MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b2a22611ce596d764b865d7b005a3a244bc94294ea3a0710ac935a1086fe83b. 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: 11


Intelligence 11 IOCs 1 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7b2a22611ce596d764b865d7b005a3a244bc94294ea3a0710ac935a1086fe83b
SHA3-384 hash: 0d1816333ab361d9cec11ca46ff56663b574d1cc352058787813a1615e8cfc025faafd78946f4175a713b10fb80d488d
SHA1 hash: 40e2cbc340a31d32f4152ebfbd1fb7acdc410c92
MD5 hash: 51a3c7431790c6a75cd2ff2d54955633
humanhash: oxygen-ten-lima-twenty
File name:image003jpg.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:604'672 bytes
First seen:2021-04-08 02:00:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:JRBXzu2iNQa6CNPVwkjvwIrjacqIUgJ9g4qujd020VURg:Vju1ma6C5C6vwIrjacqDgwrkdR0
Threatray 715 similar samples on MalwareBazaar
TLSH 3ED401206359DB51C47A1BFAA527540B03B1F9E87813DF560E18A2C83939B8C4DE9FE3
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
104.206.98.246:11903

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
104.206.98.246:11903 https://threatfox.abuse.ch/ioc/7260/

Intelligence

File Origin
# of uploads :
1
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
image003jpg.exe
Verdict:
Malicious activity
Analysis date:
2021-04-08 02:04:10 UTC
Tags:
trojan rat asyncrat
Link:
https://app.any.run/tasks/4aabb666-c3f9-4ba9-8a88-1ed784edb01d

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/132973/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
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.
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/669413
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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)
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7b2a22611ce596d764b865d7b005a3a244bc94294ea3a0710ac935a1086fe83b/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-04-08 02:01:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
20 of 48 (41.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pmvceyi44wlnozfymxl3abndujclzfbjj2r2a4ikze22ccdp5a5q._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
0436d6f4b359931843bd7138af740f54ce65b9270adc23d70b6105283f4b48be
AsyncRAT
1d39f2f7f9637f6529ecd2e06b5ad41db168e32c33ccb6f00ecd1cadc70300f1
AsyncRAT
5b0ffdd98aa6a53e13e00b7723f9c8085e7b03356c5ec4e77cc88c9779011b74
AsyncRAT
8adeeedad895d174c55f2d43c1985ff77fc533975cfde64f8dfd99782e4c4b9f
AsyncRAT
a4df3907640f596ab2f05793362a19de2cd01b05b20fd142f46cc47dd61c901c
AsyncRAT
d02744b13cf330e20f47b85ed95d62ed634d9423a9b801a5cb2d694147110103
AsyncRAT
f0f7f9f3d293065a8554c6b9e4757bf511dd3577636ca1a075e0afd206250e5e
AsyncRAT
f3de338bdde024a21dc1e987f41930a1b8ff9799adbab67f2345e8e648e81663
AsyncRAT
f9cff9e6050b1536e55014e7eafdc8827fb237e9235ff60265c5d1afaa5d5e6e
AsyncRAT
fba5658815c50ae760c7baf3e1bd1bc7f3f78a7bf71066c4b4502b755b35826c
AsyncRAT
+ 705 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat
Link:
https://tria.ge/reports/210408-t7nnyvxkks/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
104.206.98.246:11903
Unpacked files
SH256 hash:
2685c82609983f44edebf48890bd857670ac231b1567dfbae8b1b932e8bf76f8
MD5 hash:
f91951f7d29b0c35cdf6506ec7feb355
SHA1 hash:
fd32d4cce084247d31d642fb5e90b753084b53d9
Link:
https://www.unpac.me/results/b1c40b3e-9e85-4387-8bb8-450a035af4b3/
SH256 hash:
52fcfee645ae1268669d05369415bec4f6c7772bdc5e2a0395a0b7f1ce5ef905
MD5 hash:
81f32c90749d5a621230aa21eecfdfc6
SHA1 hash:
e0814511a2e42d1c051d2f4829346aa7e3465488
Link:
https://www.unpac.me/results/b1c40b3e-9e85-4387-8bb8-450a035af4b3/
SH256 hash:
778010b41de93e6c30ff45bee271c547ff8f148e65e1184a42fe37242d0abce6
MD5 hash:
bdbe228f2c6a9dcd56aa0dbfc9ccc0b6
SHA1 hash:
88b83ce0d9abba1953699e9e752d177be88c14fc
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/b1c40b3e-9e85-4387-8bb8-450a035af4b3/
SH256 hash:
7b2a22611ce596d764b865d7b005a3a244bc94294ea3a0710ac935a1086fe83b
MD5 hash:
51a3c7431790c6a75cd2ff2d54955633
SHA1 hash:
40e2cbc340a31d32f4152ebfbd1fb7acdc410c92
Link:
https://www.unpac.me/results/b1c40b3e-9e85-4387-8bb8-450a035af4b3/
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/7b2a22611ce596d764b865d7b005a3a244bc94294ea3a0710ac935a1086fe83b

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:asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:Reverse_text_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Reverse text detected
Rule name:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_w0
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

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/132973/

Comments