asyncrat | afe70b3c28c52a2f90f0bfca93e335008cf06eb1c14d1b161ebf25754c6c81ac

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 17:32

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General

Target

xrp.exe
Size

136KB
MD5

0d08e05884330a38020985c58e14e3af
SHA1

40703991414f435a13d1da2879edeba05e2a6f4a
SHA256

afe70b3c28c52a2f90f0bfca93e335008cf06eb1c14d1b161ebf25754c6c81ac
SHA512

b7ac3707a6e7a6152c0694f1b5e44ac45522ebf94720664e91b4a66f4bcafa918d88f2ba3d233acfdd2466652dc6a3d85f980621a254165760705ea4b7d42c14
SSDEEP

1536:tGAUgKrkSIWXgB7DIHYSf6GpcEApEXJjh0Nq9tAIGpdnJWZjN52QR0+GoxhoMyn6:tGAUBgSdG7e305mxrSk

Score

10^/10

asyncrat venomrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

v1.2.0

Botnet

Default

192.252.186.220:56003

192.252.186.220:3534

192.252.186.220:43985

Mutex

igsnloedblkziu

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

VenomRAT 2 IoCs

Detects VenomRAT.

rat

Processes:

resource	yara_rule
behavioral2/files/0x000a000000023b6d-3.dat	VenomRAT
behavioral2/memory/2692-6-0x000001942AD50000-0x000001942AD62000-memory.dmp	VenomRAT

Venomrat family
venomrat

Async RAT payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/files/0x000a000000023b6d-3.dat	family_asyncrat

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

Processes:

fzjucTNr.exe

pid	Process
2692	fzjucTNr.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

fzjucTNr.exe

pid	Process
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe
2692	fzjucTNr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fzjucTNr.exe

description	pid	Process
Token: SeDebugPrivilege	2692	fzjucTNr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

fzjucTNr.exe

pid	Process
2692	fzjucTNr.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

xrp.execmd.exe

description	pid	Process	procid_target
PID 3084 wrote to memory of 3748	3084	xrp.exe	83
PID 3084 wrote to memory of 3748	3084	xrp.exe	83
PID 3748 wrote to memory of 2692	3748	cmd.exe	84
PID 3748 wrote to memory of 2692	3748	cmd.exe	84

C:\Users\Admin\AppData\Local\Temp\xrp.exe
"C:\Users\Admin\AppData\Local\Temp\xrp.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3084
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c "C:\Users\Admin\AppData\Local\Temp\fzjucTNr.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3748
- - C:\Users\Admin\AppData\Local\Temp\fzjucTNr.exe
    C:\Users\Admin\AppData\Local\Temp\fzjucTNr.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\fzjucTNr.exe

Filesize
52KB

MD5
35695e3e84bea9d461d87b83c42f8ce3

SHA1
8d61c1ad4dd589b41143d14d93f4dfb616ac5615

SHA256
b01178b9fc87e833b71816c1cd6c7a8f8ac8af57e8016737de15b0286d818191

SHA512
031bc997c18570f780b5ef7145b4f44baf6765e3578672d0eef7fe481ad6f5bccac54703e714fccc56955173341d51514289a796841e3dbf795b2fc797ec3b44

Download Submit
memory/2692-5-0x00007FFC7EB33000-0x00007FFC7EB35000-memory.dmp

Filesize
8KB

Download
memory/2692-6-0x000001942AD50000-0x000001942AD62000-memory.dmp

Filesize
72KB

Download
memory/2692-8-0x00007FFC7EB30000-0x00007FFC7F5F1000-memory.dmp

Filesize
10.8MB

Download
memory/2692-12-0x00007FFC7EB30000-0x00007FFC7F5F1000-memory.dmp

Filesize
10.8MB

Download
memory/2692-13-0x00007FFC7EB30000-0x00007FFC7F5F1000-memory.dmp

Filesize
10.8MB

Download
memory/2692-14-0x00007FFC7EB33000-0x00007FFC7EB35000-memory.dmp

Filesize
8KB

Download
memory/2692-16-0x00007FFC7EB30000-0x00007FFC7F5F1000-memory.dmp

Filesize
10.8MB

Download
memory/2692-17-0x00007FFC7EB30000-0x00007FFC7F5F1000-memory.dmp

Filesize
10.8MB

Download
memory/3084-15-0x00007FF6C77B0000-0x00007FF6C77D5000-memory.dmp

Filesize
148KB

Download