22d42dfb28230bf63b51ddfe9d5e7301bc696963f9dfc445f0677dba7d2dc332

General

Target

a17d72233158ea870a5dfdcd76a6d980N.exe
Size

534KB
MD5

a17d72233158ea870a5dfdcd76a6d980
SHA1

4aaf2ee0ea5f1f8a3e6f2a7345f308d6d61ab263
SHA256

22d42dfb28230bf63b51ddfe9d5e7301bc696963f9dfc445f0677dba7d2dc332
SHA512

c3c349af9874cd2d80413874e4649aaf2f1ad52e8d1d0ed6af3e480c74527682a53d3bfa640003fe68035505be0adde8b383d0200d9dc6216087cbe953456ae0
SSDEEP

6144:wlj7cMnU+OEXu78n5Qw0tneDA/sqhleIc0HftDrkYY1hj63hgDonsogCh6NEpAFd:wlbU+I85bM3npxYfj63hgD1Ziu

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
2812	MSWDM.EXE
2768	MSWDM.EXE
2572	A17D72233158EA870A5DFDCD76A6D980N.EXE
2588	MSWDM.EXE

Loads dropped DLL 1 IoCs

pid	Process
2812	MSWDM.EXE

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	a17d72233158ea870a5dfdcd76a6d980N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	a17d72233158ea870a5dfdcd76a6d980N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	a17d72233158ea870a5dfdcd76a6d980N.exe
File opened for modification	C:\Windows\devE7EF.tmp	a17d72233158ea870a5dfdcd76a6d980N.exe
File opened for modification	C:\Windows\devE7EF.tmp	MSWDM.EXE

System Location Discovery: System Language Discovery 1 TTPs 5 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	A17D72233158EA870A5DFDCD76A6D980N.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a17d72233158ea870a5dfdcd76a6d980N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2812	MSWDM.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2572	A17D72233158EA870A5DFDCD76A6D980N.EXE
2572	A17D72233158EA870A5DFDCD76A6D980N.EXE
2572	A17D72233158EA870A5DFDCD76A6D980N.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2768	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	31
PID 2704 wrote to memory of 2768	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	31
PID 2704 wrote to memory of 2768	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	31
PID 2704 wrote to memory of 2768	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	31
PID 2704 wrote to memory of 2812	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	32
PID 2704 wrote to memory of 2812	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	32
PID 2704 wrote to memory of 2812	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	32
PID 2704 wrote to memory of 2812	2704	a17d72233158ea870a5dfdcd76a6d980N.exe	32
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2572	2812	MSWDM.EXE	33
PID 2812 wrote to memory of 2588	2812	MSWDM.EXE	34
PID 2812 wrote to memory of 2588	2812	MSWDM.EXE	34
PID 2812 wrote to memory of 2588	2812	MSWDM.EXE	34
PID 2812 wrote to memory of 2588	2812	MSWDM.EXE	34

C:\Users\Admin\AppData\Local\Temp\a17d72233158ea870a5dfdcd76a6d980N.exe
"C:\Users\Admin\AppData\Local\Temp\a17d72233158ea870a5dfdcd76a6d980N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2768
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\devE7EF.tmp!C:\Users\Admin\AppData\Local\Temp\a17d72233158ea870a5dfdcd76a6d980N.exe! !
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Users\Admin\AppData\Local\Temp\A17D72233158EA870A5DFDCD76A6D980N.EXE
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2572
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\devE7EF.tmp!C:\Users\Admin\AppData\Local\Temp\A17D72233158EA870A5DFDCD76A6D980N.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    PID:2588

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\A17D72233158EA870A5DFDCD76A6D980N.EXE

Filesize
534KB

MD5
74e7cdde71339f09185445b7d2d8ca53

SHA1
ac98ba8a9f5fdf097480e3802901ed8aee3635a3

SHA256
97ed0604beccaed258e7485a08a9166048d637f3e10aae32cbe90ee22ee6d97c

SHA512
e87ba7a34b258efdef4cd9058d67f1b83a4fcab92540b86f2acd32b3fa87f479f1dc601f7941469374991d385d5f58cf3aef566833007b9fcc15ded799ef174a

Download Submit
C:\WINDOWS\MSWDM.EXE

Filesize
80KB

MD5
3bad16e6b9791239f0136f664c22ace8

SHA1
a92f82890a3ac797b3e5d51840be75376e751a0f

SHA256
6b5e6c7bd133a0b2972be2796b0a52f0fa8713d9a9c27d25fdca7e9fcb8d1b17

SHA512
ac2b8b671958cfbd4b4966bddbeb3375c6b29089c90364aeb3a3e4836878970e65fa74ca0b5f553a9164b33c630534722306ee4e7b6b36c432e517c503d23dfd

Download Submit
C:\Windows\devE7EF.tmp

Filesize
453KB

MD5
96f7cb9f7481a279bd4bc0681a3b993e

SHA1
deaedb5becc6c0bd263d7cf81e0909b912a1afd4

SHA256
d2893c55259772b554cb887d3e2e1f9c67f5cd5abac2ab9f4720dec507cdd290

SHA512
694d2da36df04db25cc5972f7cc180b77e1cb0c3b5be8b69fe7e2d4e59555efb8aa7e50b1475ad5196ca638dabde2c796ae6faeb4a31f38166838cd1cc028149

Download Submit
memory/2588-30-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2704-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2704-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2768-21-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2768-34-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2812-20-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2812-25-0x00000000001E0000-0x00000000001FB000-memory.dmp

Filesize
108KB

Download
memory/2812-33-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads