4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 15:06

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General

Target

4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe
Size

88KB
MD5

4702e1532e6ceb4654ed1686f131f460
SHA1

71e79e9fcee75f9489479427dbef8d00e1abdd5d
SHA256

4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7
SHA512

aa25f5fc75696a50e5a49ddcc1a9f011b6e711c5bfd296e29fd12d7d1f5a60ece93070cfebb3ccdf878a730a74b91dda427eb76811e62c2d1714c8989f4a8fb2
SSDEEP

1536:BmsAYBdTU9fEAIS2PEtu6D/vQB7CeAN9ITZrPnJC22JMl:wfY/TU9fE9PEtu6D/vQMriZLnJC1Jm

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2844	Un_A.exe

Loads dropped DLL 1 IoCs

pid	Process
2740	4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2844	Un_A.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2844	2740	4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe	30
PID 2740 wrote to memory of 2844	2740	4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe	30
PID 2740 wrote to memory of 2844	2740	4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe	30
PID 2740 wrote to memory of 2844	2740	4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe	30

C:\Users\Admin\AppData\Local\Temp\4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe
"C:\Users\Admin\AppData\Local\Temp\4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
88KB

MD5
4702e1532e6ceb4654ed1686f131f460

SHA1
71e79e9fcee75f9489479427dbef8d00e1abdd5d

SHA256
4ccbb255d24221cfeb3d8c5d9a822b1e8e36f1e6aa4437b5cbc28482cf3475e7

SHA512
aa25f5fc75696a50e5a49ddcc1a9f011b6e711c5bfd296e29fd12d7d1f5a60ece93070cfebb3ccdf878a730a74b91dda427eb76811e62c2d1714c8989f4a8fb2

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