4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109

Analysis

max time kernel
139s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2023 10:39

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General

Target

4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe
Size

277KB
MD5

d672d7bdcfc2c8aa49f45c20c7fe3aa3
SHA1

05358fb938bda513b0e162ce6baa3a053c8316cc
SHA256

4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109
SHA512

c345c593c01419e3fcef738cce23bd50011488a1c8b67e171378b2e4a9b698d1065e8c5b2bb783135dfb4dae2bd94e40aca472c30fe9fcd57b8b2a97ffb9a85b
SSDEEP

6144:KXzKdNY49u8rVeH40Ffx1oiBKdp01nett:Ja4AHH4m3cp01S

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1472-133-0x0000000000CC0000-0x0000000000D60000-memory.dmp	upx
behavioral1/memory/1472-147-0x0000000000CC0000-0x0000000000D60000-memory.dmp	upx

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-1-5-21-4176143399-3250363947-192774652-1000\Control Panel\International\Geo\Nation	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe

Executes dropped EXE 2 IoCs

pid	Process
920	ITS SB App Switch.exe
1352	ITS SB App Switch.exe

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
1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe
1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe
1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe
1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 920	1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe	84
PID 1472 wrote to memory of 920	1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe	84
PID 1472 wrote to memory of 920	1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe	84
PID 1472 wrote to memory of 1352	1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe	85
PID 1472 wrote to memory of 1352	1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe	85
PID 1472 wrote to memory of 1352	1472	4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe	85

C:\Users\Admin\AppData\Local\Temp\4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe
"C:\Users\Admin\AppData\Local\Temp\4266ce83921eaff21b95f3a73b41000164bc5257a829a3efaf8a4d53c42f2109.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1472
- 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:920
- 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:1352

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/1472-133-0x0000000000CC0000-0x0000000000D60000-memory.dmp

Filesize
640KB

Download
memory/1472-147-0x0000000000CC0000-0x0000000000D60000-memory.dmp

Filesize
640KB

Download