MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7dac4e4d7ca8201def538f569c752d0142fedfeb2fbfd247175e20334e308ea3. 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


Smoke Loader


Vendor detections: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7dac4e4d7ca8201def538f569c752d0142fedfeb2fbfd247175e20334e308ea3
SHA3-384 hash: 6ab5c28b525bdd76873e61b26b2deee1027a9e02a6d46a3f2884c16b804c01f231f6b6109574e565b3d6b1aff3681691
SHA1 hash: 1bfd35eb1f007bc09416a8947365b9cae04a0578
MD5 hash: 2d2e1de67afb9ae2d555b335e8624312
humanhash: eight-nuts-mississippi-arkansas
File name:SecuriteInfo.com.Variant.Ser.Fragtor.460.23485.32163
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:496'910 bytes
First seen:2022-11-01 15:06:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 049f51a49c030ad54f5792fd0d4fa88e (1 x Smoke Loader)
ssdeep 6144:6fBQR04fgBPsyT1n4GoQ7SU2BZbSU2BZbSU2BZbSU2BZbSU2BZZ:6u1fgBPsi5uQuUMcUMcUMcUMcUMH
Threatray 12'392 similar samples on MalwareBazaar
TLSH T113B4B072ADC0E124EAA809FB11EF6A3C321697E3474559CB118C3BDAE55D7CC2E396C4
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
1
# of downloads :
314
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Variant.Ser.Fragtor.460.23485.32163
Verdict:
No threats detected
Analysis date:
2022-11-01 15:09:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/acdbca8a-bb4e-43db-ba67-59ba2f06b28e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/326833/
Detection(s):
SecuriteInfo.com.Variant.Ser.Fragtor.460.23485.32163.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Searching for synchronization primitives
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Sending an HTTP POST request
Sending an HTTP GET request
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/47259/overview
Behaviour
MalwareBazaar
SystemUptime
EvasionGetTickCount
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug greyware overlay
Link:
https://www.filescan.io/uploads/63613616a5db8d309cbc34ba/reports/580feb2c-0448-411f-b659-ac8a392cfacf/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/95c89328-ad0e-4e1a-bc0d-12d11d71bef4
Result
Threat name:
SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1102588
Signature
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to behave differently if execute on a Russian/Kazak computer
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
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
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 735249 Sample: SecuriteInfo.com.Variant.Se... Startdate: 01/11/2022 Architecture: WINDOWS Score: 100 38 Malicious sample detected (through community Yara rule) 2->38 40 Yara detected SmokeLoader 2->40 42 C2 URLs / IPs found in malware configuration 2->42 44 Machine Learning detection for sample 2->44 8 SecuriteInfo.com.Variant.Ser.Fragtor.460.23485.32163.exe 2->8         started        11 uwffbaa 2->11         started        process3 signatures4 60 Detected unpacking (changes PE section rights) 8->60 62 Contains functionality to inject code into remote processes 8->62 64 Contains functionality to behave differently if execute on a Russian/Kazak computer 8->64 13 SecuriteInfo.com.Variant.Ser.Fragtor.460.23485.32163.exe 8->13         started        66 Machine Learning detection for dropped file 11->66 68 Injects a PE file into a foreign processes 11->68 16 uwffbaa 11->16         started        process5 signatures6 70 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 13->70 72 Maps a DLL or memory area into another process 13->72 74 Checks if the current machine is a virtual machine (disk enumeration) 13->74 18 explorer.exe 3 13->18 injected 76 Creates a thread in another existing process (thread injection) 16->76 process7 dnsIp8 36 ubochinkeasaa.co.ug 92.255.78.40, 443, 49696, 49697 CONTINENTAL_GROUP-ASRU Russian Federation 18->36 32 C:\Users\user\AppData\Roaming\uwffbaa, PE32 18->32 dropped 34 C:\Users\user\...\uwffbaa:Zone.Identifier, ASCII 18->34 dropped 46 System process connects to network (likely due to code injection or exploit) 18->46 48 Benign windows process drops PE files 18->48 50 Injects code into the Windows Explorer (explorer.exe) 18->50 52 3 other signatures 18->52 23 explorer.exe 6 18->23         started        26 explorer.exe 18->26         started        28 explorer.exe 18->28         started        30 12 other processes 18->30 file9 signatures10 process11 signatures12 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->54 56 Tries to steal Mail credentials (via file / registry access) 23->56 58 Tries to harvest and steal browser information (history, passwords, etc) 23->58
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7dac4e4d7ca8201def538f569c752d0142fedfeb2fbfd247175e20334e308ea3/
Threat name:
Win32.Trojan.Fragtor
Create hunting rule
Status:
Malicious
First seen:
2022-11-01 15:07:07 UTC
File Type:
PE (Exe)
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pwwe4tl4vaqb332tr5ljy5jnafbp5x7lf675eryxlyqdgtrqr2rq._file
Verdict:
malicious
Similar samples:
06089228420b587517a8674d586b6a2880b939d15775ca8e0a64c4364daadeed
Smoke Loader
49b4a3b2fdea57778414fcdf51246747a2e200c1b6fce76057107c557c5868b2
Smoke Loader
75cae17b22903862794ede44519c288427fd59e94aa72ffd0e88adcc74c5db56
Smoke Loader
847c05d750ff179697ef49c99da6ea372aabb2691732da6a6b49cafa592758b0
Smoke Loader
c2cbf197704781d927032c16a38c7eeb71f5283a4dcc2a8fdd614852fb14054f
Smoke Loader
f4a57ad535ec4b0c7c1b3fbd9a116e451a392ee3f1e5e8b7a5ee0b05141208cc
Smoke Loader
+ 12'382 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader backdoor collection trojan
Link:
https://tria.ge/reports/221101-shaj5adgcr/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Detects Smokeloader packer
SmokeLoader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b286ac42-b903-401f-9e61-2eec818a445e
Unpacked files
SH256 hash:
c5e2464c8c1604565bfe23c0bd134bead3143d80bf5b33a3df2e825945d54fe9
MD5 hash:
4228b19a7f0bfaa0bd44df30f2fec414
SHA1 hash:
9d0dc83f9d6cd0ec743dccedbfcf63af7d8e5118
Detections:
win_smokeloader_a2
Create hunting rule
SmokeLoaderStage2
Create hunting rule
Link:
https://www.unpac.me/results/d75a9b85-8354-4ee3-a4eb-884cec9a1c39/
Parent samples :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 hash:
7dac4e4d7ca8201def538f569c752d0142fedfeb2fbfd247175e20334e308ea3
MD5 hash:
2d2e1de67afb9ae2d555b335e8624312
SHA1 hash:
1bfd35eb1f007bc09416a8947365b9cae04a0578
Link:
https://www.unpac.me/results/d75a9b85-8354-4ee3-a4eb-884cec9a1c39/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7dac4e4d7ca8/report/overview.html
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/7dac4e4d7ca8201def538f569c752d0142fedfeb2fbfd247175e20334e308ea3

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

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/326833/

Comments