4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20/04/2024, 23:19

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General

Target

4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe
Size

266KB
MD5

82e686252e69d644073994262834dbd9
SHA1

80d6787e4da72730b35cc971e65047ebd41e5503
SHA256

4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f
SHA512

19da3004380e3d57ecec529980ef8b9f9546028f693e5b8eb707884c8ba35ec0609b4bd49ed816c1d4e18be098965c78f49c0b6b843805195ac3750ea9157124
SSDEEP

6144:OXzKdNY49u8rVLJm4I4cj3VUKIpBdv01net:Va4AoJm4I4cxfIV01

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-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe

Executes dropped EXE 2 IoCs

pid	Process
2148	ITS SB App Switch.exe
228	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/1796-0-0x0000000000FC0000-0x0000000001060000-memory.dmp	upx
behavioral1/memory/1796-14-0x0000000000FC0000-0x0000000001060000-memory.dmp	upx

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
1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe
1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe
1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe
1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 2148	1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe	86
PID 1796 wrote to memory of 2148	1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe	86
PID 1796 wrote to memory of 2148	1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe	86
PID 1796 wrote to memory of 228	1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe	87
PID 1796 wrote to memory of 228	1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe	87
PID 1796 wrote to memory of 228	1796	4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe	87

C:\Users\Admin\AppData\Local\Temp\4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe
"C:\Users\Admin\AppData\Local\Temp\4f515b427adb926b4f3ceb1f12aefae82856af8bfbf5d1baad91c997c8cbf94f.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1796
- 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:2148
- 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:228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
memory/1796-0-0x0000000000FC0000-0x0000000001060000-memory.dmp

Filesize
640KB

Download
memory/1796-14-0x0000000000FC0000-0x0000000001060000-memory.dmp

Filesize
640KB

Download