MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4fc635ea1f2fbe988ee1df4535bdd2648eb701f7de8130abeddeb9d17b9bb04. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e4fc635ea1f2fbe988ee1df4535bdd2648eb701f7de8130abeddeb9d17b9bb04
SHA3-384 hash: 2b55e863cb3e0b1de0c97cf1db5f37d4de36fb7fa69c64ecca56df8fe9633113ca4d2a0aec9ce54f159f4e2e260dd43d
SHA1 hash: 40c41979e539dbe5be944b16aba6ce226c4fab8f
MD5 hash: 3f21ab537b6ed0fe7cefa332d975aac6
humanhash: indigo-london-equal-alpha
File name:wam.exe
Download: download sample
Signature Smoke Loader
Create hunting rule
File size:33'280 bytes
First seen:2022-05-16 12:29:40 UTC
Last seen:2022-05-16 13:46:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 384:q6Ebxa7AKTeq2pMRIp1VtOOuwHtGo2w4r9Qsl8J:KbNaoMdppL8J
Threatray 10'733 similar samples on MalwareBazaar
TLSH T147E21A23731D8539FA32CB7EF8528EEC0A2D8E41A575A6C718D0703F5F66A510BE2275
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 34666dc64cdc90d0 (1 x Smoke Loader)
Reporter JaffaCakes118
Tags:exe Smoke Loader

Intelligence

File Origin
# of uploads :
2
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
wam.exe
Verdict:
Malicious activity
Analysis date:
2022-05-16 12:28:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/45399ef8-e307-44a8-a2f7-e5109bfd4ac0

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/271118/
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Searching for the window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/62824406bc516cf66c28bdf6/reports/c5bb2ea4-0123-48a8-abcb-2180959ce527/overview
Result
Verdict:
UNKNOWN
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/4f9ec471-9909-4999-b513-b629c383adaa
Result
Threat name:
RedLine, SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/994909
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
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)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Snort IDS alert for network traffic
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 627410 Sample: wam.exe Startdate: 16/05/2022 Architecture: WINDOWS Score: 100 67 Snort IDS alert for network traffic 2->67 69 Multi AV Scanner detection for domain / URL 2->69 71 Found malware configuration 2->71 73 8 other signatures 2->73 10 wam.exe 16 8 2->10         started        process3 dnsIp4 51 memorial.asvp.org.br 186.202.153.98, 443, 49757, 49774 LocawebServicosdeInternetSABR Brazil 10->51 53 tiny.one 188.114.96.10, 443, 49751, 49773 CLOUDFLARENETUS European Union 10->53 55 192.168.2.1 unknown unknown 10->55 43 C:\Users\user\AppData\...\Mlffvuxh.exe, PE32 10->43 dropped 45 C:\Users\user\AppData\...\Aalaxdhmax1.exe, PE32 10->45 dropped 47 C:\Users\user\AppData\Local\...\wam.exe.log, ASCII 10->47 dropped 75 Writes to foreign memory regions 10->75 77 Allocates memory in foreign processes 10->77 79 Injects a PE file into a foreign processes 10->79 15 Aalaxdhmax1.exe 10->15         started        18 InstallUtil.exe 2 10->18         started        21 cmd.exe 1 10->21         started        23 2 other processes 10->23 file5 signatures6 process7 dnsIp8 81 Antivirus detection for dropped file 15->81 83 Multi AV Scanner detection for dropped file 15->83 85 Machine Learning detection for dropped file 15->85 87 3 other signatures 15->87 25 explorer.exe 15->25 injected 49 65.108.27.131, 45256, 49778 ALABANZA-BALTUS United States 18->49 27 conhost.exe 21->27         started        29 timeout.exe 1 21->29         started        signatures9 process10 process11 31 Mlffvuxh.exe 14 3 25->31         started        35 Mlffvuxh.exe 2 25->35         started        dnsIp12 57 tiny.one 31->57 59 memorial.asvp.org.br 31->59 65 Multi AV Scanner detection for dropped file 31->65 37 cmd.exe 31->37         started        61 tiny.one 35->61 63 memorial.asvp.org.br 35->63 signatures13 process14 process15 39 conhost.exe 37->39         started        41 timeout.exe 37->41         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4fc635ea1f2fbe988ee1df4535bdd2648eb701f7de8130abeddeb9d17b9bb04/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-16 12:30:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
12 of 26 (46.15%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
02bcb080116ab55475edbcd1293246a0e5d8894793ee9e699db805bff2935408
Smoke Loader
4f9f2d3789809c1f34877a5cd109aabeccea14c1cfe423ea271cc7cd0178b23a
Smoke Loader
6b18a223ce8f1f42880a54809880cd5c3a6890955d2469b10ea771dab333871e
Smoke Loader
6df1711427805cf33f297bd481fb8fdf3f04e92d25553b15060161bf972b334a
Smoke Loader
78ef012bfc38086561885872a68ec92227efa9c233265e68cdd13960a1a46e1d
Smoke Loader
900081ec8ae916aa0823f579ed08ec02b5d9677c23932287db2be8117ebd238a
Smoke Loader
b206c2d164d66dcd9fad4cffdcb28d73eb64d2f663f1de6fb90cc10b47665c41
Smoke Loader
bcca18fef46e71ff82ff342dbd50f09b9ea768edc5e328fbf85241fcf615507d
Smoke Loader
dd9194cf20f72e8f2f0b2fd08c9a4175e222b18de4738b43aa9274f5111cb01b
Smoke Loader
+ 10'723 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:redline family:smokeloader botnet:groma backdoor infostealer persistence trojan
Link:
https://tria.ge/reports/220516-ppgegabec7/
Behaviour
Checks SCSI registry key(s)
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
RedLine
RedLine Payload
SmokeLoader
Malware Config
C2 Extraction:
65.108.27.131:45256
http://ghahantellorb.com/
http://hasarcyaionex.shop/
Unpacked files
SH256 hash:
e4fc635ea1f2fbe988ee1df4535bdd2648eb701f7de8130abeddeb9d17b9bb04
MD5 hash:
3f21ab537b6ed0fe7cefa332d975aac6
SHA1 hash:
40c41979e539dbe5be944b16aba6ce226c4fab8f
Link:
https://www.unpac.me/results/cbe40519-1021-4c82-a085-4bbf995c6aab/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e4fc635ea1f2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/e4fc635ea1f2fbe988ee1df4535bdd2648eb701f7de8130abeddeb9d17b9bb04

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_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Smoke Loader

Executable exe e4fc635ea1f2fbe988ee1df4535bdd2648eb701f7de8130abeddeb9d17b9bb04

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/271118/
  
URLhaus
https://urlhaus.abuse.ch/url/2195881/

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