64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d

Analysis

max time kernel
98s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
16/06/2023, 08:09

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General

Target

64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe
Size

277KB
MD5

26280b4efdd3e3121036f650cb5497f6
SHA1

3ac0b5f4936849f6deec4cd733f959a335e38b5b
SHA256

64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d
SHA512

ebf78dcde088f94351129daa99e0849c797002b2972911a2980e5943bda90bd939ff32cd7d46d5301f6ecc1f9347165a9587baf6d117c18782a8b49e9378a6fc
SSDEEP

6144:gXzKdNY49u8rV7trkV4dPMvc+/cv1c01netG:fa4AKxd2/V01V

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/756-133-0x0000000000370000-0x0000000000410000-memory.dmp	upx
behavioral1/memory/756-143-0x0000000000370000-0x0000000000410000-memory.dmp	upx

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe

Executes dropped EXE 2 IoCs

pid	Process
4804	ITS SB App Switch.exe
1388	ITS SB App Switch.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe
756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe
756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe
756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 4804	756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe	83
PID 756 wrote to memory of 4804	756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe	83
PID 756 wrote to memory of 4804	756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe	83
PID 756 wrote to memory of 1388	756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe	84
PID 756 wrote to memory of 1388	756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe	84
PID 756 wrote to memory of 1388	756	64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe	84

C:\Users\Admin\AppData\Local\Temp\64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe
"C:\Users\Admin\AppData\Local\Temp\64a67dc8f7156ebd5348f49c848ddd68c2e2d601d9b6c04dbc502c551c2a5b8d.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:756
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:4804
- C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
  "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
  2⤵
  - Executes dropped EXE
  PID:1388

Network

MITRE ATT&CK Enterprise v6

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\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

Filesize
87KB

MD5
368332fca74f48697d842c5f4698ae1d

SHA1
0275153a1e62bd0eca0b02168895517ed66aac56

SHA256
3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

SHA512
fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

Download Submit
memory/756-133-0x0000000000370000-0x0000000000410000-memory.dmp

Filesize
640KB

Download
memory/756-143-0x0000000000370000-0x0000000000410000-memory.dmp

Filesize
640KB

Download