e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b

Analysis

max time kernel
61s
max time network
127s
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, 15:55

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe
Size

277KB
MD5

cfa69a000454e39d6230cd9f5cce94f4
SHA1

9a9463a41d91c22f2b67c3520d0e574b9a3fdd5c
SHA256

e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b
SHA512

c804acf636b7927162041ae8d074abe127e0e597a949c4cac54405c56a09a320760524f3bded9be6ecebc00115d8f71223d5ecfff079534d876c1e61c2c1456f
SSDEEP

6144:vXzKdNY49u8rVycvWtuSEhI1pRDl8yuv01nettI:wa4AL4k80p2v01EI

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe

Executes dropped EXE 2 IoCs

pid	Process
1312	ITS SB App Switch.exe
3632	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/1640-133-0x0000000000610000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/1640-147-0x0000000000610000-0x00000000006B0000-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
1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe
1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe
1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe
1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 1312	1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe	84
PID 1640 wrote to memory of 1312	1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe	84
PID 1640 wrote to memory of 1312	1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe	84
PID 1640 wrote to memory of 3632	1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe	85
PID 1640 wrote to memory of 3632	1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe	85
PID 1640 wrote to memory of 3632	1640	e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe	85

C:\Users\Admin\AppData\Local\Temp\e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe
"C:\Users\Admin\AppData\Local\Temp\e8b74504aacb919e57ca449668c3d9c69584626edfbbd8cbaf4f82310e3ead2b.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1640
- 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:1312
- 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:3632

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

Loading Replay Monitor...

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/1640-133-0x0000000000610000-0x00000000006B0000-memory.dmp

Filesize
640KB

Download
memory/1640-147-0x0000000000610000-0x00000000006B0000-memory.dmp

Filesize
640KB

Download