1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2022 14:05

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General

Target

1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f.exe
Size

37KB
MD5

13031c03e44aa49af3ec9f7dcb51d166
SHA1

25bedd69ca5c5d2a0028e9d29913494bab061b43
SHA256

1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f
SHA512

4a050fc2ad3082d075bcb319f29cbd84e120aa9409cc82f2191e9f5b82d66eaa999dcf4ae1859b8873e102baf8c4f2c80cc451c4b8cb48d95bf30a49628df475
SSDEEP

768:bd3nmmRmzIZmhNFsIXDkOt8vqpTsep5nFnUiFJzua6rwq:JnmmRmzu0NFPXD+vq1p5nFnUiFh6rb

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4916	iexplorer.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\iexplorer.exe"	iexplorer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4916	iexplorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4916	iexplorer.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 4916	2472	1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f.exe	83
PID 2472 wrote to memory of 4916	2472	1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f.exe	83

C:\Users\Admin\AppData\Local\Temp\1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f.exe
"C:\Users\Admin\AppData\Local\Temp\1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Users\Admin\AppData\Roaming\iexplorer.exe
  "C:\Users\Admin\AppData\Roaming\iexplorer.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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\Roaming\iexplorer.exe

Filesize
37KB

MD5
13031c03e44aa49af3ec9f7dcb51d166

SHA1
25bedd69ca5c5d2a0028e9d29913494bab061b43

SHA256
1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f

SHA512
4a050fc2ad3082d075bcb319f29cbd84e120aa9409cc82f2191e9f5b82d66eaa999dcf4ae1859b8873e102baf8c4f2c80cc451c4b8cb48d95bf30a49628df475

Download Submit
C:\Users\Admin\AppData\Roaming\iexplorer.exe

Filesize
37KB

MD5
13031c03e44aa49af3ec9f7dcb51d166

SHA1
25bedd69ca5c5d2a0028e9d29913494bab061b43

SHA256
1e5ce4ddfa7793e18a67643da5a96bd78f97e6ac39b3732a268f3d7b6d97284f

SHA512
4a050fc2ad3082d075bcb319f29cbd84e120aa9409cc82f2191e9f5b82d66eaa999dcf4ae1859b8873e102baf8c4f2c80cc451c4b8cb48d95bf30a49628df475

Download Submit
memory/2472-132-0x00007FFAA1450000-0x00007FFAA1E86000-memory.dmp

Filesize
10.2MB

Download
memory/4916-136-0x00007FFAA1450000-0x00007FFAA1E86000-memory.dmp

Filesize
10.2MB

Download