asyncrat | e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9

General

Target

e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
Size

652KB
MD5

68aebe67b9ab7f84a4d0520a41de005c
SHA1

aeef03bc26334beb3a92ca7f991772cdf8dd79f4
SHA256

e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9
SHA512

ce173574ceedf7bb672cdbaa69f81e05b659a62d1131f930740d25c56e58db1efdbe70817db84096596274d067153ebcbaedf12bf817a7531ddd8d2f6ccc7546

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

C2

agentttt.ac.ug:6970

agentpurple.ac.ug:6970

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.
rat asyncrat

Async RAT payload 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1716-63-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1716-64-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1716-65-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1716-66-0x000000000040C76E-mapping.dmp	asyncrat
behavioral1/memory/1716-68-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1716-70-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe

description	pid	process	target process
PID 480 set thread context of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe

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

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
T1053

Processes:

schtasks.exe

pid process

2028 schtasks.exe

pid	process
2028	schtasks.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe

description	pid	process	target process
PID 480 wrote to memory of 2028	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	schtasks.exe
PID 480 wrote to memory of 2028	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	schtasks.exe
PID 480 wrote to memory of 2028	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	schtasks.exe
PID 480 wrote to memory of 2028	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	schtasks.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
PID 480 wrote to memory of 1716	480	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe	e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe

C:\Users\Admin\AppData\Local\Temp\e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
"C:\Users\Admin\AppData\Local\Temp\e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:480

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IAapkDPBpUFkb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBFE6.tmp"
2⤵
- Creates scheduled task(s)
PID:2028

C:\Users\Admin\AppData\Local\Temp\e12b535ca73d6e7f185422701dbacce05ca928257baab9ff1fa725d1e32abfd9.exe
"{path}"
2⤵
PID:1716

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBFE6.tmp
Filesize
1KB

MD5
71f369d4284e4a4bacba183159cf0f58

SHA1
e6102b8bc9221927743f2dbefe487c1893f37362

SHA256
4eb8d10cde85d0009c7d4ee607ef00496b930dc652bd9087be3d5dd800b109ce

SHA512
587a65dd217e8f67a41d5896d8867a5a142d10fa7bd0d33506bb0a906a9ea18352d91549ff82ce2f287bdc461e6b3ac63f729bdc86438233924059edc186dee0

Download Submit
memory/480-55-0x0000000075941000-0x0000000075943000-memory.dmp

Filesize
8KB

Download
memory/480-56-0x0000000000240000-0x0000000000254000-memory.dmp

Filesize
80KB

Download
memory/480-57-0x0000000000570000-0x00000000005B6000-memory.dmp

Filesize
280KB

Download
memory/480-54-0x0000000000870000-0x000000000091A000-memory.dmp

Filesize
680KB

Download
memory/1716-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1716-61-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1716-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1716-64-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1716-65-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1716-66-0x000000000040C76E-mapping.dmp

Download
memory/1716-68-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1716-70-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2028-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads