e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5

Analysis

max time kernel
135s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
04/05/2023, 22:41

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General

Target

e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe
Size

277KB
MD5

8af7779e3c133df8754598e1c36982ab
SHA1

8a00f08a14f2da50bfa2f100de9cd4cf874ddd0b
SHA256

e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5
SHA512

8a47c0bcb923ccdd853037698038e58e8573642e90c1ed2886a4810de6d16e96b6481a3dd93b5939927297d8c14602f57a5a9ff7972854163e599856f185cf0c
SSDEEP

6144:TXzKdNY49u8rVYHrm7JCKvMiqGv601netQ:Ma4A1r2kl01f

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/3224-133-0x0000000000F40000-0x0000000000FE0000-memory.dmp	upx
behavioral1/memory/3224-147-0x0000000000F40000-0x0000000000FE0000-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	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe

Executes dropped EXE 2 IoCs

pid	Process
4952	ITS SB App Switch.exe
4208	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
3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe
3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe
3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe
3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 4952	3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe	82
PID 3224 wrote to memory of 4952	3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe	82
PID 3224 wrote to memory of 4952	3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe	82
PID 3224 wrote to memory of 4208	3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe	83
PID 3224 wrote to memory of 4208	3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe	83
PID 3224 wrote to memory of 4208	3224	e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe	83

C:\Users\Admin\AppData\Local\Temp\e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe
"C:\Users\Admin\AppData\Local\Temp\e3a21c96bb69fb760db5d67df3a627864799fdb508f6223e7006b2451d84ecf5.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3224
- 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:4952
- 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:4208

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/3224-133-0x0000000000F40000-0x0000000000FE0000-memory.dmp

Filesize
640KB

Download
memory/3224-147-0x0000000000F40000-0x0000000000FE0000-memory.dmp

Filesize
640KB

Download