1423053f90855d33858db47f354055b660943104c1c18f848c9b7b415979dc5f

max time kernel
145s
max time network
84s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 16:04

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General

Target

5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
Size

669KB
MD5

ead18f3a909685922d7213714ea9a183
SHA1

1270bd7fd62acc00447b30f066bb23f4745869bf
SHA256

5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18
SHA512

6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91
SSDEEP

6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1820	icacls.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral20/memory/4348-0-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral20/files/0x00080000000233ef-6.dat	upx
behavioral20/memory/428-7-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral20/memory/428-12-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral20/memory/4308-18-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral20/memory/1660-19-0x0000000000400000-0x00000000004A9000-memory.dmp	upx
behavioral20/memory/3328-28-0x0000000000400000-0x00000000004A9000-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\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\b4afe514-0cdd-4ea8-baad-60aa3b6edf85\\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe\" --AutoStart"	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Looks up external IP address via web service 4 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	api.2ip.ua
5	api.2ip.ua
12	api.2ip.ua
15	api.2ip.ua

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

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
436	4348	WerFault.exe	79
636	3328	WerFault.exe	100
2956	4308	WerFault.exe	98

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
4308	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
1660	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
4308	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
1660	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
3328	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
3328	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 1820	4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	80
PID 4348 wrote to memory of 1820	4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	80
PID 4348 wrote to memory of 1820	4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	80
PID 4348 wrote to memory of 428	4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	81
PID 4348 wrote to memory of 428	4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	81
PID 4348 wrote to memory of 428	4348	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	81
PID 428 wrote to memory of 4308	428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	98
PID 428 wrote to memory of 4308	428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	98
PID 428 wrote to memory of 4308	428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	98
PID 428 wrote to memory of 1660	428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	99
PID 428 wrote to memory of 1660	428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	99
PID 428 wrote to memory of 1660	428	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	99
PID 4308 wrote to memory of 3328	4308	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	100
PID 4308 wrote to memory of 3328	4308	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	100
PID 4308 wrote to memory of 3328	4308	5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe	100

C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
"C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4348
- C:\Windows\SysWOW64\icacls.exe
  icacls "C:\Users\Admin\AppData\Local\b4afe514-0cdd-4ea8-baad-60aa3b6edf85" /deny *S-1-1-0:(OI)(CI)(DE,DC)
  2⤵
  - Modifies file permissions
  PID:1820
- C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
  "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:428
- - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --ForNetRes "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1 IsNotAutoStart IsNotTask
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4308
  - - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 4308 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:3328
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3328 -s 1252
        5⤵
        Program crash
        
        PID:636
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 1272
      4⤵
      Program crash
      PID:2956
- - C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 428 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1660
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 1636
  2⤵
  - Program crash
  PID:436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4348 -ip 4348
1⤵
PID:3988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3328 -ip 3328
1⤵
PID:3408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4308 -ip 4308
1⤵
PID:4960

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

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\b4afe514-0cdd-4ea8-baad-60aa3b6edf85\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

Filesize
669KB

MD5
ead18f3a909685922d7213714ea9a183

SHA1
1270bd7fd62acc00447b30f066bb23f4745869bf

SHA256
5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

SHA512
6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

Download Submit
memory/428-12-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/428-24-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/428-17-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/428-16-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/428-7-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/428-15-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/428-13-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1660-26-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1660-19-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1660-31-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/3328-34-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/3328-33-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/3328-28-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4308-18-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4308-21-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4308-23-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4308-30-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4308-35-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4348-2-0x0000000000600000-0x0000000000700000-memory.dmp

Filesize
1024KB

Download
memory/4348-0-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4348-9-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4348-3-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/4348-4-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/4348-10-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download