16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c

Analysis

max time kernel
136s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
03/03/2023, 16:32

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General

Target

16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe
Size

277KB
MD5

fd604a5c4cb0a9275dea2af363ea6786
SHA1

4c7e0343826bd24f31c8d306a1c17d93b12eb91d
SHA256

16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c
SHA512

fad8c9d03b90bb38d0fd1cce99f5265f3c6c6f4e4b2c884d7d80e97c652beed91f92b5f47996d2bba24cd0d4847343b16902d56f68b5365d01f0dff4dd6b253d
SSDEEP

3072:8NXEGZJWhfNFC4S60+XoLczrVmXv1ZrosItFjCf5LYbetfx1oigW4EbTH01ne4Po:qXzKdNY49u8rVg740Ffx1oin01netR

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	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe

Executes dropped EXE 2 IoCs

pid	Process
3704	ITS SB App Switch.exe
5084	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/900-134-0x0000000000420000-0x00000000004C0000-memory.dmp	upx
behavioral1/memory/900-147-0x0000000000420000-0x00000000004C0000-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
900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe
900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe
900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe
900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 3704	900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe	81
PID 900 wrote to memory of 3704	900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe	81
PID 900 wrote to memory of 3704	900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe	81
PID 900 wrote to memory of 5084	900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe	82
PID 900 wrote to memory of 5084	900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe	82
PID 900 wrote to memory of 5084	900	16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe	82

C:\Users\Admin\AppData\Local\Temp\16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe
"C:\Users\Admin\AppData\Local\Temp\16803768a7ffc997456f34ff663716c68db6c81ffb8aca51d2b40582e35e692c.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:900
- 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:3704
- 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:5084

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/900-134-0x0000000000420000-0x00000000004C0000-memory.dmp

Filesize
640KB

Download
memory/900-147-0x0000000000420000-0x00000000004C0000-memory.dmp

Filesize
640KB

Download