d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd

Analysis

max time kernel
62s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
11/04/2023, 07:07

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General

Target

d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe
Size

277KB
MD5

0bc9e5b0d3bd9c9c6e634d74db57ec2c
SHA1

e01603d4b2443a58137204b410f21d40d67fa9be
SHA256

d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd
SHA512

120aba9798fee3e19552a0ff012c78a8a712ece5f26a0ca2bc8ce19f0887e084337124c3c6aba1e14cf22bc9de6b792c002c34507cda83d18360e9c00efdb8a2
SSDEEP

6144:JXzKdNY49u8rV3Jm4vsHHN4oqXGH01netF:ya4AkJm4vsHt4jc01S

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-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe

Executes dropped EXE 2 IoCs

pid	Process
2044	ITS SB App Switch.exe
1524	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/4740-136-0x0000000000B90000-0x0000000000C30000-memory.dmp	upx
behavioral1/memory/4740-150-0x0000000000B90000-0x0000000000C30000-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
4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe
4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe
4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe
4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 2044	4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe	82
PID 4740 wrote to memory of 2044	4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe	82
PID 4740 wrote to memory of 2044	4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe	82
PID 4740 wrote to memory of 1524	4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe	83
PID 4740 wrote to memory of 1524	4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe	83
PID 4740 wrote to memory of 1524	4740	d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe	83

C:\Users\Admin\AppData\Local\Temp\d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe
"C:\Users\Admin\AppData\Local\Temp\d3cb723cca943eb62c17551a1a7c3d061bd573cba8dba0788129d044a6cb37bd.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4740
- 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:2044
- 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:1524

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/4740-136-0x0000000000B90000-0x0000000000C30000-memory.dmp

Filesize
640KB

Download
memory/4740-150-0x0000000000B90000-0x0000000000C30000-memory.dmp

Filesize
640KB

Download