asyncrat | 7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91

General

Target

7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe
Size

74KB
MD5

c68b658d7ad2d719d3eb54079f401944
SHA1

11308eb4ac8c2ae86249bc56e8a65368fe364be1
SHA256

7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91
SHA512

859679e490591b24549171780515a44bacaa7ad4beb59f6c3a7e65ba13ed57e4144542245b6073058ec35ae69a948c1e934e18fc6ae6cf550fa46a9ce09741f5
SSDEEP

1536:WUrQcxHCapCtGPMVCe9VdQuDI6H1bf/EigBQzciLVclN:WUMcxHCoeGPMVCe9VdQsH1bfPIQzBY

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

79.137.199.150:4449

Mutex

srgopqzzquchkyq

Attributes

delay
1
install
true
install_file
jkfghdhfd.exe
install_folder
%Temp%

aes.plain

Signatures

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

Async RAT payload 1 IoCs

rat

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\jkfghdhfd.exe	family_asyncrat

Executes dropped EXE 1 IoCs

Processes:

jkfghdhfd.exe

pid process

2652 jkfghdhfd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2428 timeout.exe
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

2840 schtasks.exe

pid	process
2652	jkfghdhfd.exe

pid	process
2428	timeout.exe

pid	process
2840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exejkfghdhfd.exe

pid	process
2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe
2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe
2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe
2652	jkfghdhfd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exejkfghdhfd.exe

description	pid	process
Token: SeDebugPrivilege	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe
Token: SeDebugPrivilege	2652	jkfghdhfd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

jkfghdhfd.exe

pid process

2652 jkfghdhfd.exe

pid	process
2652	jkfghdhfd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.execmd.execmd.exe

description	pid	process	target process
PID 2280 wrote to memory of 2984	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe	cmd.exe
PID 2280 wrote to memory of 2984	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe	cmd.exe
PID 2280 wrote to memory of 2984	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe	cmd.exe
PID 2280 wrote to memory of 1780	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe	cmd.exe
PID 2280 wrote to memory of 1780	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe	cmd.exe
PID 2280 wrote to memory of 1780	2280	7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe	cmd.exe
PID 1780 wrote to memory of 2428	1780	cmd.exe	timeout.exe
PID 1780 wrote to memory of 2428	1780	cmd.exe	timeout.exe
PID 1780 wrote to memory of 2428	1780	cmd.exe	timeout.exe
PID 2984 wrote to memory of 2840	2984	cmd.exe	schtasks.exe
PID 2984 wrote to memory of 2840	2984	cmd.exe	schtasks.exe
PID 2984 wrote to memory of 2840	2984	cmd.exe	schtasks.exe
PID 1780 wrote to memory of 2652	1780	cmd.exe	jkfghdhfd.exe
PID 1780 wrote to memory of 2652	1780	cmd.exe	jkfghdhfd.exe
PID 1780 wrote to memory of 2652	1780	cmd.exe	jkfghdhfd.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe
"C:\Users\Admin\AppData\Local\Temp\7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2280

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "jkfghdhfd" /tr '"C:\Users\Admin\AppData\Local\Temp\jkfghdhfd.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2984

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "jkfghdhfd" /tr '"C:\Users\Admin\AppData\Local\Temp\jkfghdhfd.exe"'
3⤵
- Scheduled Task/Job: Scheduled Task
PID:2840

C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpB2CB.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:2428

C:\Users\Admin\AppData\Local\Temp\jkfghdhfd.exe
"C:\Users\Admin\AppData\Local\Temp\jkfghdhfd.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
74KB

MD5
c68b658d7ad2d719d3eb54079f401944

SHA1
11308eb4ac8c2ae86249bc56e8a65368fe364be1

SHA256
7648ce1a32114a9bc3aec7db4d7b1638a4792b22f3ecaeee6feafbc94e500e91

SHA512
859679e490591b24549171780515a44bacaa7ad4beb59f6c3a7e65ba13ed57e4144542245b6073058ec35ae69a948c1e934e18fc6ae6cf550fa46a9ce09741f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB2CB.tmp.bat

Filesize
156B

MD5
d20ff7b3256d8853e3960d4d1a28296d

SHA1
e730e7744dc1b37bfdcdcd0b683697aae5e3499b

SHA256
b0dbf6bfeadc735e93d039a8e19106b4768eebd7035830072e65b6523b1afe29

SHA512
1618d2588287711e2f714549417f3329af1a4f8a81b817697406368477c1d6fecbed27ebaf42eaa6a43a7dc869b0cbd3234d4e896dd1d6cf58f011e5116c2510

Download Submit
C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf

Filesize
8B

MD5
cf759e4c5f14fe3eec41b87ed756cea8

SHA1
c27c796bb3c2fac929359563676f4ba1ffada1f5

SHA256
c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

SHA512
c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

Download Submit
memory/2280-0-0x000007FEF59F3000-0x000007FEF59F4000-memory.dmp

Filesize
4KB

Download
memory/2280-1-0x0000000000040000-0x0000000000058000-memory.dmp

Filesize
96KB

Download
memory/2280-3-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

Filesize
9.9MB

Download
memory/2280-13-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

Filesize
9.9MB

Download
memory/2280-14-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

Filesize
9.9MB

Download
memory/2652-18-0x0000000000350000-0x0000000000368000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads