03ee5437a1dad818f417db18dd50e16bc08c890b442874d841cd1a6a643c4010

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2024, 00:54

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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

Executes dropped EXE 1 IoCs

pid	Process
4940	DUCVYOHWBC.exe

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/1888-0-0x00007FF60DD00000-0x00007FF60E720000-memory.dmp	vmprotect
behavioral2/files/0x000300000001697b-6.dat	vmprotect
behavioral2/memory/4940-8-0x00007FF7CA0E0000-0x00007FF7CAB00000-memory.dmp	vmprotect

Gathers network information 2 TTPs 3 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
2136	ipconfig.exe
4048	ipconfig.exe
3260	ipconfig.exe

Kills process with taskkill 2 IoCs

evasion

pid	Process
2648	taskkill.exe
3320	taskkill.exe

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4944	PING.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	taskkill.exe
Token: SeDebugPrivilege	3320	taskkill.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1888	Loader.exe
4940	DUCVYOHWBC.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 3492	1888	Loader.exe	92
PID 1888 wrote to memory of 3492	1888	Loader.exe	92
PID 3492 wrote to memory of 4888	3492	cmd.exe	93
PID 3492 wrote to memory of 4888	3492	cmd.exe	93
PID 4888 wrote to memory of 1436	4888	net.exe	94
PID 4888 wrote to memory of 1436	4888	net.exe	94
PID 1888 wrote to memory of 1972	1888	Loader.exe	95
PID 1888 wrote to memory of 1972	1888	Loader.exe	95
PID 1972 wrote to memory of 5052	1972	cmd.exe	96
PID 1972 wrote to memory of 5052	1972	cmd.exe	96
PID 1888 wrote to memory of 4080	1888	Loader.exe	97
PID 1888 wrote to memory of 4080	1888	Loader.exe	97
PID 4080 wrote to memory of 2648	4080	cmd.exe	98
PID 4080 wrote to memory of 2648	4080	cmd.exe	98
PID 1888 wrote to memory of 4468	1888	Loader.exe	100
PID 1888 wrote to memory of 4468	1888	Loader.exe	100
PID 4468 wrote to memory of 2136	4468	cmd.exe	101
PID 4468 wrote to memory of 2136	4468	cmd.exe	101
PID 1888 wrote to memory of 5040	1888	Loader.exe	102
PID 1888 wrote to memory of 5040	1888	Loader.exe	102
PID 5040 wrote to memory of 4048	5040	cmd.exe	103
PID 5040 wrote to memory of 4048	5040	cmd.exe	103
PID 1888 wrote to memory of 4940	1888	Loader.exe	107
PID 1888 wrote to memory of 4940	1888	Loader.exe	107
PID 1888 wrote to memory of 2116	1888	Loader.exe	108
PID 1888 wrote to memory of 2116	1888	Loader.exe	108
PID 2116 wrote to memory of 4944	2116	cmd.exe	110
PID 2116 wrote to memory of 4944	2116	cmd.exe	110
PID 4940 wrote to memory of 4936	4940	DUCVYOHWBC.exe	111
PID 4940 wrote to memory of 4936	4940	DUCVYOHWBC.exe	111
PID 4936 wrote to memory of 5116	4936	cmd.exe	112
PID 4936 wrote to memory of 5116	4936	cmd.exe	112
PID 5116 wrote to memory of 4964	5116	net.exe	113
PID 5116 wrote to memory of 4964	5116	net.exe	113
PID 4940 wrote to memory of 4760	4940	DUCVYOHWBC.exe	114
PID 4940 wrote to memory of 4760	4940	DUCVYOHWBC.exe	114
PID 4760 wrote to memory of 3464	4760	cmd.exe	115
PID 4760 wrote to memory of 3464	4760	cmd.exe	115
PID 4940 wrote to memory of 2076	4940	DUCVYOHWBC.exe	116
PID 4940 wrote to memory of 2076	4940	DUCVYOHWBC.exe	116
PID 2076 wrote to memory of 3320	2076	cmd.exe	117
PID 2076 wrote to memory of 3320	2076	cmd.exe	117
PID 4940 wrote to memory of 3068	4940	DUCVYOHWBC.exe	118
PID 4940 wrote to memory of 3068	4940	DUCVYOHWBC.exe	118
PID 3068 wrote to memory of 3260	3068	cmd.exe	119
PID 3068 wrote to memory of 3260	3068	cmd.exe	119

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:1888
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net start w32time
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3492
- - C:\Windows\system32\net.exe
    net start w32time
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4888
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 start w32time
      4⤵
      PID:1436
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c w32tm /resync /nowait
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Windows\system32\w32tm.exe
    w32tm /resync /nowait
    3⤵
    PID:5052
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c taskkill /IM RainbowSix.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4080
- - C:\Windows\system32\taskkill.exe
    taskkill /IM RainbowSix.exe /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2648
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ipconfig /flushdns
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4468
- - C:\Windows\system32\ipconfig.exe
    ipconfig /flushdns
    3⤵
    - Gathers network information
    PID:2136
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ipconfig /flushdns
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5040
- - C:\Windows\system32\ipconfig.exe
    ipconfig /flushdns
    3⤵
    - Gathers network information
    PID:4048
- C:\Users\Admin\AppData\Local\Temp\DUCVYOHWBC.exe
  "C:\Users\Admin\AppData\Local\Temp\DUCVYOHWBC.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4940
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c net start w32time
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4936
  - - C:\Windows\system32\net.exe
      net start w32time
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5116
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start w32time
        5⤵
        
        PID:4964
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c w32tm /resync /nowait
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4760
  - - C:\Windows\system32\w32tm.exe
      w32tm /resync /nowait
      4⤵
      PID:3464
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c taskkill /IM RainbowSix.exe /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2076
  - - C:\Windows\system32\taskkill.exe
      taskkill /IM RainbowSix.exe /f
      4⤵
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:3320
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3068
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:3260
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\Loader.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\system32\PING.EXE
    ping 1.1.1.1 -n 1 -w 3000
    3⤵
    - Runs ping.exe
    PID:4944

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DUCVYOHWBC.exe

Filesize
5.0MB

MD5
ba0d6e436b6619c4c2001ba92a151a49

SHA1
52a4d81c782592a6836835fa589ffe3e09fa47c2

SHA256
01f32aef7f4f83abac53c93d5d4868135efc87e827d0265d7e908e569506166b

SHA512
fc4d5a33b3a33d5913743eebef5746808c48298043faf8fdb83c7541d647967e922518ef57b81958252186a50664b05c12db9adefdf33108cc7ded4a74801eb1

Download Submit
memory/1888-0-0x00007FF60DD00000-0x00007FF60E720000-memory.dmp

Filesize
10.1MB

Download
memory/4940-8-0x00007FF7CA0E0000-0x00007FF7CAB00000-memory.dmp

Filesize
10.1MB

Download