e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2

Analysis

max time kernel
148s
max time network
151s
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 02:02

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General

Target

e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe
Size

266KB
MD5

c1a2fb9bc3ce4ca8c683ce30d3d8cc79
SHA1

b9bf588bcbe4a9adf596d97aa1796f783454b96e
SHA256

e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2
SHA512

d5185667430c3955950fb4bed7d58a03eae6ae93f7413cdef6fa6c31a767bcdda4528fada3920c2f75bbe34ff47aafefe2d00cc6f9bf0169546cc12cde54cd05
SSDEEP

3072:aNXEGZJWhfNFC4S60+XoLczrVmX4AxPJR7LTZrCQ8IVirmBtJjcWTwnbdH01ne4S:oXzKdNY49u8rV6RNriGtJjcWIJ01net

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:

e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

1636 ITS SB App Switch.exe
2028 ITS SB App Switch.exe

pid	process
1636	ITS SB App Switch.exe
2028	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/228-0-0x0000000000960000-0x0000000000A00000-memory.dmp	upx
behavioral1/memory/228-14-0x0000000000960000-0x0000000000A00000-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:

e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe

pid	process
228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe
228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe
228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe
228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe

description	pid	process	target process
PID 228 wrote to memory of 1636	228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe	ITS SB App Switch.exe
PID 228 wrote to memory of 1636	228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe	ITS SB App Switch.exe
PID 228 wrote to memory of 1636	228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe	ITS SB App Switch.exe
PID 228 wrote to memory of 2028	228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe	ITS SB App Switch.exe
PID 228 wrote to memory of 2028	228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe	ITS SB App Switch.exe
PID 228 wrote to memory of 2028	228	e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe
"C:\Users\Admin\AppData\Local\Temp\e91899d37cde581dd4fee5c8bfbe5eebe5ff457a4218f81076ab014691cab0b2.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:228

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:1636

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:2028

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/228-0-0x0000000000960000-0x0000000000A00000-memory.dmp

Filesize
640KB

Download
memory/228-14-0x0000000000960000-0x0000000000A00000-memory.dmp

Filesize
640KB

Download