asyncrat | 18156c39afcf34fe36b6699f4f5524f4a3f6550f3f1b795cee57bed5f7088f08

General

Target

FortniteExe-1.1.5.exe
Size

78KB
MD5

c73bba30143d2b65d806bd6a9057b4cc
SHA1

02af5d3cc2d15758e27aa2b02eb5a766777d4a4c
SHA256

18156c39afcf34fe36b6699f4f5524f4a3f6550f3f1b795cee57bed5f7088f08
SHA512

3d206952aa9846aa0851dd8815b984f681f00a58c999e2b1addfdef806f0f680f562376aac697ed42fafdedfa8cc0a4785fe05d292983773f6eccd2fdd55fbcb
SSDEEP

1536:UU1gcxe1eHCZWPMVKe9VdQuDI6H1bf/mcEN1fQzcHIYVclN:UUKcxe1ayWPMVKe9VdQsH1bfecEN1fQf

Score

10^/10

asyncrat venomrat default rat

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

83.229.86.210:4449

Mutex

oujrhbnoysbkcdzrmt

Attributes

delay
1
install
true
install_file
Xeno.exe
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

VenomRAT 3 IoCs

Detects VenomRAT.

rat

resource	yara_rule
behavioral1/memory/2720-1-0x0000000000C50000-0x0000000000C68000-memory.dmp	VenomRAT
behavioral1/files/0x0031000000015d5c-17.dat	VenomRAT
behavioral1/memory/3012-18-0x0000000000C10000-0x0000000000C28000-memory.dmp	VenomRAT

Venomrat family
venomrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral1/files/0x0031000000015d5c-17.dat	family_asyncrat

Executes dropped EXE 1 IoCs

pid	Process
3012	Xeno.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2588	timeout.exe

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
2576	schtasks.exe

Suspicious behavior: EnumeratesProcesses 36 IoCs

pid	Process
2720	FortniteExe-1.1.5.exe
2720	FortniteExe-1.1.5.exe
2720	FortniteExe-1.1.5.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe
3012	Xeno.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	FortniteExe-1.1.5.exe
Token: SeDebugPrivilege	3012	Xeno.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3012	Xeno.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2824	2720	FortniteExe-1.1.5.exe	30
PID 2720 wrote to memory of 2824	2720	FortniteExe-1.1.5.exe	30
PID 2720 wrote to memory of 2824	2720	FortniteExe-1.1.5.exe	30
PID 2720 wrote to memory of 2884	2720	FortniteExe-1.1.5.exe	31
PID 2720 wrote to memory of 2884	2720	FortniteExe-1.1.5.exe	31
PID 2720 wrote to memory of 2884	2720	FortniteExe-1.1.5.exe	31
PID 2824 wrote to memory of 2576	2824	cmd.exe	34
PID 2824 wrote to memory of 2576	2824	cmd.exe	34
PID 2824 wrote to memory of 2576	2824	cmd.exe	34
PID 2884 wrote to memory of 2588	2884	cmd.exe	35
PID 2884 wrote to memory of 2588	2884	cmd.exe	35
PID 2884 wrote to memory of 2588	2884	cmd.exe	35
PID 2884 wrote to memory of 3012	2884	cmd.exe	36
PID 2884 wrote to memory of 3012	2884	cmd.exe	36
PID 2884 wrote to memory of 3012	2884	cmd.exe	36

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\FortniteExe-1.1.5.exe
"C:\Users\Admin\AppData\Local\Temp\FortniteExe-1.1.5.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Xeno" /tr '"C:\Users\Admin\AppData\Roaming\Xeno.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "Xeno" /tr '"C:\Users\Admin\AppData\Roaming\Xeno.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2576
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp692F.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:2588
- - C:\Users\Admin\AppData\Roaming\Xeno.exe
    "C:\Users\Admin\AppData\Roaming\Xeno.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3012

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

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp692F.tmp.bat

Filesize
148B

MD5
a7521582011b366ab594a61dfbe074cc

SHA1
9ddd50cb9ee7912fda50aa5f35cfed98afff85d2

SHA256
2b6b199eaab5f9f0e18617b6edf2d8dd7cccd80d893f37b94bf9c8e3f178688a

SHA512
6cd272710ce1e842efec94556d37ec52b40a5321647333e287e1d5f6f2a41455b9b3a3748f9d9fe7a961837009858941bac11839e9332ed587bdbb157f30f35d

Download Submit
C:\Users\Admin\AppData\Roaming\MyData\DataLogs.conf

Filesize
8B

MD5
cf759e4c5f14fe3eec41b87ed756cea8

SHA1
c27c796bb3c2fac929359563676f4ba1ffada1f5

SHA256
c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761

SHA512
c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b

Download Submit
C:\Users\Admin\AppData\Roaming\Xeno.exe

Filesize
78KB

MD5
c73bba30143d2b65d806bd6a9057b4cc

SHA1
02af5d3cc2d15758e27aa2b02eb5a766777d4a4c

SHA256
18156c39afcf34fe36b6699f4f5524f4a3f6550f3f1b795cee57bed5f7088f08

SHA512
3d206952aa9846aa0851dd8815b984f681f00a58c999e2b1addfdef806f0f680f562376aac697ed42fafdedfa8cc0a4785fe05d292983773f6eccd2fdd55fbcb

Download Submit
memory/2720-0-0x000007FEF4E83000-0x000007FEF4E84000-memory.dmp

Filesize
4KB

Download
memory/2720-1-0x0000000000C50000-0x0000000000C68000-memory.dmp

Filesize
96KB

Download
memory/2720-3-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp

Filesize
9.9MB

Download
memory/2720-11-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp

Filesize
9.9MB

Download
memory/2720-14-0x000007FEF4E80000-0x000007FEF586C000-memory.dmp

Filesize
9.9MB

Download
memory/3012-18-0x0000000000C10000-0x0000000000C28000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads