asyncrat | 16799c21053de11e9b264d7ef82189ee7c6bb0744c407d3b28bbe88ad15e6426

General

Target

0e398d57f2cca4afda60be9e4ed0b8b1.exe
Size

168KB
MD5

0e398d57f2cca4afda60be9e4ed0b8b1
SHA1

6dfb0682e9c1537650b5c1567945082f32a45054
SHA256

16799c21053de11e9b264d7ef82189ee7c6bb0744c407d3b28bbe88ad15e6426
SHA512

00e544d0df011fd8ca247b298cd2d9de1dcfe518a83cf54da0dceaad2c39c4bad0c49c6ce2e9e75f1733b050fc4b264a1b72f7e0cd9d0962b447591d15e5a8c0
SSDEEP

3072:eOoeFaYy1t654C93yeMwNuXVHbobmYnzBGSHOjfKlPTRCW4jBTM5BDt+09qgVJQK:eJeFoHyLhyuuXVUikzBGSHOjfKlPTRCO

Score

10^/10

asyncrat rat

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2600	Service45.exe

Loads dropped DLL 1 IoCs

pid	Process
1716	cmd.exe

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
948	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2492	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe
2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe
Token: SeDebugPrivilege	2600	Service45.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2868	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	29
PID 2204 wrote to memory of 2868	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	29
PID 2204 wrote to memory of 2868	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	29
PID 2204 wrote to memory of 2868	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	29
PID 2204 wrote to memory of 1716	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	31
PID 2204 wrote to memory of 1716	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	31
PID 2204 wrote to memory of 1716	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	31
PID 2204 wrote to memory of 1716	2204	0e398d57f2cca4afda60be9e4ed0b8b1.exe	31
PID 2868 wrote to memory of 948	2868	cmd.exe	33
PID 2868 wrote to memory of 948	2868	cmd.exe	33
PID 2868 wrote to memory of 948	2868	cmd.exe	33
PID 2868 wrote to memory of 948	2868	cmd.exe	33
PID 1716 wrote to memory of 2492	1716	cmd.exe	34
PID 1716 wrote to memory of 2492	1716	cmd.exe	34
PID 1716 wrote to memory of 2492	1716	cmd.exe	34
PID 1716 wrote to memory of 2492	1716	cmd.exe	34
PID 1716 wrote to memory of 2600	1716	cmd.exe	35
PID 1716 wrote to memory of 2600	1716	cmd.exe	35
PID 1716 wrote to memory of 2600	1716	cmd.exe	35
PID 1716 wrote to memory of 2600	1716	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\0e398d57f2cca4afda60be9e4ed0b8b1.exe
"C:\Users\Admin\AppData\Local\Temp\0e398d57f2cca4afda60be9e4ed0b8b1.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Service45" /tr '"C:\Users\Admin\AppData\Roaming\Service45.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "Service45" /tr '"C:\Users\Admin\AppData\Roaming\Service45.exe"'
    3⤵
    - Creates scheduled task(s)
    PID:948
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp7FCA.tmp.bat""
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1716
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:2492
- - C:\Users\Admin\AppData\Roaming\Service45.exe
    "C:\Users\Admin\AppData\Roaming\Service45.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:2600

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7FCA.tmp.bat

Filesize
153B

MD5
336419e69cc04f9aa8d0dbf0b59f0825

SHA1
5b3a5139a24d72f403860c99f28b1f49ef502822

SHA256
2b620d7e83795b0f772b24e39aa5e03196063e05baba170630e8688b25e0c60e

SHA512
87481eec630e019f2050d50454ddcecb719e86542104a42b6c6de3ea145192bec51aa4ed936ed9a4ea8aeb476969b080c8badbdb28fdfa6872829e506110783b

Download Submit
\Users\Admin\AppData\Roaming\Service45.exe

Filesize
168KB

MD5
0e398d57f2cca4afda60be9e4ed0b8b1

SHA1
6dfb0682e9c1537650b5c1567945082f32a45054

SHA256
16799c21053de11e9b264d7ef82189ee7c6bb0744c407d3b28bbe88ad15e6426

SHA512
00e544d0df011fd8ca247b298cd2d9de1dcfe518a83cf54da0dceaad2c39c4bad0c49c6ce2e9e75f1733b050fc4b264a1b72f7e0cd9d0962b447591d15e5a8c0

Download Submit
memory/2204-0-0x0000000000A20000-0x0000000000A50000-memory.dmp

Filesize
192KB

Download
memory/2204-1-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2204-2-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2204-3-0x0000000000640000-0x0000000000680000-memory.dmp

Filesize
256KB

Download
memory/2204-13-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/2600-17-0x0000000000120000-0x0000000000150000-memory.dmp

Filesize
192KB

Download
memory/2600-18-0x0000000074C00000-0x00000000752EE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-19-0x00000000048F0000-0x0000000004930000-memory.dmp

Filesize
256KB

Download
memory/2600-20-0x0000000074C00000-0x00000000752EE000-memory.dmp

Filesize
6.9MB

Download
memory/2600-21-0x00000000048F0000-0x0000000004930000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads