asyncrat | 5d35be6140189e0ecf1e3b45117184a8eed402055aff5bb6eafa84b7540ea930

Analysis

max time kernel
138s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
25/05/2024, 09:07

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General

Target
01 PROCESO JUDICIAL EN SU CONTRA/01 PROCESO JUDICIAL.exe
Size 2.3MB
Sample240525-k3jpjacf55
SHA256 26a24d3b0206c6808615c7049859c2fe62c4dcd87e7858be40ae8112b0482616
MD5 5d52ef45b6e5bf144307a84c2af1581b
SHA1 414a899ec327d4a9daa53983544245b209f25142
SHA512 458f47c1e4ccf41edaacc57abb663ee77ca098fffc596fad941bbdea67653aeabc79b34d607078b9ee5adb45614e26f5c28a09e8faf9532081fdd5dec9ac3c48
SSDEEP 49152:DzO+g39FbI0eQf/Z3CarWedoYAmXviDTMtT2wkqN5K:DzO19Fnf/hdoYAm9ZkqN5K
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

Default

briana2024.kozow.com:5050

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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 2028	1700	01 PROCESO JUDICIAL.exe	28
PID 2028 set thread context of 2100	2028	cmd.exe	30

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\BMObeaconv1.job	cmd.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1700	01 PROCESO JUDICIAL.exe
1700	01 PROCESO JUDICIAL.exe
2028	cmd.exe
2028	cmd.exe
2100	MSBuild.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1700	01 PROCESO JUDICIAL.exe
2028	cmd.exe
2028	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2100	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2028	1700	01 PROCESO JUDICIAL.exe	28
PID 1700 wrote to memory of 2028	1700	01 PROCESO JUDICIAL.exe	28
PID 1700 wrote to memory of 2028	1700	01 PROCESO JUDICIAL.exe	28
PID 1700 wrote to memory of 2028	1700	01 PROCESO JUDICIAL.exe	28
PID 1700 wrote to memory of 2028	1700	01 PROCESO JUDICIAL.exe	28
PID 2028 wrote to memory of 2100	2028	cmd.exe	30
PID 2028 wrote to memory of 2100	2028	cmd.exe	30
PID 2028 wrote to memory of 2100	2028	cmd.exe	30
PID 2028 wrote to memory of 2100	2028	cmd.exe	30
PID 2028 wrote to memory of 2100	2028	cmd.exe	30
PID 2028 wrote to memory of 2100	2028	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\01 PROCESO JUDICIAL EN SU CONTRA\01 PROCESO JUDICIAL.exe
"C:\Users\Admin\AppData\Local\Temp\01 PROCESO JUDICIAL EN SU CONTRA\01 PROCESO JUDICIAL.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

9f49ae10

Path C:\Users\Admin\AppData\Local\Temp\9f49ae10
Size 777KB
SHA256 387a9711b1f41d9706de949de582bca558113e073468698af77feda33debdc5c
MD5 aa411b780890caf646f8455833925fc0
SHA1 3689daf4d345048c02dd1ab69cb2223df904bdaf
SHA512 9781176d53cf06c52acc6c396e02daae1d46585f160f6d486bb852679e2c57eddaff797179e83112471c094ca7887b1657c0bdf832b42e29c501b1e639a7e39a
SSDEEP 24576:aovN940StKVJjOo583WehYI0LVfawE4gFazYZAzlZB:nNa0AKVJq24h12vgFjZAzp
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1700-15-0x0000000050000000-0x0000000050116000-memory.dmp

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memory/1700-18-0x0000000050120000-0x000000005030D000-memory.dmp

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memory/1700-11-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/1700-12-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/1700-14-0x0000000000400000-0x0000000000698000-memory.dmp

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memory/1700-20-0x0000000050310000-0x0000000050349000-memory.dmp

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memory/1700-1-0x00000000775A0000-0x0000000077749000-memory.dmp

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memory/1700-19-0x0000000057800000-0x0000000057812000-memory.dmp

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memory/1700-0-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/1700-17-0x0000000057000000-0x000000005703F000-memory.dmp

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memory/1700-10-0x0000000074A42000-0x0000000074A44000-memory.dmp

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memory/1700-16-0x0000000059800000-0x000000005986E000-memory.dmp

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memory/2028-21-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/2028-23-0x00000000775A0000-0x0000000077749000-memory.dmp

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memory/2028-68-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/2028-75-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/2028-77-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/2028-78-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/2028-81-0x0000000074A30000-0x0000000074BA4000-memory.dmp

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memory/2100-82-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

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memory/2100-83-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

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memory/2100-80-0x0000000072B20000-0x0000000073B82000-memory.dmp

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memory/2100-84-0x0000000000080000-0x0000000000096000-memory.dmp

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