MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 71c92f804b50550dc5e4df31c112cb9fc04b068b295d2cbfbccc14f1841d36bf. 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: 12
| SHA256 hash: | 71c92f804b50550dc5e4df31c112cb9fc04b068b295d2cbfbccc14f1841d36bf |
|---|---|
| SHA3-384 hash: | b1d1294995cc017fde2fd814f55982509b538b173ebfe67a98840595c50e396490f8d101e90af936ed04954939710b2a |
| SHA1 hash: | 2c02c95101b2bf7691b5f9b229011a4121371acc |
| MD5 hash: | 844bd5e1bd887e5c4688dde5dd175cdb |
| humanhash: | glucose-fix-triple-maryland |
| File name: | ___-0000000183.pdf.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 962'056 bytes |
| First seen: | 2024-10-11 12:16:57 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'656 x AgentTesla, 19'465 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 12288:R08rHr14QvdrBq5POF4zzVjORVMjLMD3Qg2zsAoYgnuh1lw1afNbrxxTwcNiUkR:r3ddOgRVgAPww09r8giT |
| Threatray | 15 similar samples on MalwareBazaar |
| TLSH | T1B325E11463A88F05E4BA47F44634E27457B53D9AB42AE34A0EC57CEB3EB37024F46A07 |
| TrID | 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10522/11/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4504/4/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Magika | pebin |
| Reporter |  NDA0E |
| Tags: | exe FakePDF FormBook geo GRC |
Intelligence
File Origin
# of uploads :
1
# of downloads :
412
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
___-0000000183.pdf.exe
Verdict:
No threats detected
Analysis date:
2024-10-11 12:24:12 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Clean
Score:
89.3%
Tags:
underscore injection exploit obfusc
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
invalid-signature masquerade overlay packed signed
Verdict:
Malicious
Labled as:
Trojan.Generic
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Double Extension File Execution
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2024-10-11 12:17:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
23 of 38 (60.53%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
unknown_loader_037
Similar samples:
+ 5 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
4e9038f22568e5a2908b9bb91d95b6dbb3bc5b6d06ffcc09b48af1a5e4e7eb22
MD5 hash:
49c40525c49a15e712573ae93dfbebc9
SHA1 hash:
c68b9c7fccaf609b11b9f67b7111134a5ab7e22c
SH256 hash:
fc45bc5328ca936c194bea939abea09aaed4394bd249f16c5bde729769e71ed3
MD5 hash:
799d6b3249ac8f97ab8634c2aacf1dd6
SHA1 hash:
9fce1497978f06172bdc06f958a813c4224d437d
SH256 hash:
003c150e1f8b2e4c8688cffcc0e6070681951b17bc68c28bc7dfe210a48398ea
MD5 hash:
65adde7d5dfbeca4cac9977b56481903
SHA1 hash:
aab4222a8b19c9f7fd8aa5cd7e0dea8d0b0b7daf
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
SH256 hash:
682c261fcd08c676ef231f46eac1c054c8df17522846b9e4adbafb62e8482dab
MD5 hash:
5a6cead6de3340dd9e0b16d599e5d1f5
SHA1 hash:
00e25f93284ff0d2493c6df3a596891d0848399e
SH256 hash:
71c92f804b50550dc5e4df31c112cb9fc04b068b295d2cbfbccc14f1841d36bf
MD5 hash:
844bd5e1bd887e5c4688dde5dd175cdb
SHA1 hash:
2c02c95101b2bf7691b5f9b229011a4121371acc
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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: | 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.
Malspam
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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