MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf1bd7d13b353fcfcfac7fb3735575afb0a20eb6a5a3fd3b25ee95e91bcedd3d. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf1bd7d13b353fcfcfac7fb3735575afb0a20eb6a5a3fd3b25ee95e91bcedd3d
SHA3-384 hash: 287a05f1ae29b3c550a503260471bd936c532747087686dddbcf0919f885b68c08eb931caebf6da03b9e52ea3d984ff4
SHA1 hash: 79e03291d6a547f9025306a828974f52970fa866
MD5 hash: c81aec33552232518af1f1f9333b802d
humanhash: helium-georgia-jig-mango
File name:eSummary_EFT_May2023.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:619'008 bytes
First seen:2023-05-24 21:00:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:KvV+s1bSQT6tjjdB4bMTuxklNXWAFzCmPugQV8pSrmlEm/z1tUOSm:Ktx4uCGg+6x1X
Threatray 127 similar samples on MalwareBazaar
TLSH T15CD46A5633B57611F87D73FD01196388CB39B04A2022E22A1F9679D546E37EB770A2D3
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter ULTRAFRAUD
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
298
Origin country :
AT AT
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
eSummary_EFT_May2023.exe
Verdict:
Malicious activity
Analysis date:
2023-05-24 21:02:37 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/4285849e-ea85-483f-8466-32fe06e24961

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/391336/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILMamut.10774.26852.25144.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/646e7b0f9621774aa98ecc8b/reports/423505c6-633b-43d5-895a-ef5cedcc4951/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILMamut
Link:
https://www.hybrid-analysis.com/sample/bf1bd7d13b353fcfcfac7fb3735575afb0a20eb6a5a3fd3b25ee95e91bcedd3d
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fea37c10-f581-4026-a613-138c1d6d7a1f
Result
Threat name:
AsyncRAT, VenomRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1241998
Signature
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AsyncRAT
Yara detected VenomRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf1bd7d13b353fcfcfac7fb3735575afb0a20eb6a5a3fd3b25ee95e91bcedd3d/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2023-05-24 21:01:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x4n5puj3gu747t5mp6zxgvlvv6ykedvwuwr72ozf52k6sg6o3u6q._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
Similar samples:
03c2c605e315b7589bd9f386579027ad31d4014d5dc3d48ca9a446a5e53a3afc
AsyncRAT
26969921baa34c10f19e16987def5c7c640214907867e51ebdd2fcfddc5b684b
AsyncRAT
320c4584c3d392006ef443e5743123a45909fbae309c7561ced8fac11e11e5d3
AsyncRAT
3e924b372c019c41e9995a276ce5c1b1487d14ceb9fbc8d606a09a83df5989b8
AsyncRAT
3eb22db295cea1562fb2f1a04c23a702cb254ce8b1ba1f54f1ebe8e6d1f3fe49
AsyncRAT
6371e6f808e46f98c8d2e98d1a81203dc6ec3aa755ee5e61bee436bcfdb92cbd
AsyncRAT
76e99b721f51b1f6c0f4578362c0cd3088338b1c4ea42a32380b558c908eb31c
AsyncRAT
a357b85560b1159abbca744e8226315663cfa2d3778046eaedfe82dc293446e5
AsyncRAT
b8f93ed64ae3d45de335e197bd70e9262b9921a7beb6d95e27dc5362007004df
AsyncRAT
e523dd1e51303c2be9fe5cccef1960524a5b6de9bb2aeab9e4e4cfc94c86db32
AsyncRAT
+ 117 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default rat
Link:
https://tria.ge/reports/230524-ztv4jaeh66/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
91.134.187.20:4449
Unpacked files
SH256 hash:
4c7ce432433fc3a8b0a33d558e0041d3f1c222224c5e61f33104d990a534c7a4
MD5 hash:
e8d756b4e2de5a67446e0b1b80e1bb99
SHA1 hash:
b664448f87ac044a16706d35e5d76538ba79508a
Link:
https://www.unpac.me/results/2079c0d8-e8d8-4e2d-a8f3-d0b8745dc4bf/
SH256 hash:
16c255190eaaf1b60ec7d07abcac5f614ea197cee2416ca9d01bb563c526c87d
MD5 hash:
fb4ed205b442f470bbf10913128efdcb
SHA1 hash:
9a0a4c5ae429769e3253a9a3daefa24270b87a5b
Link:
https://www.unpac.me/results/2079c0d8-e8d8-4e2d-a8f3-d0b8745dc4bf/
Parent samples :
ee57b6fa1e5a3c5ef776b79f32820327bcb3fe1974eeddf65c0eb56131193397
de8c7c543f438af1e7e78096f6873268e9b1a12745edf9c88db07e136163399e
SH256 hash:
31b4357a9b72812d47954f8a72d548663f51ba08546b97f927a319df6e32b7a7
MD5 hash:
8ba7da1151e00798dfbc6a44045cc3cb
SHA1 hash:
5d672bc31e0b37f58db114d17b8176af3d364294
Link:
https://www.unpac.me/results/2079c0d8-e8d8-4e2d-a8f3-d0b8745dc4bf/
SH256 hash:
d481b4e655b6d72da04145c89a731129456c503d48face9531d5200e5cbc2ea4
MD5 hash:
f3e1d4dfa9399d8938bace5fa1c175e3
SHA1 hash:
10575478b9899b4b2e2d714b9488da55667cf2d6
Link:
https://www.unpac.me/results/2079c0d8-e8d8-4e2d-a8f3-d0b8745dc4bf/
SH256 hash:
b461ad3f06937e0b20f48623a2f4db7316cc8590a7c44ddc5a79348eb4030433
MD5 hash:
267cc50608bd7dd3002f14deadc3425f
SHA1 hash:
02fc8d7b2b6d881fab85547ebc10082fc188c0e7
Detections:
VenomRat
Create hunting rule
Link:
https://www.unpac.me/results/2079c0d8-e8d8-4e2d-a8f3-d0b8745dc4bf/
SH256 hash:
bf1bd7d13b353fcfcfac7fb3735575afb0a20eb6a5a3fd3b25ee95e91bcedd3d
MD5 hash:
c81aec33552232518af1f1f9333b802d
SHA1 hash:
79e03291d6a547f9025306a828974f52970fa866
Link:
https://www.unpac.me/results/2079c0d8-e8d8-4e2d-a8f3-d0b8745dc4bf/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bf1bd7d13b35/report/overview.html
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/bf1bd7d13b353fcfcfac7fb3735575afb0a20eb6a5a3fd3b25ee95e91bcedd3d

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/391336/

Comments