1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a

Analysis

max time kernel
87s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
28-05-2023 05:34

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General

Target

1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe
Size

277KB
MD5

49bfc0e269906ef3e99005508ddf58d0
SHA1

bf6a1ff420ef09da22a764cc4cbae50368cb711c
SHA256

1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a
SHA512

5d9eba976628d29201deac7f2bc7085bcfb348e7e5cf8b7934a4652f9f5dfddca254a150e678754c2dde1aad17f615fdf97382fe1f1d2a9c0081d6c602a98bf2
SSDEEP

3072:4NXEGZJWhfNFC4S60+XoLczrVmXA9ggY6fW/4aAoD1gad/gBh/S/bvH01ne4PKS2:GXzKdNY49u8rV1QGwxYBh/801net1

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/3216-133-0x0000000000BB0000-0x0000000000C50000-memory.dmp	upx
behavioral1/memory/3216-147-0x0000000000BB0000-0x0000000000C50000-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	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe

Executes dropped EXE 2 IoCs

pid	Process
3456	ITS SB App Switch.exe
3704	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
3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe
3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe
3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe
3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3216 wrote to memory of 3456	3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe	84
PID 3216 wrote to memory of 3456	3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe	84
PID 3216 wrote to memory of 3456	3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe	84
PID 3216 wrote to memory of 3704	3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe	85
PID 3216 wrote to memory of 3704	3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe	85
PID 3216 wrote to memory of 3704	3216	1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe	85

C:\Users\Admin\AppData\Local\Temp\1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe
"C:\Users\Admin\AppData\Local\Temp\1e559d2a7897e0522c0000e39c2243849f6bb772d7562498c10e0519542d2f8a.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3216
- 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:3456
- 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:3704

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/3216-133-0x0000000000BB0000-0x0000000000C50000-memory.dmp

Filesize
640KB

Download
memory/3216-147-0x0000000000BB0000-0x0000000000C50000-memory.dmp

Filesize
640KB

Download