d085472f22677ffa702c0f4c0e1b90712d0fe266ba9d26de44b02273768e94b1

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 15:38

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General

Target

dbef98d9e25f35935fc7568c9bfb66fc.exe
Size

84KB
MD5

dbef98d9e25f35935fc7568c9bfb66fc
SHA1

04356714f37f3249231ee2bee7e8f0f0ad51868a
SHA256

d085472f22677ffa702c0f4c0e1b90712d0fe266ba9d26de44b02273768e94b1
SHA512

c042c1fcbddb5dd0513623d7f86ec83ea78ee4f959197466860f7ec88e9ba7f00d39efcdf09efbc6eff41ee0d04ca34baf6bdcaba5f5e54219f8888c5865eb4c
SSDEEP

1536:AXVyiy/GZN5pBVqR/9eZZFnBTtTJQ1ExgSdh5zlVh7NipVVYRpTlOVSvEHFNFVzI:GV2diQVM9TIPT96q

Score

7^/10

persistence upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	dbef98d9e25f35935fc7568c9bfb66fc.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	log.exe

Executes dropped EXE 4 IoCs

pid	Process
4840	log.exe
3568	log.exe
1892	log.exe
1968	log.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/736-8-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/736-6-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/736-2-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/736-50-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4840-42-0x0000000002AD0000-0x0000000002AD1000-memory.dmp	upx
behavioral2/memory/3568-81-0x0000000000400000-0x000000000040B000-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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinRAR = "C:\\Users\\Admin\\AppData\\Roaming\\log\\log.exe"	reg.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3332 set thread context of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 4840 set thread context of 3568	4840	log.exe	104
PID 4840 set thread context of 1892	4840	log.exe	103
PID 1892 set thread context of 1968	1892	log.exe	105

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe
Token: SeDebugPrivilege	3568	log.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3332	dbef98d9e25f35935fc7568c9bfb66fc.exe
736	dbef98d9e25f35935fc7568c9bfb66fc.exe
4840	log.exe
3568	log.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 3332 wrote to memory of 736	3332	dbef98d9e25f35935fc7568c9bfb66fc.exe	71
PID 736 wrote to memory of 4252	736	dbef98d9e25f35935fc7568c9bfb66fc.exe	101
PID 736 wrote to memory of 4252	736	dbef98d9e25f35935fc7568c9bfb66fc.exe	101
PID 736 wrote to memory of 4252	736	dbef98d9e25f35935fc7568c9bfb66fc.exe	101
PID 4252 wrote to memory of 1060	4252	cmd.exe	99
PID 4252 wrote to memory of 1060	4252	cmd.exe	99
PID 4252 wrote to memory of 1060	4252	cmd.exe	99
PID 736 wrote to memory of 4840	736	dbef98d9e25f35935fc7568c9bfb66fc.exe	98
PID 736 wrote to memory of 4840	736	dbef98d9e25f35935fc7568c9bfb66fc.exe	98
PID 736 wrote to memory of 4840	736	dbef98d9e25f35935fc7568c9bfb66fc.exe	98
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 3568	4840	log.exe	104
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 4840 wrote to memory of 1892	4840	log.exe	103
PID 1892 wrote to memory of 1968	1892	log.exe	105
PID 1892 wrote to memory of 1968	1892	log.exe	105
PID 1892 wrote to memory of 1968	1892	log.exe	105
PID 1892 wrote to memory of 1968	1892	log.exe	105
PID 1892 wrote to memory of 1968	1892	log.exe	105
PID 1892 wrote to memory of 1968	1892	log.exe	105
PID 1892 wrote to memory of 1968	1892	log.exe	105

C:\Users\Admin\AppData\Local\Temp\dbef98d9e25f35935fc7568c9bfb66fc.exe
"C:\Users\Admin\AppData\Local\Temp\dbef98d9e25f35935fc7568c9bfb66fc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Users\Admin\AppData\Local\Temp\dbef98d9e25f35935fc7568c9bfb66fc.exe
  "C:\Users\Admin\AppData\Local\Temp\dbef98d9e25f35935fc7568c9bfb66fc.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:736
- - C:\Users\Admin\AppData\Roaming\log\log.exe
    "C:\Users\Admin\AppData\Roaming\log\log.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4840
  - - C:\Users\Admin\AppData\Roaming\log\log.exe
      "C:\Users\Admin\AppData\Roaming\log\log.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:1892
    - - C:\Users\Admin\AppData\Roaming\log\log.exe
        
        "C:\Users\Admin\AppData\Roaming\log\log.exe"
        5⤵
        Checks computer location settings
        Executes dropped EXE
        
        PID:1968
  - - C:\Users\Admin\AppData\Roaming\log\log.exe
      "C:\Users\Admin\AppData\Roaming\log\log.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:3568
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\WOBCX.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4252

C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinRAR" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\log\log.exe" /f
1⤵
- Adds Run key to start application
PID:1060

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/736-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/736-50-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/736-8-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/736-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1892-48-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1892-45-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1892-53-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1892-38-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1968-57-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/1968-52-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/1968-79-0x0000000000400000-0x0000000000404000-memory.dmp

Filesize
16KB

Download
memory/3332-7-0x0000000002C00000-0x0000000002C01000-memory.dmp

Filesize
4KB

Download
memory/3332-3-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/3332-5-0x0000000002370000-0x0000000002371000-memory.dmp

Filesize
4KB

Download
memory/3332-82-0x0000000002C00000-0x0000000002C01000-memory.dmp

Filesize
4KB

Download
memory/3568-81-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4840-46-0x0000000002B10000-0x0000000002B11000-memory.dmp

Filesize
4KB

Download
memory/4840-42-0x0000000002AD0000-0x0000000002AD1000-memory.dmp

Filesize
4KB

Download
memory/4840-39-0x0000000002A90000-0x0000000002A91000-memory.dmp

Filesize
4KB

Download
memory/4840-36-0x00000000021F0000-0x00000000021F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads