asyncrat | e96272b73c791ba1159f7752818277eef009b0eb5945bf8405536b4ee399042b

Analysis

max time kernel
66s
max time network
143s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06-06-2023 14:30

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General

Target

gpiQaD7JJyHJILw.exe
Size

629KB
MD5

9ffc9a9e7bbfa15fa3fb73631d4ed9ef
SHA1

247c625f835a1e8a98fe40dbfbc72546d45cb205
SHA256

70eaca68c13178818bb56a31bfc2ce4395a14e198a78cc1caf991480e19ea939
SHA512

0fb6ca18528f7478e48d37c4a538764a046380495b9d8218b3f44a792f074f8139df41194a7f7653ab87cef70f910854f14618d187ce237fc936b716eae391a7
SSDEEP

12288:HKZ2B0xTGlxNqvNu2hZ+nUEsn96fTxkeRAPP1Xe2hIM/h6Nw/YPBwANFHcsy:HiLaVUH9990TxLK8M/8K4hN5jy

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

95.214.27.44:6606

95.214.27.44:7707

95.214.27.44:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

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

Async RAT payload 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/268-63-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/268-64-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/268-66-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/268-68-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/268-70-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/268-71-0x0000000004FC0000-0x0000000005000000-memory.dmp	asyncrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

gpiQaD7JJyHJILw.exe

description pid process target process

PID 1764 set thread context of 268 1764 gpiQaD7JJyHJILw.exe gpiQaD7JJyHJILw.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

gpiQaD7JJyHJILw.exe

description pid process

Token: SeDebugPrivilege 268 gpiQaD7JJyHJILw.exe

description	pid	process	target process
PID 1764 set thread context of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe

description	pid	process
Token: SeDebugPrivilege	268	gpiQaD7JJyHJILw.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

gpiQaD7JJyHJILw.exe

description	pid	process	target process
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe
PID 1764 wrote to memory of 268	1764	gpiQaD7JJyHJILw.exe	gpiQaD7JJyHJILw.exe

C:\Users\Admin\AppData\Local\Temp\gpiQaD7JJyHJILw.exe
"C:\Users\Admin\AppData\Local\Temp\gpiQaD7JJyHJILw.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1764

C:\Users\Admin\AppData\Local\Temp\gpiQaD7JJyHJILw.exe
"C:\Users\Admin\AppData\Local\Temp\gpiQaD7JJyHJILw.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:268

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/268-66-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-61-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-89-0x0000000004FC0000-0x0000000005000000-memory.dmp

Filesize
256KB

Download
memory/268-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-71-0x0000000004FC0000-0x0000000005000000-memory.dmp

Filesize
256KB

Download
memory/268-70-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-64-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-68-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/268-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1764-59-0x0000000004940000-0x000000000498E000-memory.dmp

Filesize
312KB

Download
memory/1764-58-0x00000000005B0000-0x00000000005BA000-memory.dmp

Filesize
40KB

Download
memory/1764-54-0x00000000010E0000-0x0000000001184000-memory.dmp

Filesize
656KB

Download
memory/1764-56-0x0000000000480000-0x0000000000494000-memory.dmp

Filesize
80KB

Download
memory/1764-60-0x0000000000DD0000-0x0000000000DE4000-memory.dmp

Filesize
80KB

Download
memory/1764-55-0x0000000001080000-0x00000000010C0000-memory.dmp

Filesize
256KB

Download
memory/1764-57-0x0000000001080000-0x00000000010C0000-memory.dmp

Filesize
256KB

Download