asyncrat | 1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
26-10-2024 01:10

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General

Target

1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71.exe
Size

148KB
MD5

1499fe91f51c2f4018ab8b21d5a7ef3d
SHA1

a2c1cd7c9bba7cc03174c4830025cd3b3185cf32
SHA256

1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71
SHA512

8d3d430b6a1534a72e23d57418151e8fb2dab38722a5ea7447b54e9d4782590dd96c94f1ddf4c64fa1619d9402ebdde17486ce6cf8ca472ac38b6571828dcf92
SSDEEP

3072:6h5oHDwBQ9BskqbeHF7KFXj2JAwroS8VIbRTD7:+UD1WMHF7KhKH5pD7

Score

10^/10

asyncrat default rat upx

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

172.236.29.219:8808

Mutex

7yf6pPj2xIeh

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
Asyncrat family
asyncrat

Async RAT payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2256-4-0x0000000001E70000-0x0000000001E82000-memory.dmp	family_asyncrat

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2256-0-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral1/memory/2256-6-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71.exe

description pid process

Token: SeDebugPrivilege 2256 1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71.exe

description	pid	process
Token: SeDebugPrivilege	2256	1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71.exe

C:\Users\Admin\AppData\Local\Temp\1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71.exe
"C:\Users\Admin\AppData\Local\Temp\1b5a4745d994e662ce897ae63f48f465cce8498c3605119ac9d8979318e43a71.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2256

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab8A86.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarFDC5.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2256-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2256-1-0x00000000004E0000-0x00000000004F3000-memory.dmp

Filesize
76KB

Download
memory/2256-3-0x000007FEF55A3000-0x000007FEF55A4000-memory.dmp

Filesize
4KB

Download
memory/2256-4-0x0000000001E70000-0x0000000001E82000-memory.dmp

Filesize
72KB

Download
memory/2256-5-0x000007FEF55A0000-0x000007FEF5F8C000-memory.dmp

Filesize
9.9MB

Download
memory/2256-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2256-8-0x000007FEF55A0000-0x000007FEF5F8C000-memory.dmp

Filesize
9.9MB

Download
memory/2256-9-0x000007FEF55A3000-0x000007FEF55A4000-memory.dmp

Filesize
4KB

Download
memory/2256-10-0x000007FEF55A0000-0x000007FEF5F8C000-memory.dmp

Filesize
9.9MB

Download
memory/2256-28-0x000007FEF55A0000-0x000007FEF5F8C000-memory.dmp

Filesize
9.9MB

Download