1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2

Analysis

max time kernel
90s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2023, 02:19

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General

Target

1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe
Size

277KB
MD5

d72581e308428513144519bbf86c9ff3
SHA1

88b985cb18e7bd8ad0d03e5173f191f1348fe352
SHA256

1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2
SHA512

cf0068f51b2baeb256e0e07cdce05cde3fc888a4145156a1582c7e3d12fb6e128e95bb3cabdf754e3df2578de451a7333c25c4563bc8ef6ec4e761aa2ad6bc3b
SSDEEP

6144:YXzKdNY49u8rVOJm4bASgv3IXNG01net5:Ha4AlJm4cSgvp01m

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/1688-134-0x0000000000890000-0x0000000000930000-memory.dmp	upx
behavioral1/memory/1688-147-0x0000000000890000-0x0000000000930000-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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe

Executes dropped EXE 2 IoCs

pid	Process
4108	ITS SB App Switch.exe
3552	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
1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe
1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe
1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe
1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 4108	1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe	83
PID 1688 wrote to memory of 4108	1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe	83
PID 1688 wrote to memory of 4108	1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe	83
PID 1688 wrote to memory of 3552	1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe	84
PID 1688 wrote to memory of 3552	1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe	84
PID 1688 wrote to memory of 3552	1688	1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe	84

C:\Users\Admin\AppData\Local\Temp\1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe
"C:\Users\Admin\AppData\Local\Temp\1e99914c6403c087f7deea3bf6d5f55908ae240007f400c30307aac90137c6f2.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1688
- 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:4108
- 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:3552

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/1688-134-0x0000000000890000-0x0000000000930000-memory.dmp

Filesize
640KB

Download
memory/1688-147-0x0000000000890000-0x0000000000930000-memory.dmp

Filesize
640KB

Download