MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8aee0e7501795514ab18f454eb754fba95090a590a7f1128eb1ea52dbabab134. 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


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8aee0e7501795514ab18f454eb754fba95090a590a7f1128eb1ea52dbabab134
SHA3-384 hash: 35b65be91b51b47bc31388e15a241ad166602aaaae9f306f53cc74585ddd97a4544cfba3e0167485b038fa6a3b64091d
SHA1 hash: 73f050967049111ab303f318ce80476d509bb055
MD5 hash: 59c1c6024d37401429df8237fb5bec78
humanhash: chicken-leopard-march-wisconsin
File name:R138-CR-MO.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:321'453 bytes
First seen:2023-09-04 14:03:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 6144:JYa6Y23aK5ifiqekOV0lwISPSfuAatTnteuET8Fg4jqV7RPB6:JYm23aK5iEZISPSfhKTnv68Fg4jwRw
Threatray 2'568 similar samples on MalwareBazaar
TLSH T1D66413201BE5C8B7F56205306EF15E22ABF2BD2618E8D34B57D12D0E7A32BC18E1D756
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):PE icon
dhash icon e4dcd8c4d4d4c4d4 (95 x AgentTesla, 51 x Formbook, 12 x RemcosRAT)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
277
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
R138-CR-MO.exe
Verdict:
Malicious activity
Analysis date:
2023-09-04 14:03:32 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/3fd426ce-5fe0-4f0e-8098-8f582783920b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/446091/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.68906145.12930.17448.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Сreating synchronization primitives
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control formbook lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/64f5e3d2e29c52e38dc737c2/reports/494ca875-e618-422d-aba4-842638ffceac/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8aee0e7501795514ab18f454eb754fba95090a590a7f1128eb1ea52dbabab134
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c62ceeb8-5a39-4df9-bdc8-196db7fed874
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1303004
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1303004 Sample: R138-CR-MO.exe Startdate: 04/09/2023 Architecture: WINDOWS Score: 100 30 www.blackgrow.info 2->30 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 Antivirus detection for dropped file 2->42 44 6 other signatures 2->44 10 R138-CR-MO.exe 18 2->10         started        signatures3 process4 file5 28 C:\Users\user\AppData\Local\...\ddevnx.dll, PE32 10->28 dropped 58 Detected unpacking (changes PE section rights) 10->58 60 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 10->60 62 Maps a DLL or memory area into another process 10->62 14 R138-CR-MO.exe 10->14         started        signatures6 process7 signatures8 64 Maps a DLL or memory area into another process 14->64 66 Queues an APC in another process (thread injection) 14->66 17 vMVgiLyQwHsSajPXrXng.exe 14->17 injected process9 process10 19 msdt.exe 13 17->19         started        signatures11 46 Tries to steal Mail credentials (via file / registry access) 19->46 48 Tries to harvest and steal browser information (history, passwords, etc) 19->48 50 Modifies the context of a thread in another process (thread injection) 19->50 52 Maps a DLL or memory area into another process 19->52 22 explorer.exe 1 1 19->22 injected 26 vMVgiLyQwHsSajPXrXng.exe 19->26 injected process12 dnsIp13 32 www.doonc.xyz 91.195.240.123, 49734, 49735, 49736 SEDO-ASDE Germany 22->32 34 vevo-verify.com 142.44.226.116, 49733, 80 OVHFR Canada 22->34 36 3 other IPs or domains 22->36 54 System process connects to network (likely due to code injection or exploit) 22->54 56 Performs DNS queries to domains with low reputation 22->56 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8aee0e7501795514ab18f454eb754fba95090a590a7f1128eb1ea52dbabab134/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-08-23 23:39:27 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
31 of 38 (81.58%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rlxa45ibpfkrjkyy6rkow5kpxkkqscszbj7rckhld2ss3ov2we2a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
16c15ef7330e3f3d1915b88ee65986e3c49ae85d26e87e11b2a2f0e7b9202626
Formbook
9409e367a0c9bdead66274f114e20c752c57723ce730c715b5f126f37ec1964e
Formbook
b0302231ae277b08e383cef527b093307edf552a1777b5c9a088e2e1c61ad6fe
Formbook
c4ab14d93e54b2c6e70fa0f284cee729b56186894dfdff4207cbc3d0c690c80f
Formbook
df88d3b6247048f82c4e26d69b6694322bba229ade26eaf1355942f67f014ad1
Formbook
fc563ce0d3583e88222493534f0f02d94ca9dab17c906c5deacf7132852b51b4
Formbook
ffee16f64401cdaf0bec1e22e9cbe4e8dc469058ed972923bd49b962f2cfff8e
Formbook
+ 2'558 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230904-rcqtgsha33/
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
Loads dropped DLL
Unpacked files
SH256 hash:
96de58f70404a4c046fd6516b908dbca84b788ef6feee3aaf60c63479147ca0c
MD5 hash:
369e04a2933b67caa1af54789f1670d9
SHA1 hash:
76148f0ef7a9e2219fcd0cea28337e54a8b41730
Link:
https://www.unpac.me/results/6c67a927-d73d-4d6a-8594-6acfdaf1d72b/
SH256 hash:
8aee0e7501795514ab18f454eb754fba95090a590a7f1128eb1ea52dbabab134
MD5 hash:
59c1c6024d37401429df8237fb5bec78
SHA1 hash:
73f050967049111ab303f318ce80476d509bb055
Link:
https://www.unpac.me/results/6c67a927-d73d-4d6a-8594-6acfdaf1d72b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8aee0e7501795514ab18f454eb754fba95090a590a7f1128eb1ea52dbabab134

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/446091/

Comments