3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb

Analysis

max time kernel
60s
max time network
129s
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, 08:05

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General

Target

3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe
Size

277KB
MD5

6cebd774486baacb15239eac2dbf94e2
SHA1

dc4f3c1807cd8142aae1213771efcc2a4bc6ad8f
SHA256

3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb
SHA512

889f71b8abec2c0413d81005d99e428329276af2a164a82a3fbd64fb3548fd7d9dd0e63efb5a129bf866173ec9d1d4d427b15996894900c7682049a92ec4ffef
SSDEEP

6144:wXzKdNY49u8rVdrm0xifVEoSErrRX01netv:va4AyrL+VzRX01I

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/4144-133-0x0000000000390000-0x0000000000430000-memory.dmp	upx
behavioral1/memory/4144-147-0x0000000000390000-0x0000000000430000-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	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe

Executes dropped EXE 2 IoCs

pid	Process
796	ITS SB App Switch.exe
1272	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
4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe
4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe
4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe
4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4144 wrote to memory of 796	4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe	85
PID 4144 wrote to memory of 796	4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe	85
PID 4144 wrote to memory of 796	4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe	85
PID 4144 wrote to memory of 1272	4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe	86
PID 4144 wrote to memory of 1272	4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe	86
PID 4144 wrote to memory of 1272	4144	3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe	86

C:\Users\Admin\AppData\Local\Temp\3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe
"C:\Users\Admin\AppData\Local\Temp\3e6c42d3b491f69b5e894dae62dbc63d37b982a9462c68c3f01f0ecf1f8cdddb.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4144
- 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:796
- 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:1272

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/4144-133-0x0000000000390000-0x0000000000430000-memory.dmp

Filesize
640KB

Download
memory/4144-147-0x0000000000390000-0x0000000000430000-memory.dmp

Filesize
640KB

Download