asyncrat | e57ba170e43f703222c0937a91901738da378237607b17ccc23115a70649a846

Analysis

max time kernel
151s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/03/2024, 03:52

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General

Target
d7d09988618b6bff033b08964c505e12.exe
Size 461KB
Sample240320-efjs5aga63
SHA256 e57ba170e43f703222c0937a91901738da378237607b17ccc23115a70649a846
MD5 d7d09988618b6bff033b08964c505e12
SHA1 53d0b44c1412cd001bda92c27d5841f172434131
SHA512 2f776e6fc2ba2643de89781e864d67cb54e31c729e89d32aefa20e3fc6fc29e2ec44ba45a631d9ea22b6e460cc1107df0f2c2e1cb3ecb8faa6b52060332f4a56
SSDEEP 6144:cMOd7+mOV1aIRyrnytL0CUXjzChWnU7NOIep53KBVzcAkpX16UYSSL49:pOJTO3ryLy1hUXfCtOPn3EaAkpX16i
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7A

Botnet

Default

20.69.152.28:7707

Mutex

hzoknxuaybz

Attributes

delay
1
install
false
install_file
svchost.exe
install_folder
%AppData%

aes.plain

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5428 set thread context of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5428	d7d09988618b6bff033b08964c505e12.exe
5428	d7d09988618b6bff033b08964c505e12.exe
5428	d7d09988618b6bff033b08964c505e12.exe
5428	d7d09988618b6bff033b08964c505e12.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5428	d7d09988618b6bff033b08964c505e12.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100
PID 5428 wrote to memory of 5292	5428	d7d09988618b6bff033b08964c505e12.exe	100

C:\Users\Admin\AppData\Local\Temp\d7d09988618b6bff033b08964c505e12.exe
"C:\Users\Admin\AppData\Local\Temp\d7d09988618b6bff033b08964c505e12.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5428
- C:\Users\Admin\AppData\Local\Temp\d7d09988618b6bff033b08964c505e12.exe
  "C:\Users\Admin\AppData\Local\Temp\d7d09988618b6bff033b08964c505e12.exe"
  2⤵
  PID:5292

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3908 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:5196

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/5292-7-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/5292-13-0x0000000005120000-0x0000000005130000-memory.dmp

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memory/5292-12-0x0000000074D00000-0x00000000754B0000-memory.dmp

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memory/5292-11-0x0000000005120000-0x0000000005130000-memory.dmp

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memory/5292-8-0x0000000074D00000-0x00000000754B0000-memory.dmp

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memory/5428-6-0x000000000A550000-0x000000000A55A000-memory.dmp

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memory/5428-0-0x0000000074D00000-0x00000000754B0000-memory.dmp

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memory/5428-5-0x000000000A5E0000-0x000000000A672000-memory.dmp

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memory/5428-4-0x000000000A9D0000-0x000000000AF74000-memory.dmp

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memory/5428-10-0x0000000074D00000-0x00000000754B0000-memory.dmp

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memory/5428-3-0x0000000004D90000-0x0000000004DA0000-memory.dmp

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memory/5428-2-0x0000000004CA0000-0x0000000004CA6000-memory.dmp

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memory/5428-1-0x00000000001F0000-0x000000000026C000-memory.dmp

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