24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1

Analysis

max time kernel
92s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
02/03/2023, 23:28

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General

Target

24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe
Size

277KB
MD5

fcbb3d9d32dd1e25b287c6d58c229753
SHA1

ec9f323f461165c2bed0691beecf5b3090a9a115
SHA256

24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1
SHA512

e4ec61b2eeacca377976fd1145a55fd4e64a653b3ac63a9fa42d170eb18e9e54919c0ccf98ed43c27478f8024ee2532904d8217daaa35875c595a6ae914c0635
SSDEEP

6144:nXzKdNY49u8rV/OohV7k1QXzF5OuQhL01nety:4a4AyV/7lXih01R

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe

Executes dropped EXE 2 IoCs

pid	Process
2236	ITS SB App Switch.exe
1336	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/1944-134-0x0000000000D90000-0x0000000000E30000-memory.dmp	upx
behavioral1/memory/1944-147-0x0000000000D90000-0x0000000000E30000-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
1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe
1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe
1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe
1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2236	1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe	86
PID 1944 wrote to memory of 2236	1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe	86
PID 1944 wrote to memory of 2236	1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe	86
PID 1944 wrote to memory of 1336	1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe	87
PID 1944 wrote to memory of 1336	1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe	87
PID 1944 wrote to memory of 1336	1944	24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe	87

C:\Users\Admin\AppData\Local\Temp\24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe
"C:\Users\Admin\AppData\Local\Temp\24b734879f4e4c7f924fe246fb87fba871596434b14cd7e0f8eac24bd77a8da1.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1944
- 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:2236
- 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:1336

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/1944-134-0x0000000000D90000-0x0000000000E30000-memory.dmp

Filesize
640KB

Download
memory/1944-147-0x0000000000D90000-0x0000000000E30000-memory.dmp

Filesize
640KB

Download