55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/11/2024, 08:39

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General

Target

55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
Size

6.5MB
MD5

68dd83d9287f59924c7fa3beb7ed02d0
SHA1

e20cd6b358f8ae07ca51568db3a18a7a527fcccb
SHA256

55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903
SHA512

c962de504308ed0de7cc4f5964abe7618e96d4ccd87402bc2e86b5903a47562af1e5952e8eac4dc8e0b0ed4a5dd26082ac724e5928e860acbdd1d01ccf9e2f3f
SSDEEP

196608:zR668aaELtR668aaELPR668aaELZR668aaEL:zp8aawp8aayp8aa8p8aa

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1364	powershell.exe
2500	powershell.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2760	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
2500	powershell.exe
1364	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
Token: SeDebugPrivilege	2500	powershell.exe
Token: SeDebugPrivilege	1364	powershell.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 1364	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	31
PID 2080 wrote to memory of 1364	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	31
PID 2080 wrote to memory of 1364	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	31
PID 2080 wrote to memory of 1364	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	31
PID 2080 wrote to memory of 2500	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	33
PID 2080 wrote to memory of 2500	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	33
PID 2080 wrote to memory of 2500	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	33
PID 2080 wrote to memory of 2500	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	33
PID 2080 wrote to memory of 2760	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	34
PID 2080 wrote to memory of 2760	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	34
PID 2080 wrote to memory of 2760	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	34
PID 2080 wrote to memory of 2760	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	34
PID 2080 wrote to memory of 2252	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	37
PID 2080 wrote to memory of 2252	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	37
PID 2080 wrote to memory of 2252	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	37
PID 2080 wrote to memory of 2252	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	37
PID 2080 wrote to memory of 2636	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	38
PID 2080 wrote to memory of 2636	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	38
PID 2080 wrote to memory of 2636	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	38
PID 2080 wrote to memory of 2636	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	38
PID 2080 wrote to memory of 2840	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	39
PID 2080 wrote to memory of 2840	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	39
PID 2080 wrote to memory of 2840	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	39
PID 2080 wrote to memory of 2840	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	39
PID 2080 wrote to memory of 2632	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	40
PID 2080 wrote to memory of 2632	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	40
PID 2080 wrote to memory of 2632	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	40
PID 2080 wrote to memory of 2632	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	40
PID 2080 wrote to memory of 1536	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	41
PID 2080 wrote to memory of 1536	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	41
PID 2080 wrote to memory of 1536	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	41
PID 2080 wrote to memory of 1536	2080	55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe	41

C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
"C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1364
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BLznCuyzwk.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2500
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp17E4.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2760
- C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
  "C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
  2⤵
  PID:2252
- C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
  "C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
  2⤵
  PID:2636
- C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
  "C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
  2⤵
  PID:2840
- C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
  "C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
  2⤵
  PID:2632
- C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe
  "C:\Users\Admin\AppData\Local\Temp\55e6b37884aefead44fa7aef72a71797e3eb0f1070815bbf3c6a46e5e8fd2903N.exe"
  2⤵
  PID:1536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

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\tmp17E4.tmp

Filesize
1KB

MD5
7daa0e3c6f21a9f3adbbe29b2692c23f

SHA1
52b57abdd1d42e34ebf28fa2f2320e4789770e16

SHA256
06d73eb702e143cda4be2bd2a2d84482d3982dcf9f143fb6373cca16b8ab35d2

SHA512
5d81a3a9bfbfe5a2761b2bfe334e3b5545cd347654e00f8ec8b9a3e5d1f2b127daaa71bf02785274165f3653c7f9a03dc1f2616b02290195fd1642b16f7ee475

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
60dd799bdf5d26bc79ab279474e47271

SHA1
48b380f7f9e113b26f8b2d3ff9f4b56ba1403c0d

SHA256
c20f1e27ecb95556d89fa3873045d538ca4918af61ebd376865ea80bbf53cd69

SHA512
cdefd5cba26e02f92f55f0bb882c0ee7c6606badfb089715cfe81f34ba95cb0f0164612200885d1df09e94c3b29af5100b4515a2d82e4e4ae549853c19f8405a

Download Submit
memory/2080-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2080-1-0x0000000000220000-0x00000000008A6000-memory.dmp

Filesize
6.5MB

Download
memory/2080-2-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2080-3-0x0000000000C60000-0x0000000000C78000-memory.dmp

Filesize
96KB

Download
memory/2080-4-0x00000000749FE000-0x00000000749FF000-memory.dmp

Filesize
4KB

Download
memory/2080-5-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download
memory/2080-6-0x00000000055C0000-0x000000000573E000-memory.dmp

Filesize
1.5MB

Download
memory/2080-19-0x00000000749F0000-0x00000000750DE000-memory.dmp

Filesize
6.9MB

Download