18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44

Analysis

max time kernel
135s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14/04/2023, 05:11

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General

Target

18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe
Size

277KB
MD5

1633c5f9f75d4828f1f23185401692a5
SHA1

0fac1f3fac01865daabf28618ad1921cd43bef56
SHA256

18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44
SHA512

173eebaf7cd9104dfbad73c81243a31fa44a0b0d57f2c4582474b946ab450b66099ac9a5f36186b8b67e50b633bdd6f845ea13509538a5bf467306eea55cdaee
SSDEEP

6144:gXzKdNY49u8rV9HreUjLHu8DcGF01nets:fa4AMrrjzvcGF01z

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe

Executes dropped EXE 2 IoCs

pid	Process
3488	ITS SB App Switch.exe
4660	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/3664-134-0x0000000000410000-0x00000000004B0000-memory.dmp	upx
behavioral1/memory/3664-147-0x0000000000410000-0x00000000004B0000-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
3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe
3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe
3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe
3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3664 wrote to memory of 3488	3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe	83
PID 3664 wrote to memory of 3488	3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe	83
PID 3664 wrote to memory of 3488	3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe	83
PID 3664 wrote to memory of 4660	3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe	84
PID 3664 wrote to memory of 4660	3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe	84
PID 3664 wrote to memory of 4660	3664	18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe	84

C:\Users\Admin\AppData\Local\Temp\18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe
"C:\Users\Admin\AppData\Local\Temp\18aaa13eac151411cd297b39d2fb31316b14768e8ea3b5e9d3ac02e419406c44.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3664
- 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:3488
- 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:4660

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/3664-134-0x0000000000410000-0x00000000004B0000-memory.dmp

Filesize
640KB

Download
memory/3664-147-0x0000000000410000-0x00000000004B0000-memory.dmp

Filesize
640KB

Download