2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73

General

Target

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
Size

192KB
MD5

522879aa7fba4392adf2216d0c076020
SHA1

cb14410d84aabbe51bc190bd58340c77e8f0eff5
SHA256

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73
SHA512

9111f95300ca94c3b75e66bcac19dab1fbe543d2099bbe7e2b1e30129753b85ddc8c2953b9fe5156c70cc457a7403cfaffca6d3f6eacd73613c01612b6b39b4e
SSDEEP

3072:4ShLIxdvKuGr7t5qCRFSoRQg/yqG9Kf5L/SV5qK:hiVCRFSoRQZC5L/hK

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exexiose.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	xiose.exe

Executes dropped EXE 1 IoCs

Processes:

xiose.exe

pid process

4456 xiose.exe

pid	process
4456	xiose.exe

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

Processes:

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe

Adds Run key to start application 2 TTPs 11 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

xiose.exe2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /r"	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /j"	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /i"	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /z"	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /a"	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /h"	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /g"	xiose.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run\	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /j"	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run\	xiose.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xiose = "C:\\Users\\Admin\\xiose.exe /t"	xiose.exe

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 26 IoCs

Processes:

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exexiose.exe

pid	process
1256	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
1256	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe
4456	xiose.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exexiose.exe

pid process

1256 2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
4456 xiose.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe

description	pid	process	target process
PID 1256 wrote to memory of 4456	1256	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe	xiose.exe
PID 1256 wrote to memory of 4456	1256	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe	xiose.exe
PID 1256 wrote to memory of 4456	1256	2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe	xiose.exe

C:\Users\Admin\AppData\Local\Temp\2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe
"C:\Users\Admin\AppData\Local\Temp\2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1256

C:\Users\Admin\xiose.exe
"C:\Users\Admin\xiose.exe"
2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4456

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\xiose.exe

Filesize
192KB

MD5
522879aa7fba4392adf2216d0c076020

SHA1
cb14410d84aabbe51bc190bd58340c77e8f0eff5

SHA256
2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73

SHA512
9111f95300ca94c3b75e66bcac19dab1fbe543d2099bbe7e2b1e30129753b85ddc8c2953b9fe5156c70cc457a7403cfaffca6d3f6eacd73613c01612b6b39b4e

Download Submit
C:\Users\Admin\xiose.exe

Filesize
192KB

MD5
522879aa7fba4392adf2216d0c076020

SHA1
cb14410d84aabbe51bc190bd58340c77e8f0eff5

SHA256
2a832bd6121bdcfccf27ee24a0252990a54cdd8b59cd06a151fcdda4a5a9ef73

SHA512
9111f95300ca94c3b75e66bcac19dab1fbe543d2099bbe7e2b1e30129753b85ddc8c2953b9fe5156c70cc457a7403cfaffca6d3f6eacd73613c01612b6b39b4e

Download Submit
memory/4456-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads