asyncrat | 06f9ea51bde8c4a4bc214a9def3b15b696bb29af4dc95cefc1d62ca08f73f1a2

Analysis

max time kernel
147s
max time network
155s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-11-2024 04:07

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General

Target

OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM/05NoficiacionElectronica.exe
Size

168KB
MD5

aef6452711538d9021f929a2a5f633cf
SHA1

205b7fab75e77d1ff123991489462d39128e03f6
SHA256

e611a1ffbe9e08a2660bc290a581aa0b54637524aaf6040a70e54f97136ce5ac
SHA512

7ad84d4d3bab3f5a3e14f336d8931bf4b876299000081b2a94a3fcf698c56b82514753b483c5b8d7ae84ddd92ee1c4043fa5e7fb7c4f7e9eb52ca8c794e508b7
SSDEEP

3072:+CNUaViEqjY1uimO3soWBgZNENeo0TzSCOtCUon/BA2gGaA44:dwEq7HO8ohEsxHSC+CUO/Bxk4

Score

10^/10

asyncrat === nov05 ===discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

=== Nov05 ===

0611wins.duckdns.org:9003

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
Asyncrat family
asyncrat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2816 set thread context of 2228	2816	05NoficiacionElectronica.exe	30
PID 2228 set thread context of 2216	2228	cmd.exe	32

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05NoficiacionElectronica.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2816	05NoficiacionElectronica.exe
2816	05NoficiacionElectronica.exe
2228	cmd.exe
2228	cmd.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2816	05NoficiacionElectronica.exe
2228	cmd.exe
2228	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2216	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 2228	2816	05NoficiacionElectronica.exe	30
PID 2816 wrote to memory of 2228	2816	05NoficiacionElectronica.exe	30
PID 2816 wrote to memory of 2228	2816	05NoficiacionElectronica.exe	30
PID 2816 wrote to memory of 2228	2816	05NoficiacionElectronica.exe	30
PID 2816 wrote to memory of 2228	2816	05NoficiacionElectronica.exe	30
PID 2228 wrote to memory of 2216	2228	cmd.exe	32
PID 2228 wrote to memory of 2216	2228	cmd.exe	32
PID 2228 wrote to memory of 2216	2228	cmd.exe	32
PID 2228 wrote to memory of 2216	2228	cmd.exe	32
PID 2228 wrote to memory of 2216	2228	cmd.exe	32
PID 2228 wrote to memory of 2216	2228	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\05NoficiacionElectronica.exe
"C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 190 AUTO ADMISORIO DEMANDA LABORAL AGRADECEMOS CONFIRMAR RECIBIDO ESM\05NoficiacionElectronica.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\24a78050

Filesize
777KB

MD5
f9b1d0f213ac6fdeefa3cc9b6e5c4139

SHA1
7db6355a19981487780531a5641e00d1f3abf867

SHA256
9893be8b317988b0c7725405d8750ce0b66d7a597d1c70b87453b72303682c17

SHA512
5af0639d2bf2a82e5b7ee6162b6432e36bf3970e837f4ed287fafe9ff93adf6c1b62d18801205ff0b63cd29530264f9947eaf71fd3eee690041ebd6b6e14a685

Download Submit
memory/2216-72-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2216-69-0x0000000073170000-0x00000000741D2000-memory.dmp

Filesize
16.4MB

Download
memory/2216-71-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2216-70-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2228-66-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2228-18-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2228-20-0x0000000077B40000-0x0000000077CE9000-memory.dmp

Filesize
1.7MB

Download
memory/2228-65-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2228-68-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2816-0-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2816-16-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2816-15-0x0000000074F40000-0x00000000750B4000-memory.dmp

Filesize
1.5MB

Download
memory/2816-14-0x0000000074F53000-0x0000000074F55000-memory.dmp

Filesize
8KB

Download
memory/2816-1-0x0000000077B40000-0x0000000077CE9000-memory.dmp

Filesize
1.7MB

Download