asyncrat | 4506756e5281dc9b52ddbe74a21705dabaa4b9f6bb45428ffd48aa9c62ec5e11

General

Target

babe12b8196db2dafae1f1e856de301e.exe
Size

1.0MB
MD5

babe12b8196db2dafae1f1e856de301e
SHA1

c7e87f6160869220d3e5aee8c4766b2c62850114
SHA256

4506756e5281dc9b52ddbe74a21705dabaa4b9f6bb45428ffd48aa9c62ec5e11
SHA512

2c01e814de0a498a127d4897315c5590dcaee7af6b78d7094b5789f885496d852a1d6c5b4cb6f0140fecf7c8e1e22fd2c13ee8b0e2738b055a1175c7ceb12cbc
SSDEEP

12288:GXd4mrOWKcwfcJdEC7duAKF10XacM5yW2iNADrY3R:GXdhrOtcJmibKL0XzOyW1P

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

91.151.88.245:2070

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	babe12b8196db2dafae1f1e856de301e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4884 set thread context of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
1600	schtasks.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4884 wrote to memory of 1600	4884	babe12b8196db2dafae1f1e856de301e.exe	101
PID 4884 wrote to memory of 1600	4884	babe12b8196db2dafae1f1e856de301e.exe	101
PID 4884 wrote to memory of 1600	4884	babe12b8196db2dafae1f1e856de301e.exe	101
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103
PID 4884 wrote to memory of 2724	4884	babe12b8196db2dafae1f1e856de301e.exe	103

C:\Users\Admin\AppData\Local\Temp\babe12b8196db2dafae1f1e856de301e.exe
"C:\Users\Admin\AppData\Local\Temp\babe12b8196db2dafae1f1e856de301e.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4884
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VZoyNJXNYSfN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE484.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1600
- C:\Users\Admin\AppData\Local\Temp\babe12b8196db2dafae1f1e856de301e.exe
  "C:\Users\Admin\AppData\Local\Temp\babe12b8196db2dafae1f1e856de301e.exe"
  2⤵
  PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\babe12b8196db2dafae1f1e856de301e.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE484.tmp

Filesize
1KB

MD5
5fa4513ea85928df6f2a5d9aa9d85181

SHA1
0d125a4766c8521d96787d398d98e1bc2ca73762

SHA256
c94e0877d650a4b66bf039444c8d92ec83f2b208e98a7dce8d55a12d220d8040

SHA512
d079ab8018421fb6f632a1035144ce278f31b05d49e897883dee6b97d0bdda98b5bc1c51b53fa5d30ba7decce9fb2677f855202bf5ffbea8748b3e10ed6ba524

Download Submit
memory/2724-25-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2724-24-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2724-23-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/2724-22-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2724-18-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4884-5-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/4884-6-0x0000000005260000-0x000000000526A000-memory.dmp

Filesize
40KB

Download
memory/4884-9-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/4884-10-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/4884-11-0x0000000006E80000-0x0000000006F04000-memory.dmp

Filesize
528KB

Download
memory/4884-12-0x0000000005660000-0x0000000005674000-memory.dmp

Filesize
80KB

Download
memory/4884-7-0x00000000054C0000-0x0000000005516000-memory.dmp

Filesize
344KB

Download
memory/4884-8-0x0000000005540000-0x0000000005552000-memory.dmp

Filesize
72KB

Download
memory/4884-0-0x00000000006C0000-0x00000000007CC000-memory.dmp

Filesize
1.0MB

Download
memory/4884-4-0x00000000052B0000-0x0000000005342000-memory.dmp

Filesize
584KB

Download
memory/4884-21-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/4884-3-0x00000000057C0000-0x0000000005D64000-memory.dmp

Filesize
5.6MB

Download
memory/4884-2-0x0000000005170000-0x000000000520C000-memory.dmp

Filesize
624KB

Download
memory/4884-1-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads