asyncrat | b3040213159633a30e364d15cead228ab5ae84c1c8322d8a323bc77170a20acd

General

Target

fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
Size

575KB
MD5

fd1915351b866de1d53e9460d2d0b5cd
SHA1

1eb9cf61e9a7799ac3635c3040899a043c08e0c1
SHA256

b3040213159633a30e364d15cead228ab5ae84c1c8322d8a323bc77170a20acd
SHA512

0947cbbadcb7b2fbab3dad67ca900246a74e38b7db4bc5f3f440fa694e2a2102daac25aad362f97d11c3d7ecc78d6890da918e1f5533b2db78bc70e404581c1c
SSDEEP

12288:R84PU9vPU9Cv2pzsg/XgOsBgo0q4wM1Yj5C6C9IfyFBzY3:R8uXgOsBgo0q4wMJxFB03

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

podzeye.duckdns.org:4422

podzeye.duckdns.org:4442

podzeye.duckdns.org:4433

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral1/memory/1976-3-0x00000000003D0000-0x00000000003E2000-memory.dmp	CustAttr

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1976 set thread context of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32

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

System Information Discovery
T1082

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

pid	Process
2552	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
Token: SeDebugPrivilege	2632	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 2552	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2552	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2552	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2552	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 1976 wrote to memory of 2632	1976	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eYhwPQL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC4B6.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2552
- C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2632

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC4B6.tmp

Filesize
1KB

MD5
86aa950202c196acc8b9f032ac813cc8

SHA1
4aeac23969cd1052f60a7bf0c7101c6dc2260ae2

SHA256
110df99b8950172c073883a6bde3d9deb66b0905929769c88cc3ac43639159e4

SHA512
bbac4ec4af03fe5aab7235afefa49f7e69e9c74f4bafc19e9b6a6d217391b1e29556d06a9218fc89cd728170ddb81d19b9e0626934d3db95013dfd6b8cfce11c

Download Submit
memory/1976-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/1976-1-0x0000000000EE0000-0x0000000000F76000-memory.dmp

Filesize
600KB

Download
memory/1976-2-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/1976-3-0x00000000003D0000-0x00000000003E2000-memory.dmp

Filesize
72KB

Download
memory/1976-4-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/1976-5-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/1976-6-0x00000000048D0000-0x0000000004930000-memory.dmp

Filesize
384KB

Download
memory/1976-7-0x00000000006A0000-0x00000000006B6000-memory.dmp

Filesize
88KB

Download
memory/1976-26-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-24-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-25-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-21-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-19-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2632-16-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-15-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-14-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2632-27-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-28-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads