f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2

Analysis

max time kernel
90s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
11/02/2023, 20:54

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General

Target

f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe
Size

277KB
MD5

dbed818aa7a51190fde9315e0a0cc195
SHA1

29b1d9ca703a8f199ce2d38e32ac0de3970d84db
SHA256

f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2
SHA512

cc1dcc7752a16aebee0caa1b4666e23112c974dc0fcdcb6598097a80a73f8761eeaae94818bfdd1f057d603ef5b3fd49758bf807ce8664a92f4f2f3a175bed15
SSDEEP

3072:cNXEGZJWhfNFC4S60+XoLczrVmXAsv1pm6spzWGLiw6Zau4NDBzdrmaDbIZIH01/:KXzKdNY49u8rVtsvW61wzz9j01netY

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe

Executes dropped EXE 2 IoCs

pid	Process
4980	ITS SB App Switch.exe
2076	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/4904-132-0x0000000000CB0000-0x0000000000D50000-memory.dmp	upx
behavioral1/memory/4904-137-0x0000000000CB0000-0x0000000000D50000-memory.dmp	upx
behavioral1/memory/4904-138-0x0000000000CB0000-0x0000000000D50000-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
4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe
4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe
4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe
4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 4980	4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe	82
PID 4904 wrote to memory of 4980	4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe	82
PID 4904 wrote to memory of 4980	4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe	82
PID 4904 wrote to memory of 2076	4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe	83
PID 4904 wrote to memory of 2076	4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe	83
PID 4904 wrote to memory of 2076	4904	f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe	83

C:\Users\Admin\AppData\Local\Temp\f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe
"C:\Users\Admin\AppData\Local\Temp\f0a3061fc5c232c63bd176058f20a47eeb91f9c3e1abb0403afd3b9ac031c4f2.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4904
- 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:4980
- 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:2076

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
memory/4904-132-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download
memory/4904-137-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download
memory/4904-138-0x0000000000CB0000-0x0000000000D50000-memory.dmp

Filesize
640KB

Download