23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
12-05-2023 17:49

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General

Target

23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe
Size

277KB
MD5

1e32ae3c037b0459b4787c234b7e7754
SHA1

e7b23fde49f9a8458dd089393faa78e14c2b15aa
SHA256

23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa
SHA512

33107720b9fbf22e3774687cf3edabc5c89f508a0fb285457b2eb587af55274f8fdccdaa97cdde81ffae2970e0e9af800fbcb216b64f14b675030bb81719b91c
SSDEEP

6144:qXzKdNY49u8rVA7t5pugmv+3gkCK2xP01netI:pa4A35nI0y01n

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/2640-133-0x0000000000B80000-0x0000000000C20000-memory.dmp	upx
behavioral1/memory/2640-147-0x0000000000B80000-0x0000000000C20000-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-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe

Executes dropped EXE 2 IoCs

pid	Process
3776	ITS SB App Switch.exe
2688	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
2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe
2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe
2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe
2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 3776	2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe	87
PID 2640 wrote to memory of 3776	2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe	87
PID 2640 wrote to memory of 3776	2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe	87
PID 2640 wrote to memory of 2688	2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe	88
PID 2640 wrote to memory of 2688	2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe	88
PID 2640 wrote to memory of 2688	2640	23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe	88

C:\Users\Admin\AppData\Local\Temp\23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe
"C:\Users\Admin\AppData\Local\Temp\23cb0d01ef50df66a29b18ffee717b06a43405773ea3a26d590d7c44796e2bfa.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2640
- 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:3776
- 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:2688

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/2640-133-0x0000000000B80000-0x0000000000C20000-memory.dmp

Filesize
640KB

Download
memory/2640-147-0x0000000000B80000-0x0000000000C20000-memory.dmp

Filesize
640KB

Download