66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15/05/2023, 02:49

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General

Target

66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe
Size

277KB
MD5

f89c11e312364f3ace751a580c77d353
SHA1

3f9e95cd3cea6637a2f484072511178552e9919f
SHA256

66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c
SHA512

82f63783cbeff3a416c1f5a7b30266d7908d61e1e347b29ec0a1cd105c6b50949ff69708d99402a3f982ee13c7931dc5a4961e527ede884ecb4178ac898c9eef
SSDEEP

6144:gXzKdNY49u8rVJqJm4UT/TRPkTMey01netQ:fa4AEqJm48/tPCNy01L

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/1664-133-0x0000000000E50000-0x0000000000EF0000-memory.dmp	upx
behavioral1/memory/1664-147-0x0000000000E50000-0x0000000000EF0000-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	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe

Executes dropped EXE 2 IoCs

pid	Process
4652	ITS SB App Switch.exe
1944	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
1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe
1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe
1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe
1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 4652	1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe	83
PID 1664 wrote to memory of 4652	1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe	83
PID 1664 wrote to memory of 4652	1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe	83
PID 1664 wrote to memory of 1944	1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe	84
PID 1664 wrote to memory of 1944	1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe	84
PID 1664 wrote to memory of 1944	1664	66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe	84

C:\Users\Admin\AppData\Local\Temp\66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe
"C:\Users\Admin\AppData\Local\Temp\66ea5170b61d5be64b4bddaacb07ec8ffc0bbc60fb810982f35a361a37be252c.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1664
- 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:4652
- 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:1944

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/1664-133-0x0000000000E50000-0x0000000000EF0000-memory.dmp

Filesize
640KB

Download
memory/1664-147-0x0000000000E50000-0x0000000000EF0000-memory.dmp

Filesize
640KB

Download