MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556. 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


DarkCloud


Vendor detections: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556
SHA3-384 hash: 02382066d4cef8da5fa0f6b38f6672d23dd741a4ba6267698ae3775bca09bfa714d00f9b99b0c0e5419af7c298ee1df2
SHA1 hash: dd1437cb289ffdacd051cab722b31e972f790c45
MD5 hash: b50c9a7ff94d8d2865299b84f1712890
humanhash: nebraska-pennsylvania-london-helium
File name:PRE ALERT NOTICE.exe
Download: download sample
Signature DarkCloud
Create hunting rule
File size:432'023 bytes
First seen:2023-07-17 15:55:35 UTC
Last seen:2023-07-18 11:54:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 12288:/YYcuUm8ZsDV38pY00/Y8cK45AKo/fWcUn:/YYcuL5l00/Yw4cfWcC
Threatray 25 similar samples on MalwareBazaar
TLSH T17694220A3EA4D0D7D8F205B45979977696D4AC39A8798F0F6B24F29F78720C6402E337
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 b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:DarkCloud exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
285
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PRE ALERT NOTICE.exe
Verdict:
Malicious activity
Analysis date:
2023-07-17 15:57:21 UTC
Tags:
darkcloud
Link:
https://app.any.run/tasks/608cb474-1619-4832-8784-0892bb3a0699

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/422689/
Detection(s):
Sanesecurity.Rogue.0hr.20230717-1438.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
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control darkcloud lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/64b564957a9c6ddebf0b21f2/reports/7dcfe6bb-6341-4ee4-a50a-e2ac60c95f8a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556
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:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e8695694-c544-4cfe-a1d8-09c08538332c
Result
Threat name:
DarkCloud, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1274546
Signature
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Tries to harvest and steal browser information (history, passwords, etc)
Writes or reads registry keys via WMI
Yara detected DarkCloud
Yara detected Generic Dropper
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1274546 Sample: PRE_ALERT_NOTICE.exe Startdate: 17/07/2023 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Antivirus detection for dropped file 2->37 39 Multi AV Scanner detection for dropped file 2->39 41 6 other signatures 2->41 6 devoured.exe 18 2->6         started        10 PRE_ALERT_NOTICE.exe 18 2->10         started        12 devoured.exe 18 2->12         started        process3 file4 25 C:\Users\user\AppData\...\vozhafeakr.dll, PE32 6->25 dropped 45 Multi AV Scanner detection for dropped file 6->45 47 Detected unpacking (changes PE section rights) 6->47 49 Detected unpacking (overwrites its own PE header) 6->49 57 3 other signatures 6->57 14 devoured.exe 39 6->14         started        27 C:\Users\user\AppData\...\vozhafeakr.dll, PE32 10->27 dropped 51 May check the online IP address of the machine 10->51 53 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 10->53 55 Maps a DLL or memory area into another process 10->55 17 PRE_ALERT_NOTICE.exe 2 37 10->17         started        29 C:\Users\user\AppData\...\vozhafeakr.dll, PE32 12->29 dropped 20 devoured.exe 34 12->20         started        signatures5 process6 dnsIp7 31 mail.classicbd.com 119.148.26.9, 465, 49691, 49692 AGNI-ASAgniSystemsLimitedBD Bangladesh 17->31 33 showip.net 162.55.60.2, 49690, 49697, 49698 ACPCA United States 17->33 23 C:\Users\user\AppData\...\devoured.exe, PE32 17->23 dropped 43 Tries to harvest and steal browser information (history, passwords, etc) 20->43 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556/
Threat name:
Win32.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2023-07-17 12:16:42 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
26 of 37 (70.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ioygc3mpogarookfj2kprki6i7p5khqngcryy6uq66h6w2yxovla._file
Verdict:
malicious
Similar samples:
270da7c5b8484ac3f7a0e90036e8e88f951de2ba3a22a0cc56e2b5cd8b0cafe3
DarkCloud
36d0c8e58fabe82307b7b36444e075f5dccd1a57e7b73551d335f76645b11274
DarkCloud
3afa4d43deae2aad0375c5a5075bf49f28a35aa85b811807419a38ad3e63d389
DarkCloud
42ef434d4f2fbb1d7dcc088b49c7fd18b15a5cc6871d3b03126071f2981de33f
DarkCloud
5c2f77ce4a869075caec54297208317d3d5c274f8a732f698be0fc51cb81ae6e
DarkCloud
62e14feb0e0a4b6b36e258f63af59d4b68809fe0761b6c58c7ecdea90f4f2c1d
DarkCloud
9e344f8b66654ed20bf36cfd5c2e0d7108b26a3eeab566ee261b64a495ddc8b3
DarkCloud
a345d0b822b2ef2baffe88fc7084aa72e4bc90444337cd5bf7b828a94dbe805e
DarkCloud
c1725944985e772a05352396df8a4f1c2ead57379b075beb7a0b76c5ace344af
DarkCloud
+ 15 additional samples on MalwareBazaar
Result
Malware family:
darkcloud
Create hunting rule
Score:
  10/10
Tags:
family:darkcloud stealer
Link:
https://tria.ge/reports/230717-tdcdlada75/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
DarkCloud
Unpacked files
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/b38775c6-ea38-40a1-b427-001c4516fc2f/
SH256 hash:
a3fa4224ef14f6aa829123e670e0d18094f23c477a71315fbcd14144be0ce164
MD5 hash:
c825d2dd7f11284eb604f9c10d89561a
SHA1 hash:
c2d6257c72eca42df617c585acb73971cb00b09b
Detections:
darkcloudstealer_loader
Create hunting rule
Link:
https://www.unpac.me/results/b38775c6-ea38-40a1-b427-001c4516fc2f/
SH256 hash:
b00a0e531c3d0151e1d8e71a4623917b8de03ea510b3c86a4e1c9b13ae078376
MD5 hash:
f10ad28830dd963479aa88439ec339b2
SHA1 hash:
146a1abc6b0ab6c35a0d5450b3b01598249d45d2
Link:
https://www.unpac.me/results/b38775c6-ea38-40a1-b427-001c4516fc2f/
SH256 hash:
43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556
MD5 hash:
b50c9a7ff94d8d2865299b84f1712890
SHA1 hash:
dd1437cb289ffdacd051cab722b31e972f790c45
Link:
https://www.unpac.me/results/b38775c6-ea38-40a1-b427-001c4516fc2f/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/43b0616d8f71/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/43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556

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_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
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.

Malspam

DarkCloud

zip 5778f12341d4f9b19e85cdaaa52eb0b04d5370fe6a1ef11c03133ac6b2df5810

DarkCloud

Executable exe 43b0616d8f71811739454e94f8a91e47dfd51e0d30a38c7a90f78feb6b177556

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 5778f12341d4f9b19e85cdaaa52eb0b04d5370fe6a1ef11c03133ac6b2df5810
Cape
Cape
https://www.capesandbox.com/analysis/422689/
  
Dropped by
MD5 f7824f67d9af08106ca9f6f02b3328df

Comments