a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f

Analysis

max time kernel
106s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14-05-2023 01:03

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General

Target

a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe
Size

277KB
MD5

fbef30331c721c2e3d95ee71569b31db
SHA1

47b6acc7b81951ba22585b4dc49a5182a2fbcf61
SHA256

a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f
SHA512

9bb307a48703db6289adc313141236a675e9c7390678403addf139718ae3f81fbd7e0242c8aab0c53ebf9b7683c776cb0545d7db21e9f61e30b14ad7fbd68bd7
SSDEEP

6144:JXzKdNY49u8rVE1tZKQriGtJjcWVD01netk:ya4AxXri6JZD01f

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1832-134-0x0000000000300000-0x00000000003A0000-memory.dmp	upx
behavioral1/memory/1832-147-0x0000000000300000-0x00000000003A0000-memory.dmp	upx
behavioral1/memory/1832-149-0x0000000000300000-0x00000000003A0000-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	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe

Executes dropped EXE 2 IoCs

pid	Process
1628	ITS SB App Switch.exe
1280	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
1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe
1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe
1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe
1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 1628	1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe	84
PID 1832 wrote to memory of 1628	1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe	84
PID 1832 wrote to memory of 1628	1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe	84
PID 1832 wrote to memory of 1280	1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe	85
PID 1832 wrote to memory of 1280	1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe	85
PID 1832 wrote to memory of 1280	1832	a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe	85

C:\Users\Admin\AppData\Local\Temp\a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe
"C:\Users\Admin\AppData\Local\Temp\a5160b098a3e5db46a99774d596f745384e6f9d1542c9920e3288f173d89264f.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1832
- 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:1628
- 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:1280

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/1832-134-0x0000000000300000-0x00000000003A0000-memory.dmp

Filesize
640KB

Download
memory/1832-147-0x0000000000300000-0x00000000003A0000-memory.dmp

Filesize
640KB

Download
memory/1832-149-0x0000000000300000-0x00000000003A0000-memory.dmp

Filesize
640KB

Download