4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c

Analysis

max time kernel
88s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
28-03-2023 06:12

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General

Target

4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe
Size

277KB
MD5

9702b731cbb656ef1b412872c413a9fd
SHA1

45d063a4771620ae5757c279394a2fb73e98253c
SHA256

4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c
SHA512

78c953fa88000cc7c45c34f482f92a1dd02868dc79070c0420e4e065ab199830e1563750adfdf94976fcda681cf3156ab8f6ad4ef4d4ffc34d9bd45e3d376484
SSDEEP

6144:WXzKdNY49u8rVpzYriGtJjcWo301netkD:ta4AAYri6JW01l

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

Processes:

4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

852 ITS SB App Switch.exe
1700 ITS SB App Switch.exe

pid	process
852	ITS SB App Switch.exe
1700	ITS SB App Switch.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/992-133-0x0000000000580000-0x0000000000620000-memory.dmp	upx
behavioral1/memory/992-147-0x0000000000580000-0x0000000000620000-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

Processes:

4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe

pid	process
992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe
992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe
992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe
992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe

description	pid	process	target process
PID 992 wrote to memory of 852	992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe	ITS SB App Switch.exe
PID 992 wrote to memory of 852	992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe	ITS SB App Switch.exe
PID 992 wrote to memory of 852	992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe	ITS SB App Switch.exe
PID 992 wrote to memory of 1700	992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe	ITS SB App Switch.exe
PID 992 wrote to memory of 1700	992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe	ITS SB App Switch.exe
PID 992 wrote to memory of 1700	992	4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe
"C:\Users\Admin\AppData\Local\Temp\4707fb1e90842dfc3af2d7d9a568cca6409d92cec94df5d83e550a7acc2aac0c.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:992

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:852

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:1700

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

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/992-133-0x0000000000580000-0x0000000000620000-memory.dmp

Filesize
640KB

Download
memory/992-147-0x0000000000580000-0x0000000000620000-memory.dmp

Filesize
640KB

Download