f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52

Analysis

max time kernel
129s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 02:38

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General

Target

f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe
Size

266KB
MD5

4b2f44745df34a9631fb8d5dea3e9b85
SHA1

68d88f87427071bba1b6745fd60a9ec226ca680e
SHA256

f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52
SHA512

6af6b5880678e7bb04497a2bd0b0cc645c89af1de30be942604acc828d8fb350da418522fc46e117ecad0c3c7a749dfd66f52eb1be637bcd7f3f1030c155bc8b
SSDEEP

6144:4XzKdNY49u8rV/8vWt6/gkq+IyMePe001net:na4AIYL/gkqryMN001

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:

f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

2972 ITS SB App Switch.exe
976 ITS SB App Switch.exe

pid	process
2972	ITS SB App Switch.exe
976	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/3152-0-0x00000000001C0000-0x0000000000260000-memory.dmp	upx
behavioral1/memory/3152-15-0x00000000001C0000-0x0000000000260000-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

Processes:

f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe

pid	process
3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe
3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe
3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe
3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe

description	pid	process	target process
PID 3152 wrote to memory of 2972	3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe	ITS SB App Switch.exe
PID 3152 wrote to memory of 2972	3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe	ITS SB App Switch.exe
PID 3152 wrote to memory of 2972	3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe	ITS SB App Switch.exe
PID 3152 wrote to memory of 976	3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe	ITS SB App Switch.exe
PID 3152 wrote to memory of 976	3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe	ITS SB App Switch.exe
PID 3152 wrote to memory of 976	3152	f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe
"C:\Users\Admin\AppData\Local\Temp\f923db545a8d5d38da1ccb9d3582ac5adec2ed8a8dc27eb865d4f57e4b695b52.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3152

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:2972

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:976

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/3152-0-0x00000000001C0000-0x0000000000260000-memory.dmp

Filesize
640KB

Download
memory/3152-15-0x00000000001C0000-0x0000000000260000-memory.dmp

Filesize
640KB

Download