dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5

Analysis

max time kernel
54s
max time network
71s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
28-03-2023 03:03

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General

Target

dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe
Size

277KB
MD5

b50920ac80ede7b3a95cf874000093e4
SHA1

2ec8d16fa759b74d060dad6a0a1b54aae428593f
SHA256

dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5
SHA512

de2a7d76bcc81aa733da67296aca7a712bea90883328caa7f90e69d71eeb0c0e3ad0ed341908c23e180d471762a2c787392e8b3adfdaa4f73f2ebc32ca91c83c
SSDEEP

6144:9XzKdNY49u8rVpTnuT/TRPkTMe//01netH:ea4A4Tnu/tPCN//01A

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

ITS SB App Switch.exeITS SB App Switch.exe

pid process

3140 ITS SB App Switch.exe
4924 ITS SB App Switch.exe

pid	process
3140	ITS SB App Switch.exe
4924	ITS SB App Switch.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/376-120-0x0000000000910000-0x00000000009B0000-memory.dmp	upx
behavioral1/memory/376-127-0x0000000000910000-0x00000000009B0000-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

Processes:

dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe

pid	process
376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe
376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe
376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe
376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe

description	pid	process	target process
PID 376 wrote to memory of 3140	376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe	ITS SB App Switch.exe
PID 376 wrote to memory of 3140	376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe	ITS SB App Switch.exe
PID 376 wrote to memory of 3140	376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe	ITS SB App Switch.exe
PID 376 wrote to memory of 4924	376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe	ITS SB App Switch.exe
PID 376 wrote to memory of 4924	376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe	ITS SB App Switch.exe
PID 376 wrote to memory of 4924	376	dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe	ITS SB App Switch.exe

C:\Users\Admin\AppData\Local\Temp\dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe
"C:\Users\Admin\AppData\Local\Temp\dccf3dce3ca4520f2fff39f4bd64e49dc5da6515d6927cc07891dd9c5af6bbd5.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:376

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:3140

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:4924

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

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/376-120-0x0000000000910000-0x00000000009B0000-memory.dmp

Filesize
640KB

Download
memory/376-127-0x0000000000910000-0x00000000009B0000-memory.dmp

Filesize
640KB

Download