607f6e7c82adf823605e0b3a5978ca43c837594ac68d29560b96946a93763e7c

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 15:34

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General

Target

20e46f57c00a42727c8994b2a3298430N.exe
Size

57KB
MD5

20e46f57c00a42727c8994b2a3298430
SHA1

ec705c0ebef59ee7ad0958366b95604feb3ff7b5
SHA256

607f6e7c82adf823605e0b3a5978ca43c837594ac68d29560b96946a93763e7c
SHA512

324dd6c9ca280fa17ada9fa56a7d8b106dd54ff1d286f80c04e3b11da4af33d026a3cc1d801c3e239857e24e2def75353561d80bc281cf6536160c10ec3752fe
SSDEEP

768:KCLP5uK6DoYNi1BG46vfiPUta4xniyU3CKjfI:j5uKGVNi1WfGUtrxcyKU

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2088	zmvmo.exe

Loads dropped DLL 1 IoCs

pid	Process
2080	20e46f57c00a42727c8994b2a3298430N.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2080-0-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2080-7-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/files/0x0007000000012119-4.dat	upx
behavioral1/memory/2088-9-0x0000000000400000-0x000000000040F000-memory.dmp	upx

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	20e46f57c00a42727c8994b2a3298430N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zmvmo.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2088	2080	20e46f57c00a42727c8994b2a3298430N.exe	30
PID 2080 wrote to memory of 2088	2080	20e46f57c00a42727c8994b2a3298430N.exe	30
PID 2080 wrote to memory of 2088	2080	20e46f57c00a42727c8994b2a3298430N.exe	30
PID 2080 wrote to memory of 2088	2080	20e46f57c00a42727c8994b2a3298430N.exe	30

C:\Users\Admin\AppData\Local\Temp\20e46f57c00a42727c8994b2a3298430N.exe
"C:\Users\Admin\AppData\Local\Temp\20e46f57c00a42727c8994b2a3298430N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\zmvmo.exe
  "C:\Users\Admin\AppData\Local\Temp\zmvmo.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2088

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

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Downloads

\Users\Admin\AppData\Local\Temp\zmvmo.exe

Filesize
57KB

MD5
30a569f6f0ae7db963750c3d5a549e7a

SHA1
df13b7a04bd0787179fbebe4fd102a9d7c5472f7

SHA256
eac7c2f41a1cabd3c03f6dd16a8e926c9a2d7105e9bb9ac4902d5b36c9936fb0

SHA512
5d2cfffcf84f78840ab7d43269e4130df43253b935a4c23954072cc95ac37ea4771c51b68f23c3c965093d876943d4460df829c4ba42abfbbaadd98d0eaacd84

Download Submit
memory/2080-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2080-2-0x0000000000402000-0x0000000000404000-memory.dmp

Filesize
8KB

Download
memory/2080-7-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2088-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download