88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16

Analysis

max time kernel
169s
max time network
212s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2023, 19:25

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General

Target

88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe
Size

277KB
MD5

0d159abb6f67c1820226aac20fc7776a
SHA1

ffd3eac560cdefd8bc0778dfe7f8ad6acfd8e4da
SHA256

88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16
SHA512

3029d1fa353fb0541374d915fa44e37f1373383c285fcba1e88f7e1fd0fd3e900c45fc1564ec0ebdf05b8deff326e5681005cb30c517bacac5c554a762ff6b27
SSDEEP

6144:xXzKdNY49u8rVf7teSEhI1pRDl8yuLN01neti:qa4AIj80p2J01B

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe

Executes dropped EXE 2 IoCs

pid	Process
2128	ITS SB App Switch.exe
1124	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/3972-132-0x0000000000610000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/3972-133-0x0000000000610000-0x00000000006B0000-memory.dmp	upx
behavioral1/memory/3972-139-0x0000000000610000-0x00000000006B0000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe
3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe
3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe
3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 2128	3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe	80
PID 3972 wrote to memory of 2128	3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe	80
PID 3972 wrote to memory of 2128	3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe	80
PID 3972 wrote to memory of 1124	3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe	81
PID 3972 wrote to memory of 1124	3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe	81
PID 3972 wrote to memory of 1124	3972	88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe	81

C:\Users\Admin\AppData\Local\Temp\88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe
"C:\Users\Admin\AppData\Local\Temp\88d9a16f2e0b4ba44b3e1c6985d8993c91cd412efca8696d143ab7941b97ad16.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3972
- 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:2128
- 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:1124

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/3972-132-0x0000000000610000-0x00000000006B0000-memory.dmp

Filesize
640KB

Download
memory/3972-133-0x0000000000610000-0x00000000006B0000-memory.dmp

Filesize
640KB

Download
memory/3972-139-0x0000000000610000-0x00000000006B0000-memory.dmp

Filesize
640KB

Download