1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7

Analysis

max time kernel
85s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2023 15:32

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General

Target

1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe
Size

277KB
MD5

3e08c1af2095b709f4456f5260675586
SHA1

42e3e8a9189e3418e79746f07967f6447efe0dcc
SHA256

1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7
SHA512

36c06c6b895ab700d8e6e9dd88f9f31d6b34d5fa25c810670d2784631c779f8835deb06e327a6f5b95b7680201f6a7822a707cc43f8a92360c227f4a48492caf
SSDEEP

3072:7NXEGZJWhfNFC4S60+XoLczrVmXVBAA8k71FLL5r6jQ6yGl11r9w2ZH01ne4PKVN:BXzKdNY49u8rVcR1GlvRf01netb

Score

7^/10

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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe

Executes dropped EXE 2 IoCs

pid	Process
2864	ITS SB App Switch.exe
2984	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/644-133-0x0000000000230000-0x00000000002D0000-memory.dmp	upx
behavioral1/memory/644-147-0x0000000000230000-0x00000000002D0000-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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe
644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe
644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe
644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 2864	644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe	87
PID 644 wrote to memory of 2864	644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe	87
PID 644 wrote to memory of 2864	644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe	87
PID 644 wrote to memory of 2984	644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe	88
PID 644 wrote to memory of 2984	644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe	88
PID 644 wrote to memory of 2984	644	1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe	88

C:\Users\Admin\AppData\Local\Temp\1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe
"C:\Users\Admin\AppData\Local\Temp\1c95b8a03fce4a1c93ce62432dbc291951307ed70065223d6b2ebffaf4a656f7.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:644
- 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:2864
- 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:2984

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
memory/644-133-0x0000000000230000-0x00000000002D0000-memory.dmp

Filesize
640KB

Download
memory/644-147-0x0000000000230000-0x00000000002D0000-memory.dmp

Filesize
640KB

Download