asyncrat | ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 16:18

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General

Target
ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
Size 45KB
Sample260816-tr266sek2x
SHA256 ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309
MD5 2233036d7657c787ffda813a1c298e6b
SHA1 affb81b4b82c7580516bef87ef6d60999307544a
SHA512 a6b8d141970753f30b82ac48a4acfb3598889544dc88a78199cc579dff335dd559258aeb5d42dd079c6e7d5acc51727c02b98a83d615644376e884728490da9e
SSDEEP 768:8uuSpTg7GBoWUSH6+mo2qY2SEMTFabjOPIM1zjbogX3wMMp9M9jMt2kDQGUBDZ0x:8uuSpTgyf2+2Q/3M13b/XAMMpSKIbGiU
TLSH
T19A232B003BE8C13BF2BE4F7899F26145867AB6633603D54D1CC4529B5613FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

streamforester.name:80
streamforester.name:22
streamforester.name:8080
streamforester.name:8880
streamforester.name:2052
streamforester.name:2082
streamforester.name:2086
streamforester.name:2095
streamforester.name:443
streamforester.name:2053
streamforester.name:2083
streamforester.name:2087
streamforester.name:2096
streamforester.name:8443
www.streamforester.name:80
www.streamforester.name:22
www.streamforester.name:8080
www.streamforester.name:8880
www.streamforester.name:2052
www.streamforester.name:2082
www.streamforester.name:2086
www.streamforester.name:2095
www.streamforester.name:443
www.streamforester.name:2053
www.streamforester.name:2083
www.streamforester.name:2087
www.streamforester.name:2096
www.streamforester.name:8443
qbot.streamforester.name:80
qbot.streamforester.name:22
qbot.streamforester.name:8080
qbot.streamforester.name:8880
qbot.streamforester.name:2052
qbot.streamforester.name:2082
qbot.streamforester.name:2086
qbot.streamforester.name:2095
qbot.streamforester.name:443
qbot.streamforester.name:2053
qbot.streamforester.name:2083
qbot.streamforester.name:2087
qbot.streamforester.name:2096
qbot.streamforester.name:8443
hermeticwiper.streamforester.name:80
hermeticwiper.streamforester.name:22
hermeticwiper.streamforester.name:8080
hermeticwiper.streamforester.name:8880
hermeticwiper.streamforester.name:2052
hermeticwiper.streamforester.name:2082
hermeticwiper.streamforester.name:2086
hermeticwiper.streamforester.name:2095
hermeticwiper.streamforester.name:443
hermeticwiper.streamforester.name:2053
hermeticwiper.streamforester.name:2083
hermeticwiper.streamforester.name:2087
hermeticwiper.streamforester.name:2096
hermeticwiper.streamforester.name:8443
gozi.streamforester.name:80
gozi.streamforester.name:22
gozi.streamforester.name:8080
gozi.streamforester.name:8880
gozi.streamforester.name:2052
gozi.streamforester.name:2082
gozi.streamforester.name:2086
gozi.streamforester.name:2095
gozi.streamforester.name:443
gozi.streamforester.name:2053
gozi.streamforester.name:2083
gozi.streamforester.name:2087
gozi.streamforester.name:2096
gozi.streamforester.name:8443

Mutex

sRsawGgl7ut3

Attributes

delay
0
install
true
install_file
pjiy0t.exe
install_folder
%AppData%

aes.plain

Signatures

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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/files/0x000e00000001c447-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4332	pjiy0t.exe
6084	pjiy0t.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
1884	cmd.exe
4996	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pjiy0t.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pjiy0t.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2484	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
4736	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
Token: SeDebugPrivilege	4332	pjiy0t.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 1884	1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe	89
PID 1396 wrote to memory of 4996	1396	ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe	91
PID 4996 wrote to memory of 2484	4996	cmd.exe	93
PID 1884 wrote to memory of 4736	1884	cmd.exe	94
PID 4996 wrote to memory of 6084	4996	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe
"C:\Users\Admin\AppData\Local\Temp\ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pjiy0t" /tr '"C:\Users\Admin\AppData\Roaming\pjiy0t.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1884
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "pjiy0t" /tr '"C:\Users\Admin\AppData\Roaming\pjiy0t.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4736
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE0E5.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4996
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2484
- - C:\Users\Admin\AppData\Roaming\pjiy0t.exe
    "C:\Users\Admin\AppData\Roaming\pjiy0t.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:6084

C:\Users\Admin\AppData\Roaming\pjiy0t.exe
"C:\Users\Admin\AppData\Roaming\pjiy0t.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4332

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmpE0E5.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE0E5.tmp.bat
Size 150B
SHA256 9e0551de686529733855b383bf5a9877e192c1384136eedd2ffda0897349242f
MD5 ff67e34238327b5b51de6b83bff354c8
SHA1 34b4c35c6647be9744bccd811ba3f8a3a4138ef4
SHA512 06e03f3a6b77595fe2f324f2ddb3a2ba35ffef0422cce767a66978dda3e0f9903f55b2a58ee2b91001c57f2cc3d9ec70b25a0e75c9b202e61e22da14a1f290ea
TLSH
T1B4C02B4261C6EB0E7D0914A302FAD48CD1726C693F4CBF80C304804D52C088CF0DA3C5
MD5 SHA1 SHA512 TLSH

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pjiy0t.exe

Path C:\Users\Admin\AppData\Roaming\pjiy0t.exe
Size 45KB
SHA256 ec3b9c5e8df70c2b231759801eeddf169f8ed010cd790a5b6d369d00c9dec309
MD5 2233036d7657c787ffda813a1c298e6b
SHA1 affb81b4b82c7580516bef87ef6d60999307544a
SHA512 a6b8d141970753f30b82ac48a4acfb3598889544dc88a78199cc579dff335dd559258aeb5d42dd079c6e7d5acc51727c02b98a83d615644376e884728490da9e
SSDEEP 768:8uuSpTg7GBoWUSH6+mo2qY2SEMTFabjOPIM1zjbogX3wMMp9M9jMt2kDQGUBDZ0x:8uuSpTgyf2+2Q/3M13b/XAMMpSKIbGiU
TLSH
T19A232B003BE8C13BF2BE4F7899F26145867AB6633603D54D1CC4529B5613FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1396-0-0x0000000074962000-0x0000000074963000-memory.dmp

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memory/1396-1-0x0000000000080000-0x0000000000092000-memory.dmp

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memory/1396-2-0x0000000074950000-0x000000007510C000-memory.dmp

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memory/1396-3-0x0000000004BE0000-0x0000000004C7C000-memory.dmp

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memory/1396-8-0x0000000074950000-0x000000007510C000-memory.dmp

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memory/4332-12-0x00000000747E0000-0x0000000074F9C000-memory.dmp

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memory/4332-14-0x00000000747E0000-0x0000000074F9C000-memory.dmp

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