c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 02:19

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General

Target

c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe
Size

266KB
MD5

f7266c34c169907a025e40d84cc45e05
SHA1

09a3ec7e7ec06df82be24a00d7215e3dc37748f7
SHA256

c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f
SHA512

001cf3babe4e9d56e4be52a1cc8c6cc65d809215893debfec90642dc71db8251a6090f55070440b6ca51a192afa5d99975b00f84ebb7278fb8214eb9002e7cf8
SSDEEP

6144:ZXzKdNY49u8rVM7t1R4wxYBh/UQ01net:Ca4AFP4wxgx01

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:

c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

2536 ITS SB App Switch.exe
2892 ITS SB App Switch.exe

pid	process
2536	ITS SB App Switch.exe
2892	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/2948-0-0x0000000000CA0000-0x0000000000D40000-memory.dmp	upx
behavioral1/memory/2948-15-0x0000000000CA0000-0x0000000000D40000-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:

c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe

pid	process
2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe
2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe
2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe
2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe

description	pid	process	target process
PID 2948 wrote to memory of 2536	2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe	ITS SB App Switch.exe
PID 2948 wrote to memory of 2536	2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe	ITS SB App Switch.exe
PID 2948 wrote to memory of 2536	2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe	ITS SB App Switch.exe
PID 2948 wrote to memory of 2892	2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe	ITS SB App Switch.exe
PID 2948 wrote to memory of 2892	2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe	ITS SB App Switch.exe
PID 2948 wrote to memory of 2892	2948	c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe
"C:\Users\Admin\AppData\Local\Temp\c1f37eaf1dd1122279f9fe78b0428d88bff3b77774ecbbdb5ca1e5a6d98ab32f.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2948

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:2536

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:2892

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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/2948-0-0x0000000000CA0000-0x0000000000D40000-memory.dmp

Filesize
640KB

Download
memory/2948-15-0x0000000000CA0000-0x0000000000D40000-memory.dmp

Filesize
640KB

Download