MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fb2b5f7805523f8e675cf06f611c9429e657f4f0af111bf4959627e6183ddc48. 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: 9
| SHA256 hash: | fb2b5f7805523f8e675cf06f611c9429e657f4f0af111bf4959627e6183ddc48 |
|---|---|
| SHA3-384 hash: | b003afd545926d41155096539bc44c9c7a4d65a8cfc59aa93de5dce6c3a8fe2faff5c5005396737e78525fd2596f41f3 |
| SHA1 hash: | e29b28f83a1f87fa10cd023a59eda0f6773e239e |
| MD5 hash: | 2f18ff837317b79aabc6b1bc9b610c3f |
| humanhash: | bakerloo-indigo-two-kitten |
| File name: | SecuriteInfo.com.W32.AIDetect.malware1.24624.31268 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 266'271 bytes |
| First seen: | 2021-04-30 07:55:59 UTC |
| Last seen: | 2021-04-30 20:41:59 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | ea4e67a31ace1a72683a99b80cf37830 (70 x Formbook, 64 x GuLoader, 54 x Loki) |
| ssdeep | 6144:7PXvBG3LnTQ8d3BYn0K+F2KGH4/2RSYrLaU88tqgPcrv0:tOtM5+oY/2TrWU880g8M |
| Threatray | 4'911 similar samples on MalwareBazaar |
| TLSH | 3B44E00B765C97AED39E47B1387A06709BACEF630944684AFBD4FE6E213224D6C071D1 |
| Reporter |  SecuriteInfoCom |
| Tags: | FormBook |
Intelligence
File Origin
# of uploads :
3
# of downloads :
101
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Sending a UDP request
Creating a window
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2021-04-30 06:16:40 UTC
AV detection:
22 of 47 (46.81%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 4'901 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.onyxcomputing.com/u8nw/
Unpacked files
SH256 hash:
dabe67448d753a3b08dc3402e5f7824ec37bbb0cfdc0bfbc8ff563e63aad85e4
MD5 hash:
8c523f66298908c68066db99aac81f40
SHA1 hash:
29176befb46bd3a057a6662835daadd14b46d5ab
SH256 hash:
fb2b5f7805523f8e675cf06f611c9429e657f4f0af111bf4959627e6183ddc48
MD5 hash:
2f18ff837317b79aabc6b1bc9b610c3f
SHA1 hash:
e29b28f83a1f87fa10cd023a59eda0f6773e239e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
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_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0032.001] Data Micro-objective::CRC32::Checksum
1) [C0026.002] Data Micro-objective::XOR::Encode Data
4) [C0046] File System Micro-objective::Create Directory
5) [C0048] File System Micro-objective::Delete Directory
6) [C0047] File System Micro-objective::Delete File
7) [C0049] File System Micro-objective::Get File Attributes
8) [C0051] File System Micro-objective::Read File
9) [C0050] File System Micro-objective::Set File Attributes
10) [C0052] File System Micro-objective::Writes File
11) [E1510] Impact::Clipboard Modification
12) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
13) [C0036.002] Operating System Micro-objective::Delete Registry Key::Registry
14) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
15) [C0036.005] Operating System Micro-objective::Query Registry Key::Registry
16) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
17) [C0017] Process Micro-objective::Create Process
18) [C0038] Process Micro-objective::Create Thread