e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807

Analysis

max time kernel
146s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
13-03-2023 21:46

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General

Target

e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe
Size

277KB
MD5

07c9a99b87d67a81ae63868b4bb7b564
SHA1

0dcbe5ba1c1bf101d57391b78f2dbc06c5153487
SHA256

e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807
SHA512

fff83669f6db8c91e36c5315218ebc05c578953e88fcef548694493a4892c511c981e07aa0ca191d3269438dc82cb05ed43cf697053aa7c9aad314b6fb7f5031
SSDEEP

3072:ANXEGZJWhfNFC4S60+XoLczrVmXisGe/YDlXnOBATu3rejB1MiqGwrH01ne4PKiN:uXzKdNY49u8rViHINJCKvMiqGM01nete

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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe

Executes dropped EXE 2 IoCs

pid	Process
1240	ITS SB App Switch.exe
4844	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/2008-134-0x0000000000110000-0x00000000001B0000-memory.dmp	upx
behavioral1/memory/2008-147-0x0000000000110000-0x00000000001B0000-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
2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe
2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe
2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe
2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 1240	2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe	83
PID 2008 wrote to memory of 1240	2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe	83
PID 2008 wrote to memory of 1240	2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe	83
PID 2008 wrote to memory of 4844	2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe	84
PID 2008 wrote to memory of 4844	2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe	84
PID 2008 wrote to memory of 4844	2008	e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe	84

C:\Users\Admin\AppData\Local\Temp\e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe
"C:\Users\Admin\AppData\Local\Temp\e28876f5f57cd497da46fc4aad1ac6496624d38b67c79f9ded6e3c5e8b81a807.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2008
- 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:1240
- 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:4844

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/2008-134-0x0000000000110000-0x00000000001B0000-memory.dmp

Filesize
640KB

Download
memory/2008-147-0x0000000000110000-0x00000000001B0000-memory.dmp

Filesize
640KB

Download