asyncrat | 49d69c50a7bfb5f2ae1b5c61af6c0ef870f08143a5548cb187e92461126c4147

General

Target

be96aa77ab7f76401001197bdb7d3e50.exe
Size

950KB
MD5

be96aa77ab7f76401001197bdb7d3e50
SHA1

1ef001ed0dfb0b2ca4b14775db3a9176cc4f9937
SHA256

49d69c50a7bfb5f2ae1b5c61af6c0ef870f08143a5548cb187e92461126c4147
SHA512

7ad1a3b65b13c2c708a568c7c2de91fc6960d80f7e7b77e26b4429a9c17e31baecdf0fe6d23a325cd7b2c4a613dbef3d7348409f8aba23ff6eeb7ddecc8a91eb

Score

10^/10

asyncrat default agilenet rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

202.55.133.118:5200

Mutex

DcRatMutex_qwqdanchun

Attributes

anti_vm
false
bsod
false
delay
1
install
false
install_folder
%AppData%
pastebin_config
null

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
rat asyncrat

Async RAT payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2868-130-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral2/memory/2868-131-0x000000000040CB8E-mapping.dmp	asyncrat

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

2868 InstallUtil.exe

pid	process
2868	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 2 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/2460-124-0x0000000006090000-0x00000000060B1000-memory.dmp	agile_net
behavioral2/memory/2460-127-0x0000000004E20000-0x000000000531E000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

Processes:

be96aa77ab7f76401001197bdb7d3e50.exe

description pid process target process

PID 2460 set thread context of 2868 2460 be96aa77ab7f76401001197bdb7d3e50.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

be96aa77ab7f76401001197bdb7d3e50.exe

pid process

2460 be96aa77ab7f76401001197bdb7d3e50.exe
2460 be96aa77ab7f76401001197bdb7d3e50.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

be96aa77ab7f76401001197bdb7d3e50.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 2460 be96aa77ab7f76401001197bdb7d3e50.exe
Token: SeDebugPrivilege 2868 InstallUtil.exe

description	pid	process	target process
PID 2460 set thread context of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe

pid	process
2460	be96aa77ab7f76401001197bdb7d3e50.exe
2460	be96aa77ab7f76401001197bdb7d3e50.exe

description	pid	process
Token: SeDebugPrivilege	2460	be96aa77ab7f76401001197bdb7d3e50.exe
Token: SeDebugPrivilege	2868	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

be96aa77ab7f76401001197bdb7d3e50.exe

description	pid	process	target process
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe
PID 2460 wrote to memory of 2868	2460	be96aa77ab7f76401001197bdb7d3e50.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\be96aa77ab7f76401001197bdb7d3e50.exe
"C:\Users\Admin\AppData\Local\Temp\be96aa77ab7f76401001197bdb7d3e50.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2460

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2868

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/2460-123-0x0000000004E20000-0x000000000531E000-memory.dmp

Filesize
5.0MB

Download
memory/2460-128-0x0000000006BD0000-0x0000000006BDB000-memory.dmp

Filesize
44KB

Download
memory/2460-118-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download
memory/2460-124-0x0000000006090000-0x00000000060B1000-memory.dmp

Filesize
132KB

Download
memory/2460-125-0x0000000006140000-0x0000000006141000-memory.dmp

Filesize
4KB

Download
memory/2460-126-0x0000000006100000-0x0000000006101000-memory.dmp

Filesize
4KB

Download
memory/2460-127-0x0000000004E20000-0x000000000531E000-memory.dmp

Filesize
5.0MB

Download
memory/2460-122-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/2460-129-0x00000000091B0000-0x00000000091B1000-memory.dmp

Filesize
4KB

Download
memory/2460-120-0x0000000005320000-0x0000000005321000-memory.dmp

Filesize
4KB

Download
memory/2460-121-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/2868-131-0x000000000040CB8E-mapping.dmp

Download
memory/2868-130-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2868-136-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads