03ee5437a1dad818f417db18dd50e16bc08c890b442874d841cd1a6a643c4010

Analysis

max time kernel
96s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
22-03-2024 10:26

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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
888	OHWH8X39KH.exe

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/1792-0-0x00007FF652F40000-0x00007FF653960000-memory.dmp	vmprotect
behavioral2/files/0x001100000002320d-6.dat	vmprotect
behavioral2/memory/888-8-0x00007FF75B8F0000-0x00007FF75C310000-memory.dmp	vmprotect

Gathers network information 2 TTPs 8 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1840	ipconfig.exe
1676	ipconfig.exe
1508	ipconfig.exe
5032	ipconfig.exe
2752	ipconfig.exe
1612	ipconfig.exe
4492	ipconfig.exe
3840	ipconfig.exe

Kills process with taskkill 2 IoCs

evasion

pid	Process
2756	taskkill.exe
4740	taskkill.exe

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1948	PING.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2756	taskkill.exe
Token: SeDebugPrivilege	4740	taskkill.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1792	Loader.exe
888	OHWH8X39KH.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 3460	1792	Loader.exe	89
PID 1792 wrote to memory of 3460	1792	Loader.exe	89
PID 3460 wrote to memory of 1840	3460	cmd.exe	90
PID 3460 wrote to memory of 1840	3460	cmd.exe	90
PID 1840 wrote to memory of 2796	1840	net.exe	91
PID 1840 wrote to memory of 2796	1840	net.exe	91
PID 1792 wrote to memory of 408	1792	Loader.exe	92
PID 1792 wrote to memory of 408	1792	Loader.exe	92
PID 408 wrote to memory of 4960	408	cmd.exe	94
PID 408 wrote to memory of 4960	408	cmd.exe	94
PID 1792 wrote to memory of 1008	1792	Loader.exe	95
PID 1792 wrote to memory of 1008	1792	Loader.exe	95
PID 1008 wrote to memory of 2756	1008	cmd.exe	96
PID 1008 wrote to memory of 2756	1008	cmd.exe	96
PID 1792 wrote to memory of 2496	1792	Loader.exe	99
PID 1792 wrote to memory of 2496	1792	Loader.exe	99
PID 2496 wrote to memory of 1508	2496	cmd.exe	100
PID 2496 wrote to memory of 1508	2496	cmd.exe	100
PID 1792 wrote to memory of 916	1792	Loader.exe	102
PID 1792 wrote to memory of 916	1792	Loader.exe	102
PID 916 wrote to memory of 5032	916	cmd.exe	103
PID 916 wrote to memory of 5032	916	cmd.exe	103
PID 1792 wrote to memory of 888	1792	Loader.exe	113
PID 1792 wrote to memory of 888	1792	Loader.exe	113
PID 1792 wrote to memory of 3060	1792	Loader.exe	114
PID 1792 wrote to memory of 3060	1792	Loader.exe	114
PID 3060 wrote to memory of 1948	3060	cmd.exe	116
PID 3060 wrote to memory of 1948	3060	cmd.exe	116
PID 888 wrote to memory of 1944	888	OHWH8X39KH.exe	117
PID 888 wrote to memory of 1944	888	OHWH8X39KH.exe	117
PID 1944 wrote to memory of 4348	1944	cmd.exe	118
PID 1944 wrote to memory of 4348	1944	cmd.exe	118
PID 4348 wrote to memory of 1216	4348	net.exe	119
PID 4348 wrote to memory of 1216	4348	net.exe	119
PID 888 wrote to memory of 468	888	OHWH8X39KH.exe	120
PID 888 wrote to memory of 468	888	OHWH8X39KH.exe	120
PID 468 wrote to memory of 1532	468	cmd.exe	121
PID 468 wrote to memory of 1532	468	cmd.exe	121
PID 888 wrote to memory of 2664	888	OHWH8X39KH.exe	122
PID 888 wrote to memory of 2664	888	OHWH8X39KH.exe	122
PID 2664 wrote to memory of 4740	2664	cmd.exe	123
PID 2664 wrote to memory of 4740	2664	cmd.exe	123
PID 888 wrote to memory of 2948	888	OHWH8X39KH.exe	124
PID 888 wrote to memory of 2948	888	OHWH8X39KH.exe	124
PID 2948 wrote to memory of 2752	2948	cmd.exe	125
PID 2948 wrote to memory of 2752	2948	cmd.exe	125
PID 888 wrote to memory of 4900	888	OHWH8X39KH.exe	130
PID 888 wrote to memory of 4900	888	OHWH8X39KH.exe	130
PID 4900 wrote to memory of 1612	4900	cmd.exe	131
PID 4900 wrote to memory of 1612	4900	cmd.exe	131
PID 888 wrote to memory of 2200	888	OHWH8X39KH.exe	132
PID 888 wrote to memory of 2200	888	OHWH8X39KH.exe	132
PID 2200 wrote to memory of 4492	2200	cmd.exe	133
PID 2200 wrote to memory of 4492	2200	cmd.exe	133
PID 888 wrote to memory of 2692	888	OHWH8X39KH.exe	134
PID 888 wrote to memory of 2692	888	OHWH8X39KH.exe	134
PID 2692 wrote to memory of 3840	2692	cmd.exe	135
PID 2692 wrote to memory of 3840	2692	cmd.exe	135
PID 888 wrote to memory of 1948	888	OHWH8X39KH.exe	136
PID 888 wrote to memory of 1948	888	OHWH8X39KH.exe	136
PID 1948 wrote to memory of 1840	1948	cmd.exe	137
PID 1948 wrote to memory of 1840	1948	cmd.exe	137
PID 888 wrote to memory of 1708	888	OHWH8X39KH.exe	138
PID 888 wrote to memory of 1708	888	OHWH8X39KH.exe	138

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:1792
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c net start w32time
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3460
- - C:\Windows\system32\net.exe
    net start w32time
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1840
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 start w32time
      4⤵
      PID:2796
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c w32tm /resync /nowait
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:408
- - C:\Windows\system32\w32tm.exe
    w32tm /resync /nowait
    3⤵
    PID:4960
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c taskkill /IM RainbowSix.exe /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1008
- - C:\Windows\system32\taskkill.exe
    taskkill /IM RainbowSix.exe /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2756
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ipconfig /flushdns
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\system32\ipconfig.exe
    ipconfig /flushdns
    3⤵
    - Gathers network information
    PID:1508
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ipconfig /flushdns
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:916
- - C:\Windows\system32\ipconfig.exe
    ipconfig /flushdns
    3⤵
    - Gathers network information
    PID:5032
- C:\Users\Admin\AppData\Local\Temp\OHWH8X39KH.exe
  "C:\Users\Admin\AppData\Local\Temp\OHWH8X39KH.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:888
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c net start w32time
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1944
  - - C:\Windows\system32\net.exe
      net start w32time
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4348
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start w32time
        5⤵
        
        PID:1216
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c w32tm /resync /nowait
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:468
  - - C:\Windows\system32\w32tm.exe
      w32tm /resync /nowait
      4⤵
      PID:1532
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c taskkill /IM RainbowSix.exe /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2664
  - - C:\Windows\system32\taskkill.exe
      taskkill /IM RainbowSix.exe /f
      4⤵
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:4740
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2948
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:2752
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4900
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:1612
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2200
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:4492
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2692
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:3840
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1948
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:1840
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ipconfig /flushdns
    3⤵
    PID:1708
  - - C:\Windows\system32\ipconfig.exe
      ipconfig /flushdns
      4⤵
      Gathers network information
      PID:1676
- 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:3060
- - C:\Windows\system32\PING.EXE
    ping 1.1.1.1 -n 1 -w 3000
    3⤵
    - Runs ping.exe
    PID:1948

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\OHWH8X39KH.exe

Filesize
5.0MB

MD5
ba0d6e436b6619c4c2001ba92a151a49

SHA1
52a4d81c782592a6836835fa589ffe3e09fa47c2

SHA256
01f32aef7f4f83abac53c93d5d4868135efc87e827d0265d7e908e569506166b

SHA512
fc4d5a33b3a33d5913743eebef5746808c48298043faf8fdb83c7541d647967e922518ef57b81958252186a50664b05c12db9adefdf33108cc7ded4a74801eb1

Download Submit
memory/888-8-0x00007FF75B8F0000-0x00007FF75C310000-memory.dmp

Filesize
10.1MB

Download
memory/1792-0-0x00007FF652F40000-0x00007FF653960000-memory.dmp

Filesize
10.1MB

Download