MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 09efee85429307685cf66332c1a84ac0e2669823b748b23296e7dcd1676a74af. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 09efee85429307685cf66332c1a84ac0e2669823b748b23296e7dcd1676a74af
SHA3-384 hash: 384a7cf72113072d825bccb4460a824f94d8df6be8748d99a597d8c57e7f703a79fad18466c7956b29ed0fd07139e8c4
SHA1 hash: def858b32ceddd408dd2e2dea3ff3f4c31c48f2d
MD5 hash: b97f8a7868e56fd3675628f36a32be31
humanhash: diet-blue-equal-oxygen
File name:Halkbank_Ekstre_20221004_08.pdf (2).exe
Download: download sample
Signature DarkCloud
Create hunting rule
File size:1'171'456 bytes
First seen:2022-10-05 10:22:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 24576:kTxq7F30qCeXFIMtxupLG9faloZBcSBZ14ve:kTx8h03e+MbupLG9fqo5B/4
Threatray 1'998 similar samples on MalwareBazaar
TLSH T1CD45CF2522A1A64FC4079635CDD1DFF0AF946DB6932AC2038BEB7D6FF50E4A79B10091
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:DarkCloud exe geo Halkbank TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
229
Origin country :
n/a
Vendor Threat Intelligence
Detection:
A310Logger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/316828/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
packed
Link:
https://www.filescan.io/uploads/633d5b07c9e2f3435432d04a/reports/ab2fcb18-6aae-491b-95bc-e2e08ee89f86/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.
Malware family:
Quasar RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3cd6b1f5-dfa1-4dfa-a3e5-59aeb805c5b1
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1084023
Signature
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the user root directory
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Writes or reads registry keys via WMI
Yara detected AntiVM3
Yara detected DarkCloud
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 716580 Sample: Halkbank_Ekstre_20221004_08... Startdate: 05/10/2022 Architecture: WINDOWS Score: 100 44 Malicious sample detected (through community Yara rule) 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Sigma detected: Scheduled temp file as task from temp location 2->48 50 14 other signatures 2->50 7 tRRFAPoWoSUXh.exe 5 2->7         started        10 Halkbank_Ekstre_20221004_08.pdf (2).exe 7 2->10         started        process3 file4 52 Antivirus detection for dropped file 7->52 54 Multi AV Scanner detection for dropped file 7->54 56 Machine Learning detection for dropped file 7->56 58 Writes or reads registry keys via WMI 7->58 13 tRRFAPoWoSUXh.exe 11 7->13         started        17 schtasks.exe 1 7->17         started        34 C:\Users\user\AppData\...\tRRFAPoWoSUXh.exe, PE32 10->34 dropped 36 C:\...\tRRFAPoWoSUXh.exe:Zone.Identifier, ASCII 10->36 dropped 38 C:\Users\user\AppData\Local\...\tmp2102.tmp, XML 10->38 dropped 40 Halkbank_Ekstre_20..._08.pdf (2).exe.log, ASCII 10->40 dropped 60 Adds a directory exclusion to Windows Defender 10->60 62 Injects a PE file into a foreign processes 10->62 19 Halkbank_Ekstre_20221004_08.pdf (2).exe 16 10->19         started        22 powershell.exe 21 10->22         started        24 schtasks.exe 1 10->24         started        signatures5 process6 dnsIp7 64 Tries to harvest and steal browser information (history, passwords, etc) 13->64 26 conhost.exe 17->26         started        42 api.telegram.org 149.154.167.220, 443, 49700, 49702 TELEGRAMRU United Kingdom 19->42 32 C:\Users\Public\vbsqlite3.dll, PE32 19->32 dropped 28 conhost.exe 22->28         started        30 conhost.exe 24->30         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/09efee85429307685cf66332c1a84ac0e2669823b748b23296e7dcd1676a74af/
Threat name:
ByteCode-MSIL.Trojan.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2022-10-05 09:05:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bhx65bkcsmdwqxhwmmzmdkckydrgngbdw5elemuw47oncz3kosxq._file
Verdict:
malicious
Similar samples:
0514ab522ec1de0af5ff4f0026c2ca19f740c5797d3d561dcf63095709b2015f
DarkCloud
065d1d90dd9b22bb5a01dcce012898ab29cdb756e4c4c119f3cb8ff83d07613f
DarkCloud
1aebe5d59997e78b81ad714be8dfd697665381018041c62a40a55f0ce215ea35
DarkCloud
28be1b525319b02993d31a3d45330e8924f40b4ebeb8696a89bcd3333bea26d5
DarkCloud
5496c892434815b96f2e87625ea81ee5fd67af10a3416f84d1cf74da03d23b02
DarkCloud
55c9999640440b6cc08e607397893601551fe37b32452b5c058178a24e07821f
DarkCloud
9079a00cf539b8f9adfa046a9cf1f7c1c80fb370fb89d0a27f0fac1b0646c4c3
DarkCloud
939449a87190abf31d57482abe60fe159bd807abf7716daae0f0b3e217dba0d1
DarkCloud
a99663b6e94ee6ba2141d928d80362afcb4d28b6f7a1b6ab1615d888764aaaef
DarkCloud
da95d395b0b5e06e55941596614a1ecab0ce2a999b3330fc780809f194da9ac9
DarkCloud
+ 1'988 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/221005-mesnmsecar/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/af1ca735-eca0-456e-bf0c-3dd536efa650
Unpacked files
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
SH256 hash:
5fbdcb76c77563ed3d729fdca3396169c54443253001cf9b1b6b75a0f75cdcb4
MD5 hash:
629c31e71cfa6aab7a62bef45298816c
SHA1 hash:
932da9270d08d3b97ad1fb75e3d3180481f91096
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
SH256 hash:
b1167c1b8f36775da68db78fdc75549d8abb03d1ae3c394b80c75ac70bfce918
MD5 hash:
36896a236827ce73470cd2a1677b2cbd
SHA1 hash:
6b7d081cb526f1a4e256295942038fb99eaa1ccf
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
SH256 hash:
9fe3046869128b6309bc2c8deffb7d19b2faca8ef5f42ec14971e242ef36ef0d
MD5 hash:
c95f09eeaf3cdf079a4672640694db46
SHA1 hash:
4c19173437081a5f2468a3555cf8ba3fec41b378
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
SH256 hash:
c58cafe57c72b218a105ec6abad963b4a4be6b1a074b47d747853853bce427dd
MD5 hash:
48fbd538acadabfdad98c4a7e6aa3fc8
SHA1 hash:
1f97ef1de7e7eb1033ab41cac784c95685a7b92a
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
SH256 hash:
edadc813f4440ada276da601d8f31780e5e138b8ee392e3f49a509322a1fb51e
MD5 hash:
574597554c69083c1af2b742a97a92b6
SHA1 hash:
043eea660b8650c5a0042f842fd8db3516d37a2c
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
SH256 hash:
09efee85429307685cf66332c1a84ac0e2669823b748b23296e7dcd1676a74af
MD5 hash:
b97f8a7868e56fd3675628f36a32be31
SHA1 hash:
def858b32ceddd408dd2e2dea3ff3f4c31c48f2d
Link:
https://www.unpac.me/results/1e4bce0d-c9a6-4e8d-89a4-5a887e45eece/
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/09efee85429307685cf66332c1a84ac0e2669823b748b23296e7dcd1676a74af

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: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.

Malspam

DarkCloud

Executable exe 09efee85429307685cf66332c1a84ac0e2669823b748b23296e7dcd1676a74af

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/316828/

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