7a33a8807c9fd175fbd286231acc92a7650d26ee571263d80054dd55bb8d14f8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-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
400	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
1516	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/400-7-0x0000000001260000-0x0000000001288000-memory.dmp	upx
behavioral1/files/0x00330000000149e1-6.dat	upx
behavioral1/memory/1516-4-0x0000000000080000-0x00000000000A8000-memory.dmp	upx
behavioral1/memory/1516-3-0x0000000001110000-0x0000000001138000-memory.dmp	upx
behavioral1/memory/1516-8-0x0000000001110000-0x0000000001138000-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 4 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 400	1516	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	28
PID 1516 wrote to memory of 400	1516	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	28
PID 1516 wrote to memory of 400	1516	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	28
PID 1516 wrote to memory of 400	1516	6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe	28

C:\Users\Admin\AppData\Local\Temp\6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\6556fdef35faefa8a2c577c40e9d4d20_NEIKI.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1516
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:400

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
db3bef516b64921d7329af6a10c91e7d

SHA1
f526d333c872fb80e28940060be96c3ce8c3d4d4

SHA256
49d6d8a4e988958f2b43b782a5924f97283b24310dab5c564cdc3aab34402519

SHA512
8b7177c6e5db1cb5283688c0de1549f8c0ccc3823f8fda67c045a114112eb814cdf15ac7161b493389cb08edba1c9f1edd56bf64a985d639ac5c0e45f67ce1b1

Download Submit
memory/400-7-0x0000000001260000-0x0000000001288000-memory.dmp

Filesize
160KB

Download
memory/1516-4-0x0000000000080000-0x00000000000A8000-memory.dmp

Filesize
160KB

Download
memory/1516-3-0x0000000001110000-0x0000000001138000-memory.dmp

Filesize
160KB

Download
memory/1516-8-0x0000000001110000-0x0000000001138000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads