MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b67987f4571f858b8adbe836b2fb5d56b8bfff6085b4c550c3a64f29423d6aef. 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


AsyncRAT


Vendor detections: 15


Intelligence 15 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b67987f4571f858b8adbe836b2fb5d56b8bfff6085b4c550c3a64f29423d6aef
SHA3-384 hash: 96167e4128274db9421afca7e607fd211d05b17dc3ab44bb13d276e1e04a340cdf28ba27a16e467557e92d96260b36cd
SHA1 hash: 6e9a9ab0926c8b533632e116a9d5a976484376d2
MD5 hash: 690e6ed83cfb00bf873dc15bad70b527
humanhash: wyoming-sodium-eighteen-wolfram
File name:MY RESUME.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:472'064 bytes
First seen:2022-06-01 07:33:51 UTC
Last seen:2022-06-01 08:38:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:c+7WM0iFsTwGb/xozF2frK4F/2lcrSuzw2CPWLfPA/7tiWGSFVsJAP5j44oR:c+SAa59Q34d8ezBCP0X4tV7X3
Threatray 1'262 similar samples on MalwareBazaar
TLSH T171A412202BFC1755DEBF263974B254C803B5668BBB23DF0D9A506C1A3816B01985BBF7
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)
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
80.66.64.134:6161

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
80.66.64.134:6161 https://threatfox.abuse.ch/ioc/644699/

Intelligence

File Origin
# of uploads :
2
# of downloads :
340
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
MY RESUME.exe
Verdict:
Malicious activity
Analysis date:
2022-06-01 08:54:04 UTC
Tags:
trojan rat asyncrat
Link:
https://app.any.run/tasks/7e524d70-5430-4bf2-9df0-82ff57f4716d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/275939/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.61056.5197.20851.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
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
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:
AZORult
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c2cbdf6d-bd39-49fa-a5f0-484b088ad20e
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1004818
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
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)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 637311 Sample: MY RESUME.exe Startdate: 01/06/2022 Architecture: WINDOWS Score: 100 73 Snort IDS alert for network traffic 2->73 75 Malicious sample detected (through community Yara rule) 2->75 77 Yara detected AntiVM3 2->77 79 9 other signatures 2->79 10 MY RESUME.exe 7 2->10         started        14 image.exe 2->14         started        process3 file4 63 C:\Users\user\AppData\...\axWsdIJXWgBBbg.exe, PE32 10->63 dropped 65 C:\...\axWsdIJXWgBBbg.exe:Zone.Identifier, ASCII 10->65 dropped 67 C:\Users\user\AppData\Local\...\tmpC7B8.tmp, XML 10->67 dropped 69 C:\Users\user\AppData\...\MY RESUME.exe.log, ASCII 10->69 dropped 83 Adds a directory exclusion to Windows Defender 10->83 85 Injects a PE file into a foreign processes 10->85 16 MY RESUME.exe 6 10->16         started        19 powershell.exe 25 10->19         started        21 schtasks.exe 1 10->21         started        87 Machine Learning detection for dropped file 14->87 23 powershell.exe 14->23         started        25 schtasks.exe 14->25         started        signatures5 process6 file7 61 C:\Users\user\AppData\Roaming\image.exe, PE32 16->61 dropped 27 cmd.exe 1 16->27         started        29 cmd.exe 1 16->29         started        31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        35 conhost.exe 23->35         started        process8 process9 37 image.exe 27->37         started        40 conhost.exe 27->40         started        42 timeout.exe 27->42         started        44 conhost.exe 29->44         started        46 schtasks.exe 29->46         started        signatures10 81 Adds a directory exclusion to Windows Defender 37->81 48 image.exe 37->48         started        51 powershell.exe 37->51         started        53 schtasks.exe 37->53         started        55 image.exe 37->55         started        process11 dnsIp12 71 80.66.64.134, 49773, 6161 VAD-SRL-AS1MD Russian Federation 48->71 57 conhost.exe 51->57         started        59 conhost.exe 53->59         started        process13
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b67987f4571f858b8adbe836b2fb5d56b8bfff6085b4c550c3a64f29423d6aef/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-01 00:16:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wz4yp5cxd6cyxcw35a3lf625k24l773aqw2mkugduzhssqr5nlxq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
1cd33724c01b65b8d262ba93e03a496927476307c7f69ca092eb930ab5c2d0c4
AsyncRAT
2bc53e296e2ad120138bb2372a18dee5836f907339e568bbad763cfe0ed69885
AsyncRAT
35bf6fd60663e8ffd32a2fabecedda901f47389c28e7410245c8bb314c3e271e
AsyncRAT
441c12b87bca3daf36a571d93fa052b1cb47d9f6b1f80ef22ead84a1961ec66d
AsyncRAT
b67987f4571f858b8adbe836b2fb5d56b8bfff6085b4c550c3a64f29423d6aef
AsyncRAT
e85c0e22a6d2f22dda7deec728331887b4846f007eb7ab49d76137551ba81cf3
AsyncRAT
+ 1'252 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default rat suricata
Link:
https://tria.ge/reports/220601-jd51ssfce7/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Async RAT payload
AsyncRat
suricata: ET MALWARE Generic AsyncRAT Style SSL Cert
suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)
Malware Config
C2 Extraction:
80.66.64.134:6161
Unpacked files
SH256 hash:
9095fc0f7881fd9b35b8c228bf49a042784f936b3bee97e511088e60663274c6
MD5 hash:
79168f12353a916d29654beb9e802c1c
SHA1 hash:
c17057ab2310d361dd6905249f4345be78506540
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/a89ae624-866f-4d93-9f4a-6e6fca23b389/
SH256 hash:
b777a5486f8ebaa2a619f887609ac599f73781e5fd69de16e9bdaa6e6e0ba6ec
MD5 hash:
64e7f3ce96a69e6b96c8a593c33a4c6e
SHA1 hash:
90faa3aa61077c0e06e31a4c99ba94e2f7c445f3
Link:
https://www.unpac.me/results/a89ae624-866f-4d93-9f4a-6e6fca23b389/
SH256 hash:
1d0d319d79f644aaa14d9ce77ddfb353464ae4bf0e0109e310c273703a06e7bf
MD5 hash:
8e5807e020d0f63daded397adb615916
SHA1 hash:
4d857b535b828be4eb8a3781d14dc2ef0a1c4d7e
Link:
https://www.unpac.me/results/a89ae624-866f-4d93-9f4a-6e6fca23b389/
SH256 hash:
879c29560b21be7d9b69ca27ca4756df86e080fa3e34cb191aad5cb1e5f05504
MD5 hash:
30b6a54a992eae921a2eb8c5ea130911
SHA1 hash:
1c83f0319bffe007077c6656418c9b7344d5affe
Link:
https://www.unpac.me/results/a89ae624-866f-4d93-9f4a-6e6fca23b389/
SH256 hash:
b67987f4571f858b8adbe836b2fb5d56b8bfff6085b4c550c3a64f29423d6aef
MD5 hash:
690e6ed83cfb00bf873dc15bad70b527
SHA1 hash:
6e9a9ab0926c8b533632e116a9d5a976484376d2
Link:
https://www.unpac.me/results/a89ae624-866f-4d93-9f4a-6e6fca23b389/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b67987f4571f858b8adbe836b2fb5d56b8bfff6085b4c550c3a64f29423d6aef

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.

Cape
Cape
https://www.capesandbox.com/analysis/275939/

Comments