f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23

Analysis

max time kernel
162s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2023, 00:22

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General

Target

f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe
Size

266KB
MD5

d7d93a1060ad662013a5479ad8110a98
SHA1

1f3f3c550a87ac6ccd2dc80d60fd964563dfa0be
SHA256

f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23
SHA512

fbc90db090ec70ede584872c847d45799f2e1877aa271d0fa03c2c0ffe167521b23c0caa439eb8a4f51ce6fe5299cfd80f838d602185c699ec562c24f5b6d33d
SSDEEP

6144:jXzKdNY49u8rVcr+SEhI1pRDl8yuEF01net:ca4Az80p2EF01

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-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe

Executes dropped EXE 2 IoCs

pid	Process
5060	ITS SB App Switch.exe
2860	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1336-0-0x0000000000490000-0x0000000000530000-memory.dmp	upx
behavioral2/memory/1336-14-0x0000000000490000-0x0000000000530000-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
1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe
1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe
1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe
1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 5060	1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe	86
PID 1336 wrote to memory of 5060	1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe	86
PID 1336 wrote to memory of 5060	1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe	86
PID 1336 wrote to memory of 2860	1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe	87
PID 1336 wrote to memory of 2860	1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe	87
PID 1336 wrote to memory of 2860	1336	f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe	87

C:\Users\Admin\AppData\Local\Temp\f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe
"C:\Users\Admin\AppData\Local\Temp\f4f5a92e8e427a6e5d9ea0ed2656e5cbb5f8891b13e3f54afb69b4859b2fbe23.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1336
- 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:5060
- 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:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/1336-0-0x0000000000490000-0x0000000000530000-memory.dmp

Filesize
640KB

Download
memory/1336-14-0x0000000000490000-0x0000000000530000-memory.dmp

Filesize
640KB

Download