03ee5437a1dad818f417db18dd50e16bc08c890b442874d841cd1a6a643c4010

Resubmissions

05-03-2024 00:49

240305-a6harsad24 7

05-03-2024 00:44

240305-a3zewahd8z 7

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-03-2024 00:44

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General

Target

Loader.exe
Size

5.0MB
MD5

e9a24c7a42f9b296cc1e31dc3ea73b2b
SHA1

06e9607fb973400f0f110854ce90382965cd43d9
SHA256

03ee5437a1dad818f417db18dd50e16bc08c890b442874d841cd1a6a643c4010
SHA512

48af794e0042ce3cea37ff11e3f9b74d0a8e463018fc827d7ef459cc58252a5f436632c19b5d4674a6b54f02543005a294ef94f86d46d1ecff574ba6fab0464b
SSDEEP

98304:XrdCegVSGMzByLXMfivQayGnOht5RTc7kjRX1LNNDw7:waGMlyLXvvQdmmt5RTcGzLNe7

Score

7^/10

vmprotect

Malware Config

Signatures

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/3408-0-0x00007FF6D5AF0000-0x00007FF6D6510000-memory.dmp	vmprotect

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2120	ipconfig.exe
4644	ipconfig.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
4900	taskkill.exe

Runs net.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4900	taskkill.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3408	Loader.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 4848	3408	Loader.exe	91
PID 3408 wrote to memory of 4848	3408	Loader.exe	91
PID 4848 wrote to memory of 4168	4848	cmd.exe	92
PID 4848 wrote to memory of 4168	4848	cmd.exe	92
PID 4168 wrote to memory of 4528	4168	net.exe	93
PID 4168 wrote to memory of 4528	4168	net.exe	93
PID 3408 wrote to memory of 4896	3408	Loader.exe	94
PID 3408 wrote to memory of 4896	3408	Loader.exe	94
PID 4896 wrote to memory of 4648	4896	cmd.exe	95
PID 4896 wrote to memory of 4648	4896	cmd.exe	95
PID 3408 wrote to memory of 4736	3408	Loader.exe	96
PID 3408 wrote to memory of 4736	3408	Loader.exe	96
PID 4736 wrote to memory of 4900	4736	cmd.exe	97
PID 4736 wrote to memory of 4900	4736	cmd.exe	97
PID 3408 wrote to memory of 2384	3408	Loader.exe	103
PID 3408 wrote to memory of 2384	3408	Loader.exe	103
PID 2384 wrote to memory of 2120	2384	cmd.exe	104
PID 2384 wrote to memory of 2120	2384	cmd.exe	104
PID 3408 wrote to memory of 2656	3408	Loader.exe	105
PID 3408 wrote to memory of 2656	3408	Loader.exe	105
PID 2656 wrote to memory of 4644	2656	cmd.exe	106
PID 2656 wrote to memory of 4644	2656	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\Loader.exe
"C:\Users\Admin\AppData\Local\Temp\Loader.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net start w32time
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4848
- - C:\Windows\system32\net.exe
    net start w32time
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4168
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 start w32time
      4⤵
      PID:4528
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c w32tm /resync /nowait
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4896
- - C:\Windows\system32\w32tm.exe
    w32tm /resync /nowait
    3⤵
    PID:4648
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c taskkill /IM RainbowSix.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4736
- - C:\Windows\system32\taskkill.exe
    taskkill /IM RainbowSix.exe /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4900
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ipconfig /flushdns
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\system32\ipconfig.exe
    ipconfig /flushdns
    3⤵
    - Gathers network information
    PID:2120
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ipconfig /flushdns
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\system32\ipconfig.exe
    ipconfig /flushdns
    3⤵
    - Gathers network information
    PID:4644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3408-0-0x00007FF6D5AF0000-0x00007FF6D6510000-memory.dmp

Filesize
10.1MB

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