a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7

Analysis

max time kernel
116s
max time network
140s
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, 16:06

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General

Target

a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe
Size

277KB
MD5

cc4c3a5fb2c8171ddfaa547563b8fb52
SHA1

1eff8e5e8c880f84930b0a3176fe645443d160d3
SHA256

a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7
SHA512

9ec954e5c04accb8189fac6c3010390831d3eabff130f54ca150201cd529289536ae6d26a31dcdeb647bae8d4380816ac01a0301942351d3e95b102006a9a5ff
SSDEEP

6144:9XzKdNY49u8rVnJxaHWgtHMlr5xuRrUZ01netz:ea4AgCHzilNxB01M

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe

Executes dropped EXE 2 IoCs

pid	Process
2296	ITS SB App Switch.exe
4996	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/1224-132-0x0000000000DC0000-0x0000000000E60000-memory.dmp	upx
behavioral1/memory/1224-133-0x0000000000DC0000-0x0000000000E60000-memory.dmp	upx
behavioral1/memory/1224-139-0x0000000000DC0000-0x0000000000E60000-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
1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe
1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe
1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe
1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2296	1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe	79
PID 1224 wrote to memory of 2296	1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe	79
PID 1224 wrote to memory of 2296	1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe	79
PID 1224 wrote to memory of 4996	1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe	80
PID 1224 wrote to memory of 4996	1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe	80
PID 1224 wrote to memory of 4996	1224	a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe	80

C:\Users\Admin\AppData\Local\Temp\a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe
"C:\Users\Admin\AppData\Local\Temp\a9a1e3d328933c11cfb54a0f3679e787da471dc472120ca561ff7a1e67b7f9e7.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1224
- 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:2296
- 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:4996

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/1224-132-0x0000000000DC0000-0x0000000000E60000-memory.dmp

Filesize
640KB

Download
memory/1224-133-0x0000000000DC0000-0x0000000000E60000-memory.dmp

Filesize
640KB

Download
memory/1224-139-0x0000000000DC0000-0x0000000000E60000-memory.dmp

Filesize
640KB

Download