dbdb54d5a90130e3370590c7e07b2e3146f8578305554ba3ed11aab579a3dd3f

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 12:03

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General

Target

0rr48RlGuyf8MbsABD4Fd5xg.exe
Size

1.1MB
MD5

3b4348d187f24c82370836531f3fa94e
SHA1

a2ca4e9f4a8d9c8634e42765e90e252803e20b15
SHA256

cd189a8c952420bf33b68cce03b41900e8c784b1010213b097ecdb2d7e8079f7
SHA512

2bab3c1e38a21cefc06363db75931bf3bfe0b4ee3f089293a750dfc866abc32c7135d2d9ba7ccb005aa01ad02d0a75a5fa02f85ca78cc8fe637615b7fa9e7394
SSDEEP

24576:eDTLDJqGd+zowht2zmctw1CdvHh82JdjGY6LvxwAgRp54+/jrNtIf:qzdkBTce1CxHh8mlGY6LJBu54MjJaf

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2624	rundll32.exe
5	2624	rundll32.exe

Executes dropped EXE 2 IoCs

pid	Process
2836	Z2bT94N_CMSE.Exe
2768	f781094.exe

Loads dropped DLL 11 IoCs

pid	Process
2680	cmd.exe
2624	rundll32.exe
2624	rundll32.exe
2624	rundll32.exe
2624	rundll32.exe
2624	rundll32.exe
2168	WerFault.exe
2168	WerFault.exe
2168	WerFault.exe
2168	WerFault.exe
2168	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
2168	2768	WerFault.exe	41

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f781094.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0rr48RlGuyf8MbsABD4Fd5xg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Z2bT94N_CMSE.Exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2892	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	taskkill.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2408	2288	0rr48RlGuyf8MbsABD4Fd5xg.exe	28
PID 2288 wrote to memory of 2408	2288	0rr48RlGuyf8MbsABD4Fd5xg.exe	28
PID 2288 wrote to memory of 2408	2288	0rr48RlGuyf8MbsABD4Fd5xg.exe	28
PID 2288 wrote to memory of 2408	2288	0rr48RlGuyf8MbsABD4Fd5xg.exe	28
PID 2408 wrote to memory of 2680	2408	mshta.exe	29
PID 2408 wrote to memory of 2680	2408	mshta.exe	29
PID 2408 wrote to memory of 2680	2408	mshta.exe	29
PID 2408 wrote to memory of 2680	2408	mshta.exe	29
PID 2680 wrote to memory of 2836	2680	cmd.exe	31
PID 2680 wrote to memory of 2836	2680	cmd.exe	31
PID 2680 wrote to memory of 2836	2680	cmd.exe	31
PID 2680 wrote to memory of 2836	2680	cmd.exe	31
PID 2680 wrote to memory of 2892	2680	cmd.exe	32
PID 2680 wrote to memory of 2892	2680	cmd.exe	32
PID 2680 wrote to memory of 2892	2680	cmd.exe	32
PID 2680 wrote to memory of 2892	2680	cmd.exe	32
PID 2836 wrote to memory of 2696	2836	Z2bT94N_CMSE.Exe	33
PID 2836 wrote to memory of 2696	2836	Z2bT94N_CMSE.Exe	33
PID 2836 wrote to memory of 2696	2836	Z2bT94N_CMSE.Exe	33
PID 2836 wrote to memory of 2696	2836	Z2bT94N_CMSE.Exe	33
PID 2696 wrote to memory of 2596	2696	mshta.exe	35
PID 2696 wrote to memory of 2596	2696	mshta.exe	35
PID 2696 wrote to memory of 2596	2696	mshta.exe	35
PID 2696 wrote to memory of 2596	2696	mshta.exe	35
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2836 wrote to memory of 2624	2836	Z2bT94N_CMSE.Exe	37
PID 2624 wrote to memory of 2768	2624	rundll32.exe	41
PID 2624 wrote to memory of 2768	2624	rundll32.exe	41
PID 2624 wrote to memory of 2768	2624	rundll32.exe	41
PID 2624 wrote to memory of 2768	2624	rundll32.exe	41
PID 2768 wrote to memory of 2168	2768	f781094.exe	42
PID 2768 wrote to memory of 2168	2768	f781094.exe	42
PID 2768 wrote to memory of 2168	2768	f781094.exe	42
PID 2768 wrote to memory of 2168	2768	f781094.exe	42

C:\Users\Admin\AppData\Local\Temp\0rr48RlGuyf8MbsABD4Fd5xg.exe
"C:\Users\Admin\AppData\Local\Temp\0rr48RlGuyf8MbsABD4Fd5xg.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\mshta.exe
  "C:\Windows\System32\mshta.exe" vBscrIpT: ClOsE (CrEaTeobjeCt ( "WsCRIPt.SHELl"). RUN( "cmD.EXe /C coPy /y ""C:\Users\Admin\AppData\Local\Temp\0rr48RlGuyf8MbsABD4Fd5xg.exe"" Z2bT94N_CMSE.Exe && START Z2Bt94N_cMSE.eXE -PMrvgB7ejl2YIjc3PC8aTZbo &IF """" == """" for %j iN (""C:\Users\Admin\AppData\Local\Temp\0rr48RlGuyf8MbsABD4Fd5xg.exe"" ) do taskkill -im ""%~NXj"" -f " , 0, tRue ) )
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C coPy /y "C:\Users\Admin\AppData\Local\Temp\0rr48RlGuyf8MbsABD4Fd5xg.exe" Z2bT94N_CMSE.Exe && START Z2Bt94N_cMSE.eXE -PMrvgB7ejl2YIjc3PC8aTZbo&IF "" == "" for %j iN ("C:\Users\Admin\AppData\Local\Temp\0rr48RlGuyf8MbsABD4Fd5xg.exe" ) do taskkill -im "%~NXj" -f
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2680
  - - C:\Users\Admin\AppData\Local\Temp\Z2bT94N_CMSE.Exe
      Z2Bt94N_cMSE.eXE -PMrvgB7ejl2YIjc3PC8aTZbo
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2836
    - - C:\Windows\SysWOW64\mshta.exe
        
        "C:\Windows\System32\mshta.exe" vBscrIpT: ClOsE (CrEaTeobjeCt ( "WsCRIPt.SHELl"). RUN( "cmD.EXe /C coPy /y ""C:\Users\Admin\AppData\Local\Temp\Z2bT94N_CMSE.Exe"" Z2bT94N_CMSE.Exe && START Z2Bt94N_cMSE.eXE -PMrvgB7ejl2YIjc3PC8aTZbo &IF ""-PMrvgB7ejl2YIjc3PC8aTZbo"" == """" for %j iN (""C:\Users\Admin\AppData\Local\Temp\Z2bT94N_CMSE.Exe"" ) do taskkill -im ""%~NXj"" -f " , 0, tRue ) )
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of WriteProcessMemory
        
        PID:2696
      - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C coPy /y "C:\Users\Admin\AppData\Local\Temp\Z2bT94N_CMSE.Exe" Z2bT94N_CMSE.Exe && START Z2Bt94N_cMSE.eXE -PMrvgB7ejl2YIjc3PC8aTZbo&IF "-PMrvgB7ejl2YIjc3PC8aTZbo" == "" for %j iN ("C:\Users\Admin\AppData\Local\Temp\Z2bT94N_CMSE.Exe" ) do taskkill -im "%~NXj" -f
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:2596
    - - C:\Windows\SysWOW64\rundll32.exe
        
        "C:\Windows\System32\rundll32.exe" .\HwWYSzK.F2,zgr
        5⤵
        Blocklisted process makes network request
        Loads dropped DLL
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2624
      - C:\Users\Admin\AppData\Local\Temp\f781094.exe
        
        "C:\Users\Admin\AppData\Local\Temp\f781094.exe"
        6⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2768
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 532
        7⤵
        Loads dropped DLL
        Program crash
        
        PID:2168
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill -im "0rr48RlGuyf8MbsABD4Fd5xg.exe" -f
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:2892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HwWYSzK.F2

Filesize
1.3MB

MD5
8586e83a33f4c1b8d81f568155663be7

SHA1
95a37fbaeb58fafbe14dfae8f539aeff509efb1f

SHA256
85ec523c939d552531246b8fe2f795b4623e1108945824525d549fda22d2afb9

SHA512
51aafad0bc8cd058196c042dab1c000a62a13caeaf5e432e2e7c5f8452b36e4e3a64e66b0aa9a981979edacc37c581957448a00ac5bd154e8081c06eb0de442f

Download Submit
\Users\Admin\AppData\Local\Temp\Z2bT94N_CMSE.Exe

Filesize
1.1MB

MD5
3b4348d187f24c82370836531f3fa94e

SHA1
a2ca4e9f4a8d9c8634e42765e90e252803e20b15

SHA256
cd189a8c952420bf33b68cce03b41900e8c784b1010213b097ecdb2d7e8079f7

SHA512
2bab3c1e38a21cefc06363db75931bf3bfe0b4ee3f089293a750dfc866abc32c7135d2d9ba7ccb005aa01ad02d0a75a5fa02f85ca78cc8fe637615b7fa9e7394

Download Submit
\Users\Admin\AppData\Local\Temp\f781094.exe

Filesize
21KB

MD5
858939a54a0406e5be7220b92b6eb2b3

SHA1
da24c0b6f723a74a8ec59e58c9c0aea3e86b7109

SHA256
a30f30a109cb78d5eb1969f6c13f01a1e0a5f07b7ad8b133f5d2616223c1ce0a

SHA512
8875d1e43ea59314695747796894a2f171e92f7b04024dbc529af1497331489e279cd06ea03061288089d2f07ad437178b9d62f0bae2e16ae0b95c5681569401

Download Submit
memory/2624-22-0x0000000003700000-0x0000000003FBE000-memory.dmp

Filesize
8.7MB

Download
memory/2624-25-0x0000000004060000-0x00000000040F1000-memory.dmp

Filesize
580KB

Download
memory/2624-14-0x0000000000E90000-0x0000000000F2D000-memory.dmp

Filesize
628KB

Download
memory/2624-17-0x0000000000E90000-0x0000000000F2D000-memory.dmp

Filesize
628KB

Download
memory/2624-21-0x0000000000E90000-0x0000000000F2D000-memory.dmp

Filesize
628KB

Download
memory/2624-12-0x0000000000830000-0x0000000000977000-memory.dmp

Filesize
1.3MB

Download
memory/2624-23-0x0000000003FC0000-0x0000000004055000-memory.dmp

Filesize
596KB

Download
memory/2624-13-0x0000000003640000-0x00000000036F1000-memory.dmp

Filesize
708KB

Download
memory/2624-24-0x0000000004060000-0x00000000040F1000-memory.dmp

Filesize
580KB

Download
memory/2624-27-0x0000000004060000-0x00000000040F1000-memory.dmp

Filesize
580KB

Download
memory/2624-28-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2624-30-0x0000000000100000-0x0000000000104000-memory.dmp

Filesize
16KB

Download
memory/2624-31-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/2624-11-0x0000000000830000-0x0000000000977000-memory.dmp

Filesize
1.3MB

Download
memory/2768-52-0x0000000000D60000-0x0000000000D68000-memory.dmp

Filesize
32KB

Download