b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974

Analysis

max time kernel
77s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/06/2023, 22:04

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General

Target

b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe
Size

277KB
MD5

32277c3f1a822054ac8bdfe70850ecef
SHA1

37937d9562e6a94955e2a38015bea7374682b051
SHA256

b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974
SHA512

652c9cac16fb23fc82084976dafc5f7831fe631450cbb809526d1b6365284648cd5860900942350ba5c656826d6be3cf9a1df0a1c95af559845c21ad2123aabc
SSDEEP

6144:lXzKdNY49u8rVHrYkNGvWz8mvP6rP01netz:Wa4AGrYKGvWX4018

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/1504-134-0x00000000006A0000-0x0000000000740000-memory.dmp	upx
behavioral1/memory/1504-147-0x00000000006A0000-0x0000000000740000-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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe

Executes dropped EXE 2 IoCs

pid	Process
1316	ITS SB App Switch.exe
4448	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
1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe
1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe
1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe
1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1316	1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe	84
PID 1504 wrote to memory of 1316	1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe	84
PID 1504 wrote to memory of 1316	1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe	84
PID 1504 wrote to memory of 4448	1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe	85
PID 1504 wrote to memory of 4448	1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe	85
PID 1504 wrote to memory of 4448	1504	b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe	85

C:\Users\Admin\AppData\Local\Temp\b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe
"C:\Users\Admin\AppData\Local\Temp\b75705e9740659ad92772bcc94397219b70f1b92356c160bb2073527db969974.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1504
- 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:1316
- 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:4448

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/1504-134-0x00000000006A0000-0x0000000000740000-memory.dmp

Filesize
640KB

Download
memory/1504-147-0x00000000006A0000-0x0000000000740000-memory.dmp

Filesize
640KB

Download