7a33a8807c9fd175fbd286231acc92a7650d26ee571263d80054dd55bb8d14f8

Analysis

max time kernel
130s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2024, 23:27

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General

Target

6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe
Size

134KB
MD5

6556fdef35faefa8a2c577c40e9d4d20
SHA1

ee6ecf47609074773a7cf29d3ec62616ecd6d65a
SHA256

7a33a8807c9fd175fbd286231acc92a7650d26ee571263d80054dd55bb8d14f8
SHA512

709299f8f451bb3c38e739aa6ebef0e468a4f99b0fe7886e2cec7dad15a414dce28030e0f1d3d192f00aaf72e783477b84fbb400f34cfa4ef8c91d9ec13e0096
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QF:riAyLN9aa+9U2rW1ip6pr2At7NZuQF

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3192	WwanSvc.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4620-0-0x0000000000DF0000-0x0000000000E18000-memory.dmp	upx
behavioral2/files/0x000b000000023b9d-3.dat	upx
behavioral2/memory/3192-5-0x0000000000030000-0x0000000000058000-memory.dmp	upx
behavioral2/memory/4620-4-0x0000000000DF0000-0x0000000000E18000-memory.dmp	upx
behavioral2/memory/3192-7-0x0000000000030000-0x0000000000058000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 3192	4620	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	84
PID 4620 wrote to memory of 3192	4620	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	84
PID 4620 wrote to memory of 3192	4620	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	84

C:\Users\Admin\AppData\Local\Temp\6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4620
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:3192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
a06a545f08d973ed97cd52e2962fc1d9

SHA1
293dd7bff881e1a5884473184dc6729eb1542ec2

SHA256
df4d0f4e844b78fe13dd9cb5aee410c8e4a5c1c3e402d533ede4c7d9ea23508c

SHA512
2772d0a39fd4e294ff8ca33361de29f3655a8d92770bf54f4ca8f334d077880a9f6a6ed48d580c64f24f58c6ca73495520ebc37963a58f348775812954957a29

Download Submit
memory/3192-5-0x0000000000030000-0x0000000000058000-memory.dmp

Filesize
160KB

Download
memory/3192-7-0x0000000000030000-0x0000000000058000-memory.dmp

Filesize
160KB

Download
memory/4620-0-0x0000000000DF0000-0x0000000000E18000-memory.dmp

Filesize
160KB

Download
memory/4620-4-0x0000000000DF0000-0x0000000000E18000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads