MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1b29005d1fa110dfb5b924c879e64d7d4cce8af163f9e6853e4bbda2c298acf0. 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: | 1b29005d1fa110dfb5b924c879e64d7d4cce8af163f9e6853e4bbda2c298acf0 |
|---|---|
| SHA3-384 hash: | b1c757fdbec0619008b57140ad3ee5f71c7fee76b444adde5aa2a794ad65e71e184dd64d844417819864ccde7246f3d8 |
| SHA1 hash: | decfa0a35fff7ed61d75598dbc8a9cebc2220297 |
| MD5 hash: | b8e7041651b0e6d50a5343b31d1edf9e |
| humanhash: | california-freddie-ack-juliet |
| File name: | AA-021 market research.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 401'675 bytes |
| First seen: | 2023-09-05 01:13:42 UTC |
| Last seen: | 2023-09-05 12:24:05 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader) |
| ssdeep | 12288:/Y1+C7K+7kGPPtDQmPxgmXGVe7glP+w7Ki:/Y1+V+n3BQRwGVWglmw7Ki |
| Threatray | 156 similar samples on MalwareBazaar |
| TLSH | T18184124EB694CDE2D5A113323E36A3869FADFB31B414055F2390BE4CB876542DE2F261 |
| 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 | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  JAMESWT_WT |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
294
Origin country :
ITVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AA-021 market research.exe
Verdict:
Malicious activity
Analysis date:
2023-09-05 01:14:43 UTC
Tags:
n/a
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
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Unauthorized injection to a recently created process by context flags manipulation
Gathering data
Gathering data
Verdict:
Malicious
Labled as:
Babar.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, NSISDropper
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Machine Learning detection for dropped file
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)
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
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2023-09-04 23:50:46 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
22 of 24 (91.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 146 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
87208198701ad5db1c151590d154df8b74a1a9fec7ae7b6aee684d17eaff8f73
MD5 hash:
19688048a03be8a5e4f9bdc9c5af8499
SHA1 hash:
b4c3c814e46e0244c6d763bd24547d063022e22e
Detections:
win_formbook_w0
win_formbook_auto
win_formbook_g0
SH256 hash:
958fc3dc4aa087f5be62ad196b2e035a1d129da08ec4e0fa56c6c2fd4451d0e5
MD5 hash:
f00afce759a84c9f4bec31dba11712b9
SHA1 hash:
648075cbd73534b55e7ea24672b1fcd55daa8bd0
SH256 hash:
4efcdc51e82b9e6241e65e28e539379a34877650a9807d5e486d04815cd9472b
MD5 hash:
c969d837546bf40999ad9fdcc10ab1a6
SHA1 hash:
5f2ef43813cae3d788f88272b282b715b37a867c
SH256 hash:
1b29005d1fa110dfb5b924c879e64d7d4cce8af163f9e6853e4bbda2c298acf0
MD5 hash:
b8e7041651b0e6d50a5343b31d1edf9e
SHA1 hash:
decfa0a35fff7ed61d75598dbc8a9cebc2220297
Malware family:
XLoader
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: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| 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: | Windows_Trojan_Formbook |
|---|---|
| Author: | @malgamy12 |
| Rule name: | Windows_Trojan_Formbook_1112e116 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
| Rule name: | win_formbook_w0 |
|---|---|
| Author: | @malgamy12 |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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