1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 16:22

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General

Target

1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
Size

10.5MB
MD5

cb609bf033f59d8b8d4c62d6b02c61f7
SHA1

7bf8d5756d0c85c2c0dbcc96397b26277e8780f3
SHA256

1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053
SHA512

5ab0c141966fadf042d6020ddb797e14d228408e92150ea590507576e41fcd19c910976e29250921d0b84d80b38db9e564ee7aff44434452db3f21965b87d35a
SSDEEP

196608:hQs68eYqsBmiFm4CTqfG+vTiwnDmNQkJM8uDIYnKO376d:Ks68eD4F3e+biSDcQwM8uDuj

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe

Executes dropped EXE 1 IoCs

pid	Process
4124	aria2c.exe

Loads dropped DLL 1 IoCs

pid	Process
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe

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

System Information Discovery
T1082

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe

Suspicious use of SendNotifyMessage 5 IoCs

pid	Process
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 4124	2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe	94
PID 2488 wrote to memory of 4124	2488	1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe	94

C:\Users\Admin\AppData\Local\Temp\1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe
"C:\Users\Admin\AppData\Local\Temp\1b2604b424051a94d612743377308327304b87aca05c4f028b4ab9f1e3a0a053.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Users\Admin\AppData\Roaming\datatemp\aria2c.exe
  "C:\Users\Admin\AppData\Roaming\datatemp\aria2c.exe" --conf-path=C:\Users\Admin\AppData\Roaming\datatemp\aria2.conf #--save-session=C:\Users\Admin\AppData\Roaming\datatemp\aria2.session --input-file=C:\Users\Admin\AppData\Roaming\datatemp\aria2.session --rpc-listen-port=7022 --listen-port=7055 --dht-listen-port=7033 --enable-rpc=true --rpc-allow-origin-all=true --disable-ipv6=false --rpc-secret=123 --enable-dht=true --enable-dht6=true --dht-file-path=C:/Users/Admin/AppData/Roaming/datatemp/dht.dat --dht-file-path6=C:/Users/Admin/AppData/Roaming/datatemp/dht6.dat --bt-external-ip= --stop-with-process=2488
  2⤵
  - Executes dropped EXE
  PID:4124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\datatemp\Bgm.mp3

Filesize
100KB

MD5
66524b167a1f83c532a7cd8e3d4cca8a

SHA1
0636a02a0324c20baa179d5fe15650c7b5c29d75

SHA256
ebd6ae38418a1bd20cc9c323364587c82d595c7b2f035dc7c6cee22f4ac6b8dd

SHA512
27c3b244aa729d211998971c548f28a586abd3cb075b6b6123862ad008798fe2d6b07cfcc4ef7e857d00e9b2dab725d081c5e4897e29fb71580afb7e1399557d

Download Submit
C:\Users\Admin\AppData\Roaming\datatemp\aria2.conf

Filesize
55KB

MD5
4a1b71ede6ff12456038f6a26e356a42

SHA1
16af6552ebbeb0300d1451715add745e840ff993

SHA256
0ee9c9e686a595f86d25854bca6e92e8bfd51437a28306b4eaebf736156cc7ee

SHA512
bea15214c76083c86f4104e569bb93ba7000e4e555382b6cc97e0c9bdb6b4de72f50b8458d4c3420e073edefe4f40b7eea580000001d089fd5c78e303fbd8501

Download Submit
C:\Users\Admin\AppData\Roaming\datatemp\aria2c.exe

Filesize
4.8MB

MD5
a5c047f169471bd325552c255d6c04af

SHA1
e313cff2f3d668ec5d0e90920bd622b0f38aed9d

SHA256
cec8bb942475690363c1558fdf55e3cf59f29607967a822a626d4976a348334a

SHA512
6cf929d36ea0c95815d3218a3b11f0c8f539a6113c368642a70d41379145ba7ace9aed1e5b78836a4cd2ca861d9bcd10fea3e7fc126adb85822ed4cf4f762f0d

Download Submit
C:\Users\Admin\AppData\Roaming\datatemp\libcurl.dll

Filesize
2.5MB

MD5
298f5812023bab65ee23d13ee9489a6e

SHA1
71e9d7f205e5e7af6907c539c77a3aeea971692f

SHA256
fe100d35b034c15ae3b74379f4eedd321c8e4b84fe666b54ee924ca2a8bdca6e

SHA512
217258fb7728f61199f913fb98c894077c12a124e1596d1c6c7cfc065d4d2a6e1e03ad950c3321e2a8dcd997fb5c9524f98530db4bcb39f9914ecb5ff0e22dbd

Download Submit
memory/4124-70-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download