1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973

Analysis

max time kernel
111s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 02:44

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General

Target

1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe
Size

39KB
MD5

ac16516cc26aabbfe7687dc4e8a09260
SHA1

24c3c40b82a2b984e3b0ba139b48a1e0a4cc9f2d
SHA256

1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973
SHA512

0f235b6b82d655d9a467dcd31a1362b81a2838f17b9af88cd5029b916f766c53a4534c100e4842e57ee4b013dcdf186972cc252443547578f7b663b50771cf9d
SSDEEP

768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITA:qDdFJy3QMOtEvwDpjjWMl7TA

Score

7^/10

discovery upx

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe

Executes dropped EXE 1 IoCs

pid	Process
4384	asih.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/372-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0010000000023ba3-13.dat	upx
behavioral2/memory/372-18-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4384-27-0x0000000000500000-0x0000000000510000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 372 wrote to memory of 4384	372	1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe	85
PID 372 wrote to memory of 4384	372	1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe	85
PID 372 wrote to memory of 4384	372	1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe	85

C:\Users\Admin\AppData\Local\Temp\1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe
"C:\Users\Admin\AppData\Local\Temp\1ceca8d6a0be5364f568ae874cb25b3b5f3ff855db72f3607d451f6a0e1b7973N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:372
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4384

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
39KB

MD5
2edbebd8900300d2d4c1f6d88fc67abb

SHA1
f562f1f5afce98271c8a087fca26f350148594f9

SHA256
56a478942d0bc9201003952a54f38f4db9ff5b8c2023da8223c12a120fdec707

SHA512
551d051389c447ab30cc6a16621e37e9c3f5e9ab977ff47a4e7f6e51dd4b82cab9121af0b49092be9008dec8156654dd6a3f9487f391a5ffbfb3a660dfe87ded

Download Submit
memory/372-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/372-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/372-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/372-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/372-18-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4384-20-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/4384-21-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/4384-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download