8800197d194bee632da5961314bc57f7a4cb7400274cfc791942fef552c81886

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 09:26

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General

Target

7a73923178f3e4bc9eee75f7c2f8a440N.exe
Size

584KB
MD5

7a73923178f3e4bc9eee75f7c2f8a440
SHA1

6da5b9021c582601b81fa165effc454f7d1662f1
SHA256

8800197d194bee632da5961314bc57f7a4cb7400274cfc791942fef552c81886
SHA512

bc5b7158b6ef87c86fdfbb14be14ae9abfc9513d39d946875cc80d72a73bd70f19707967ab44ef330b5aee4388179476219c767fe1f512b44bbbfdde0f0be59e
SSDEEP

12288:mplrVbDdQaqdS/ofraFErH8uB2Wm0SXser5FU:CxRQ+Fucuvm0as

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2712	Internals.exe

Loads dropped DLL 2 IoCs

pid	Process
2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe
2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2228-0-0x0000000000400000-0x0000000000575000-memory.dmp	upx
behavioral1/files/0x0011000000016d56-7.dat	upx
behavioral1/memory/2712-10-0x0000000000400000-0x0000000000575000-memory.dmp	upx
behavioral1/memory/2228-11-0x0000000000400000-0x0000000000575000-memory.dmp	upx
behavioral1/memory/2712-12-0x0000000000400000-0x0000000000575000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Debugging\Internals.exe	7a73923178f3e4bc9eee75f7c2f8a440N.exe

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	7a73923178f3e4bc9eee75f7c2f8a440N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Internals.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe
2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe
2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe
2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe
2712	Internals.exe
2712	Internals.exe
2712	Internals.exe
2712	Internals.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2712	2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe	30
PID 2228 wrote to memory of 2712	2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe	30
PID 2228 wrote to memory of 2712	2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe	30
PID 2228 wrote to memory of 2712	2228	7a73923178f3e4bc9eee75f7c2f8a440N.exe	30

C:\Users\Admin\AppData\Local\Temp\7a73923178f3e4bc9eee75f7c2f8a440N.exe
"C:\Users\Admin\AppData\Local\Temp\7a73923178f3e4bc9eee75f7c2f8a440N.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Program Files\Debugging\Internals.exe
  "C:\Program Files\Debugging\Internals.exe" "33201"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Debugging\Internals.exe

Filesize
584KB

MD5
448173a76c55c77e899e1d555b80e999

SHA1
c933e71a79403f5d4c4c4f527ad07fe75edc82d0

SHA256
a1899367b0d2080c16d972f8b37fd13401554ca0a8cc32b64eee09b745c6c27e

SHA512
c15805752b516d4c483d93e7f15a83e1d57b01222687e8279751200440835f740770d873cf031b24d62264be9b455b4037d5a77b901ed937845cf3f0fa906303

Download Submit
memory/2228-0-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download
memory/2228-9-0x0000000002A70000-0x0000000002BE5000-memory.dmp

Filesize
1.5MB

Download
memory/2228-11-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download
memory/2712-10-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download
memory/2712-12-0x0000000000400000-0x0000000000575000-memory.dmp

Filesize
1.5MB

Download