cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10

General

Target

cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe
Size

153KB
MD5

525d0ca092b57b18c4f5b941836fc086
SHA1

82547196911045ffa271a31770ab2645b1786243
SHA256

cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10
SHA512

621fda273ffd975eb248bc78472896d11596a783a4ea7774015b12ba5ecb5a741d5d5a4f96a9ed531b4769604313431d46f0aa8e778f554912ebffd110ef6a14
SSDEEP

3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dIL:OPjEl6jLiQ1JW+Oy3p/S

Score

7^/10

bootkit persistence spyware stealer

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0006000000022ab7-13.dat	acprotect

Deletes itself 1 IoCs

pid	Process
732	trmdxgs.exe

Executes dropped EXE 2 IoCs

pid	Process
732	trmdxgs.exe
3932	cxwwohm.exe

Loads dropped DLL 1 IoCs

pid	Process
3932	cxwwohm.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\scqgfmhgv\\cxwwohm.exe \"c:\\Program Files\\scqgfmhgv\\cxwwohm.dll\",SetHandle"	cxwwohm.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\q:	cxwwohm.exe
File opened (read-only)	\??\x:	cxwwohm.exe
File opened (read-only)	\??\z:	cxwwohm.exe
File opened (read-only)	\??\g:	cxwwohm.exe
File opened (read-only)	\??\n:	cxwwohm.exe
File opened (read-only)	\??\v:	cxwwohm.exe
File opened (read-only)	\??\h:	cxwwohm.exe
File opened (read-only)	\??\p:	cxwwohm.exe
File opened (read-only)	\??\i:	cxwwohm.exe
File opened (read-only)	\??\j:	cxwwohm.exe
File opened (read-only)	\??\k:	cxwwohm.exe
File opened (read-only)	\??\l:	cxwwohm.exe
File opened (read-only)	\??\m:	cxwwohm.exe
File opened (read-only)	\??\o:	cxwwohm.exe
File opened (read-only)	\??\a:	cxwwohm.exe
File opened (read-only)	\??\b:	cxwwohm.exe
File opened (read-only)	\??\u:	cxwwohm.exe
File opened (read-only)	\??\y:	cxwwohm.exe
File opened (read-only)	\??\r:	cxwwohm.exe
File opened (read-only)	\??\s:	cxwwohm.exe
File opened (read-only)	\??\w:	cxwwohm.exe
File opened (read-only)	\??\e:	cxwwohm.exe
File opened (read-only)	\??\t:	cxwwohm.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	cxwwohm.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\scqgfmhgv	trmdxgs.exe
File created	\??\c:\Program Files\scqgfmhgv\cxwwohm.dll	trmdxgs.exe
File created	\??\c:\Program Files\scqgfmhgv\cxwwohm.exe	trmdxgs.exe
File opened for modification	\??\c:\Program Files\scqgfmhgv\cxwwohm.exe	trmdxgs.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	cxwwohm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	cxwwohm.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2756	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3932	cxwwohm.exe
3932	cxwwohm.exe
3932	cxwwohm.exe
3932	cxwwohm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3932	cxwwohm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3872	cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe
732	trmdxgs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3872 wrote to memory of 4308	3872	cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe	86
PID 3872 wrote to memory of 4308	3872	cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe	86
PID 3872 wrote to memory of 4308	3872	cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe	86
PID 4308 wrote to memory of 2756	4308	cmd.exe	88
PID 4308 wrote to memory of 2756	4308	cmd.exe	88
PID 4308 wrote to memory of 2756	4308	cmd.exe	88
PID 4308 wrote to memory of 732	4308	cmd.exe	90
PID 4308 wrote to memory of 732	4308	cmd.exe	90
PID 4308 wrote to memory of 732	4308	cmd.exe	90
PID 732 wrote to memory of 3932	732	trmdxgs.exe	92
PID 732 wrote to memory of 3932	732	trmdxgs.exe	92
PID 732 wrote to memory of 3932	732	trmdxgs.exe	92

C:\Users\Admin\AppData\Local\Temp\cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe
"C:\Users\Admin\AppData\Local\Temp\cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\trmdxgs.exe "C:\Users\Admin\AppData\Local\Temp\cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4308
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - Runs ping.exe
    PID:2756
- - C:\Users\Admin\AppData\Local\Temp\trmdxgs.exe
    C:\Users\Admin\AppData\Local\Temp\\trmdxgs.exe "C:\Users\Admin\AppData\Local\Temp\cdb51a5ad6f05f13dc57d81b84df3f517479c6657d025723a45e3c49d03b9c10.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:732
  - - \??\c:\Program Files\scqgfmhgv\cxwwohm.exe
      "c:\Program Files\scqgfmhgv\cxwwohm.exe" "c:\Program Files\scqgfmhgv\cxwwohm.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\trmdxgs.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\scqgfmhgv\cxwwohm.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Users\Admin\AppData\Local\Temp\trmdxgs.exe

Filesize
154KB

MD5
d58d06e6b27bc1458c2bf5e8527e542c

SHA1
0c68378a67dea4e9fe4a90adc7dd007481baf4c2

SHA256
26242ea16a16ca4c607749045a782742242c7eaf6f0435cf8a2a4677c38ed8da

SHA512
493ae63c0eb5a44bb7201d4dfa36b24a5b924781e3c98e53c4bfd3237e122b298384fde9d43c87783ea56ff9c8d563c39011c3dba79a1e600ee5b3c4144d39a4

Download Submit
\??\c:\Program Files\scqgfmhgv\cxwwohm.dll

Filesize
128KB

MD5
1c2dba75e895d45ea890dd64d415b439

SHA1
fd501ac37a772be35adabe37d9b441f41d60fac0

SHA256
42105bbd9a52deb9ef99c76ae411947e23dfdc1889714fa5a31cb04c8c5cbcfc

SHA512
6a83ee1c93305a638f70c664d5c539c20563a1aa98deea02ed1b73d720188134023b955721eefdded56d30842c5f5a8f61bb669095afe6444d72a4bba84d5796

Download Submit
memory/732-12-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download
memory/3872-0-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download
memory/3872-3-0x0000000000400000-0x000000000042F036-memory.dmp

Filesize
188KB

Download
memory/3932-16-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/3932-17-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/3932-19-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/3932-21-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads