d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7

General

Target

d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe
Size

2.5MB
MD5

b1a837d1724ad87963475e27d9550dee
SHA1

108baa2231c4d5696f8764e931a8defffa5f5a56
SHA256

d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7
SHA512

ad177c1aa7a9adcd13bce31e0c19899fbde46c4888c5fd94ebbff931c6a809b94d434190f485ffad6969ee5c949c6f541a07197a597d2235f06aa0b985bdbe3d
SSDEEP

49152:bwTKIf5X0xpzfaQCUQLxvD0TQ9DnvwZ+kgxadJCJKJd8h8+vTROVgMC/Z2czqJNW:baKMOpzfahLMCDvwIQdJCQJyh8yVO2M8

Score

7^/10

aspackv2 upx

Malware Config

Signatures

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\Aria2_Pro.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\Aria2_Pro.exe	aspack_v212_v242

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exeAria2_Pro.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	Aria2_Pro.exe

Executes dropped EXE 2 IoCs

Processes:

Aria2_Pro.exearia2cpan.exe

pid process

4392 Aria2_Pro.exe
2536 aria2cpan.exe

pid	process
4392	Aria2_Pro.exe
2536	aria2cpan.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe	upx
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe	upx
behavioral2/memory/2536-144-0x0000000000400000-0x00000000008EF000-memory.dmp	upx
behavioral2/memory/2536-145-0x0000000000400000-0x00000000008EF000-memory.dmp	upx

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

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

Aria2_Pro.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Aria2_Pro.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Aria2_Pro.exe

pid process

4392 Aria2_Pro.exe
4392 Aria2_Pro.exe
4392 Aria2_Pro.exe
4392 Aria2_Pro.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

Aria2_Pro.exe

pid process

4392 Aria2_Pro.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

Aria2_Pro.exe

pid process

4392 Aria2_Pro.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

Aria2_Pro.exe

pid process

4392 Aria2_Pro.exe
4392 Aria2_Pro.exe
4392 Aria2_Pro.exe
4392 Aria2_Pro.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Aria2_Pro.exe

pid	process
4392	Aria2_Pro.exe
4392	Aria2_Pro.exe
4392	Aria2_Pro.exe
4392	Aria2_Pro.exe

pid	process
4392	Aria2_Pro.exe

pid	process
4392	Aria2_Pro.exe

pid	process
4392	Aria2_Pro.exe
4392	Aria2_Pro.exe
4392	Aria2_Pro.exe
4392	Aria2_Pro.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exeAria2_Pro.exe

description	pid	process	target process
PID 1712 wrote to memory of 4392	1712	d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe	Aria2_Pro.exe
PID 1712 wrote to memory of 4392	1712	d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe	Aria2_Pro.exe
PID 1712 wrote to memory of 4392	1712	d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe	Aria2_Pro.exe
PID 4392 wrote to memory of 2536	4392	Aria2_Pro.exe	aria2cpan.exe
PID 4392 wrote to memory of 2536	4392	Aria2_Pro.exe	aria2cpan.exe

C:\Users\Admin\AppData\Local\Temp\d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe
"C:\Users\Admin\AppData\Local\Temp\d0fb1326496b401393d08b9e39e0238e5651418d7e5c6f1f5fc22824bec35ee7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1712

C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\Aria2_Pro.exe
"C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\Aria2_Pro.exe"
2⤵
- Checks computer location settings
- Executes dropped EXE
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4392

C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe
"C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe" C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe --conf-path=aria2.conf
3⤵
- Executes dropped EXE
PID:2536

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\Aria2_Pro.exe
Filesize
2.4MB

MD5
5df604e190acdc0f2cc2f0752107c362

SHA1
d72d146a58166af31e7f5283ed69b53b2bc074d8

SHA256
679bd7a07636f6ce48510cc08438ff2de915e49a61b2aa1f05671f5fbe725269

SHA512
ba486e778bf407a3a92f552bcdc0dc511a906d8a70837f086ebc2b0a511acdb7458d33a5728a4dba932b37c338140770c702c671b979e03d4cbeeec75214339c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\Aria2_Pro.exe
Filesize
2.4MB

MD5
5df604e190acdc0f2cc2f0752107c362

SHA1
d72d146a58166af31e7f5283ed69b53b2bc074d8

SHA256
679bd7a07636f6ce48510cc08438ff2de915e49a61b2aa1f05671f5fbe725269

SHA512
ba486e778bf407a3a92f552bcdc0dc511a906d8a70837f086ebc2b0a511acdb7458d33a5728a4dba932b37c338140770c702c671b979e03d4cbeeec75214339c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2.conf
Filesize
8KB

MD5
8c4b31979f3582837bb31439fcb8cd18

SHA1
79d8a0456e2be76d0b6f2b3588c81d081ae19f94

SHA256
599cb3f50c7fa1bce978c0a3c13ea427d4ff8540e6a8575f1745c2b3417240d2

SHA512
142e83148e13f1f93eff6356ef188fc90141ed07ddbb00ae13b8029ee9d90f263a1d78ba711dbccf567ad1a0a65c5aed538144982e6ef68d0cdaa55d7e15a248

Download Submit
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2.session
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe
Filesize
1.5MB

MD5
63716bd8a4051a007fc462a28c31a77f

SHA1
df3af34ee9ffdf45a0a2923789ff45f72d6943fe

SHA256
c95a2daaa032ca4cf5be6c91b321a8cba37228f5762c7f7cb744d1d52186589f

SHA512
5c33f0f66adeb0f8a9b3bb248854bdb8f8b6273847df14665514f8ebb4c39bbb43205e85c49309f007e2cdfd97e50008e946376195d126a34b0b3db47e2ef6c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\MC×Ô¶¯ÏÂÔØ\aria2cpan.exe
Filesize
1.5MB

MD5
63716bd8a4051a007fc462a28c31a77f

SHA1
df3af34ee9ffdf45a0a2923789ff45f72d6943fe

SHA256
c95a2daaa032ca4cf5be6c91b321a8cba37228f5762c7f7cb744d1d52186589f

SHA512
5c33f0f66adeb0f8a9b3bb248854bdb8f8b6273847df14665514f8ebb4c39bbb43205e85c49309f007e2cdfd97e50008e946376195d126a34b0b3db47e2ef6c3

Download Submit
memory/2536-140-0x0000000000000000-mapping.dmp

Download
memory/2536-144-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/2536-145-0x0000000000400000-0x00000000008EF000-memory.dmp

Filesize
4.9MB

Download
memory/4392-138-0x0000000000400000-0x0000000000753000-memory.dmp

Filesize
3.3MB

Download
memory/4392-137-0x0000000000400000-0x0000000000753000-memory.dmp

Filesize
3.3MB

Download
memory/4392-132-0x0000000000000000-mapping.dmp

Download
memory/4392-135-0x0000000000400000-0x0000000000753000-memory.dmp

Filesize
3.3MB

Download
memory/4392-146-0x0000000000400000-0x0000000000753000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads