5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
23-04-2023 21:07

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General

Target

5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe
Size

277KB
MD5

fb7143796403c8e43e5f068e242297c6
SHA1

1bd759681ea1c5a6d731fd3024e19d298e623a77
SHA256

5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab
SHA512

9be52fbc57b2af3a4dd6961190a6e1d737cc48eced32bf7e5a74e2ef0d4d44d6ba721b67086eb34a1b6d02eedc51a8652dc2e23f2ec7894e4e48963fa9c83fa3
SSDEEP

6144:RXzKdNY49u8rVOjnLf9lk3nzlMY2qzNT01netx:Ka4A5jn79qBzbNT01+

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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe

Executes dropped EXE 2 IoCs

pid	Process
3296	ITS SB App Switch.exe
3812	ITS SB App Switch.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/5108-134-0x00000000009F0000-0x0000000000A90000-memory.dmp	upx
behavioral1/memory/5108-147-0x00000000009F0000-0x0000000000A90000-memory.dmp	upx
behavioral1/memory/5108-148-0x00000000009F0000-0x0000000000A90000-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
5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe
5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe
5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe
5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 3296	5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe	76
PID 5108 wrote to memory of 3296	5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe	76
PID 5108 wrote to memory of 3296	5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe	76
PID 5108 wrote to memory of 3812	5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe	77
PID 5108 wrote to memory of 3812	5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe	77
PID 5108 wrote to memory of 3812	5108	5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe	77

C:\Users\Admin\AppData\Local\Temp\5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe
"C:\Users\Admin\AppData\Local\Temp\5e8fc487b00ef839a9b88688cb8eb3216edcfb4e76ce95008fcd91e9297a6aab.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5108
- 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:3296
- 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:3812

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/5108-134-0x00000000009F0000-0x0000000000A90000-memory.dmp

Filesize
640KB

Download
memory/5108-147-0x00000000009F0000-0x0000000000A90000-memory.dmp

Filesize
640KB

Download
memory/5108-148-0x00000000009F0000-0x0000000000A90000-memory.dmp

Filesize
640KB

Download