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/2872-3-0x0000000000770000-0x0000000000782000-memory.dmp	CustAttr

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34

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
2584	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
Token: SeDebugPrivilege	2440	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2584	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2584	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2584	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2584	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2424	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 2872 wrote to memory of 2424	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 2872 wrote to memory of 2424	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 2872 wrote to memory of 2424	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	32
PID 2872 wrote to memory of 2432	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	33
PID 2872 wrote to memory of 2432	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	33
PID 2872 wrote to memory of 2432	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	33
PID 2872 wrote to memory of 2432	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	33
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34
PID 2872 wrote to memory of 2440	2872	fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe	34

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:2872
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eYhwPQL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD5D5.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2584
- C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe"
  2⤵
  PID:2424
- C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe"
  2⤵
  PID:2432
- C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fd1915351b866de1d53e9460d2d0b5cd_JaffaCakes118.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2440

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD5D5.tmp

Filesize
1KB

MD5
abd6a0730fbc7fca248ab2866910f6d1

SHA1
a3687cca2f985cbdcae73b373ee273cf61f6dd79

SHA256
f572988c6aea2259c38de6289a4f4f53da837ea4475506a5ea9da16bbf3754ea

SHA512
05bfd30e962aed8da51ba66a65362d5bb11f5fc201042931b7a7e1b83fbb7d446e76c0e3b524d3a0902012d09f276d9f3e75b66f20d0f59160bec081f1627503

Download Submit
memory/2440-21-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2440-19-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2440-14-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2440-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2440-16-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2440-28-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/2440-27-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-26-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/2440-13-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2440-15-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2440-25-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2440-23-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2872-7-0x0000000002020000-0x0000000002036000-memory.dmp

Filesize
88KB

Download
memory/2872-4-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2872-0-0x0000000000830000-0x00000000008C6000-memory.dmp

Filesize
600KB

Download
memory/2872-5-0x00000000003E0000-0x0000000000420000-memory.dmp

Filesize
256KB

Download
memory/2872-3-0x0000000000770000-0x0000000000782000-memory.dmp

Filesize
72KB

Download
memory/2872-24-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2872-1-0x0000000074AD0000-0x00000000751BE000-memory.dmp

Filesize
6.9MB

Download
memory/2872-2-0x00000000003E0000-0x0000000000420000-memory.dmp

Filesize
256KB

Download
memory/2872-6-0x0000000002090000-0x00000000020F0000-memory.dmp

Filesize
384KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads