MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 86104345f9894e11d5eff087eb4d18c29a4cbe90aa5d8f2d9462983010c5050a. 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: 15
| SHA256 hash: | 86104345f9894e11d5eff087eb4d18c29a4cbe90aa5d8f2d9462983010c5050a |
|---|---|
| SHA3-384 hash: | e7dc9fb7f973aa53eec5d58678fe5dc59ef60e4e9123eaa2fef63fe228c745160b455c7140c3f03241267d637b38f9b0 |
| SHA1 hash: | ab2485229421aea50edf7fbb75396000ec3867aa |
| MD5 hash: | 7c3ad5ed102c12c0f50c15f9d91f65bb |
| humanhash: | salami-delaware-pasta-mars |
| File name: | pD6GwnXo7Mm3J8u.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 635'912 bytes |
| First seen: | 2024-04-30 10:25:53 UTC |
| Last seen: | 2024-04-30 11:33:37 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger) |
| ssdeep | 12288:TtueWFm+K+WmfYSXVcOqdoPhzKhim877a6UgEB+cDhbpwc4oFsj7odkR:gRFm+K+R2oPghi2GEImRpwDoWj7x |
| Threatray | 1'643 similar samples on MalwareBazaar |
| TLSH | T1E4D423471FB88B21D5779BF613B0410763F732612896D3AD4C89A1EF9CA3F528A5324B |
| TrID | 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.2% (.SCR) Windows screen saver (13097/50/3) 9.0% (.EXE) Win64 Executable (generic) (10523/12/4) 5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4504/4/1) |
| File icon (PE): |  |
| dhash icon | 8296e6e2b8989684 (8 x AgentTesla, 3 x Formbook, 2 x PureLogsStealer) |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
321
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
86104345f9894e11d5eff087eb4d18c29a4cbe90aa5d8f2d9462983010c5050a.exe
Verdict:
Malicious activity
Analysis date:
2024-04-30 10:29:04 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook, PureLog Stealer
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Found malware configuration
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
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
Uses netsh to modify the Windows network and firewall settings
Yara detected AntiVM3
Yara detected FormBook
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Score:
98%
Verdict:
Malware
File Type:
PE
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.PureLogStealer
Status:
Malicious
First seen:
2024-04-30 08:12:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
18 of 24 (75.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 1'633 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:cn26 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
1ae39311951e0bda88959ac6a2418ec6c6b86c07db3459a03562fb325cf7511f
MD5 hash:
39dadaa6ae7d97c25b8377e9d2d01857
SHA1 hash:
8a13fcb53c154d8f819546ef9cffe5ae3453d188
Detections:
FormBook
win_formbook_w0
win_formbook_auto
win_formbook_g0
Formbook
SH256 hash:
7e9091abb37a7bf7df2027505e10b8bc3e31d07a9395d296a14afdc4fa7bf003
MD5 hash:
ddfb4872d9a9124bbff380caf1990da3
SHA1 hash:
67d79a796e12cfa2f90e37bd1b45bcb3e43ce1ef
SH256 hash:
bdb1c5e3a24915bbbede9e70269e22692925a66cb2230b791515e6b4a0705337
MD5 hash:
ab7b9d0379ef89f550adab8414f83f30
SHA1 hash:
6561d73e1ada9f63d805d9edda6aa8dd2c499ebb
SH256 hash:
0bfb0358d9cd73716bbdd5e02dc6d9ad4ff7ce928bb149834844b4e8eb8ce74b
MD5 hash:
4b113a772f878eb4bcf3e345fbef0d6c
SHA1 hash:
21df75ac80bb07e3ee7c8d93ed756c6059a50448
SH256 hash:
86104345f9894e11d5eff087eb4d18c29a4cbe90aa5d8f2d9462983010c5050a
MD5 hash:
7c3ad5ed102c12c0f50c15f9d91f65bb
SHA1 hash:
ab2485229421aea50edf7fbb75396000ec3867aa
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
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:
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: | INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables signed with stolen, revoked or invalid certificates |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | pe_imphash |
|---|
| Rule name: | PE_Potentially_Signed_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| 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.
No further information available
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
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