e8f2ab00b06aec54c22e965 |
| humanhash: | football-hot-batman-bacon |
| File name: | Datos y actuaciones.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 472'064 bytes |
| First seen: | 2023-09-18 14:02:01 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 | 6144:FF4NsCOU0oFrRXKZ7pnylvuE+9kQbxyfjiCIsIABG3wIHdDqNtNq:FmNsCO3eRXKJpn+QVyfjiCI9Dy |
| Threatray | 105 similar samples on MalwareBazaar |
| TLSH | T173A4E1A3FA1C05DBDCB993B3E4335D2A04A32D7DD6B2589D85ADB6314BB33824017A17 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| File icon (PE): |  |
| dhash icon | 130b33230b2b4ac8 (2 x Formbook, 2 x AgentTesla) |
| Reporter |  lowmal3 |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
297
Origin country :
DEVendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
Datos y actuaciones.exe
Verdict:
Malicious activity
Analysis date:
2023-09-18 14:03:16 UTC
Tags:
formbook xloader stealer spyware
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
Launching a process
Creating a file
Sending a custom TCP request
Сreating synchronization primitives
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
packed
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:
Malicious Packer
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
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
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Znyonm
Status:
Malicious
First seen:
2023-09-18 11:20:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
17 of 35 (48.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 95 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Unpacked files
SH256 hash:
2c544d3df26aa87fda2010f24166db728a40367604e9bb0d6e03691215429a09
MD5 hash:
20c9ce613798f7f3b19c4ac692c61af6
SHA1 hash:
8a76bc221cfc0f2c8310973d382308a360fd3257
SH256 hash:
a73ea743526e344470fde4df59d00659222e5dadc1e3651be23bfd899225880b
MD5 hash:
ad11b11cc9fd3a4a824868393955d080
SHA1 hash:
b466f9b31d2d5c37367f485807cc8aa1728df6b4
SH256 hash:
b39991e0cf1630a6fb51e58475485017cb871bca1a115835abf895df24f18dde
MD5 hash:
fa4f67bc731fc3c41fb6d2609a7ddd76
SHA1 hash:
a7b387ac011f0ac1a6ce602c9bc30d89d487f09d
SH256 hash:
5cb54293ba5cf461f2a5dd557dcf1526f1609e31759c77b293e36cb815599169
MD5 hash:
59f5cb722e8f2ab00b06aec54c22e965
SHA1 hash:
e7c09b0cb79c9094c1619aae22acf27cc5029044
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | DebuggerCheck__GlobalFlags |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Active |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerHiding__Thread |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| 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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