d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3

Analysis

max time kernel
134s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
29-05-2023 22:30

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General

Target

d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe
Size

277KB
MD5

7df8ef664c5fb93d59dbee4618eb7edc
SHA1

4c3f70a8793944ee1c0cb270fdb3e7ec7f6a1479
SHA256

d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3
SHA512

8763a8ccb01649ed1c6ad2bc0bf4dc7f2b16ec4bf001fd0d5c80246081663283f3c74bfd1fb84776a5cc4e3b086c2ee5ff9cca7797f4a3af6a927677f80d36b2
SSDEEP

3072:ENXEGZJWhfNFC4S60+XoLczrVmXYz3htSl2TWKK8/3UuwiDIAkJhgDdt0H01ne4O:SXzKdNY49u8rVwlpypDIAygDA01net/

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/4964-133-0x0000000000180000-0x0000000000220000-memory.dmp	upx
behavioral1/memory/4964-147-0x0000000000180000-0x0000000000220000-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-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe

Executes dropped EXE 2 IoCs

pid	Process
880	ITS SB App Switch.exe
4224	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
4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe
4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe
4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe
4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 880	4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe	83
PID 4964 wrote to memory of 880	4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe	83
PID 4964 wrote to memory of 880	4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe	83
PID 4964 wrote to memory of 4224	4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe	84
PID 4964 wrote to memory of 4224	4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe	84
PID 4964 wrote to memory of 4224	4964	d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe	84

C:\Users\Admin\AppData\Local\Temp\d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe
"C:\Users\Admin\AppData\Local\Temp\d556504703e41ee7748a11cc18057b154c06f6cfa7a1cc69bdcf59290bd126a3.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4964
- 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:880
- 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:4224

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/4964-133-0x0000000000180000-0x0000000000220000-memory.dmp

Filesize
640KB

Download
memory/4964-147-0x0000000000180000-0x0000000000220000-memory.dmp

Filesize
640KB

Download