a0a21dd376537c79ac0be99488eef94cf21475cd98de2c6cee0094a8fd52cdc0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/09/2024, 06:59

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General

Target
TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe
Size 665KB
Sample240926-hr3bdswfpg
SHA256 a0a21dd376537c79ac0be99488eef94cf21475cd98de2c6cee0094a8fd52cdc0
MD5 2f7386b9d0023122e2499bc02fca0e5a
SHA1 2d19fbf3aff8726f81ee3cdd27ce338cf36db816
SHA512 2fd928aa00288b0d45516fb91185aca2dc93ef4bfa5ade7297de9cbd11c7ad652fb5bc9e0aba848c9c69b6b3139aaf9165bad3c1210c1adc793d9e94bc42cfad
SSDEEP 12288:BqdtTJIgiA91z0+E0rz2CueMqVIHdtuhvC3Dq1Lnz:BngiG0aCCDMmatulC3Dq1L
MD5 SHA1 SHA512 SSDEEP

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
3056	powershell.exe
2692	powershell.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
2820	2972	WerFault.exe	30

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	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.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
2700	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe
2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe
2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe
2692	powershell.exe
3056	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe
Token: SeDebugPrivilege	3056	powershell.exe
Token: SeDebugPrivilege	2692	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 3056	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	31
PID 2972 wrote to memory of 3056	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	31
PID 2972 wrote to memory of 3056	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	31
PID 2972 wrote to memory of 3056	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	31
PID 2972 wrote to memory of 2692	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	33
PID 2972 wrote to memory of 2692	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	33
PID 2972 wrote to memory of 2692	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	33
PID 2972 wrote to memory of 2692	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	33
PID 2972 wrote to memory of 2700	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	34
PID 2972 wrote to memory of 2700	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	34
PID 2972 wrote to memory of 2700	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	34
PID 2972 wrote to memory of 2700	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	34
PID 2972 wrote to memory of 2820	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	37
PID 2972 wrote to memory of 2820	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	37
PID 2972 wrote to memory of 2820	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	37
PID 2972 wrote to memory of 2820	2972	TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe	37

C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe
"C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2972
- 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\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3056
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OnCgVRIhY.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2692
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OnCgVRIhY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1304.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 1036
  2⤵
  - Program crash
  PID:2820

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

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Downloads

tmp1304.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp1304.tmp
Size 1KB
SHA256 36733a1b8e0b373983a188321241305a6ff56c3046df827301522b3114b36890
MD5 c5e25ec869fdc00acd487eda01751322
SHA1 4c07cda5e6fa03544dca515eb92603a6e66ddbd9
SHA512 7f1bd853d78f1231fb4a53571296aee90a76d4d0701413008ee189c5d5184835e594e9380e4ff881862bb16b79e5fcfddf71b29d23697bbed37a16119042134f
MD5 SHA1 SHA512

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d93f411851d7c929.customDestinations-ms

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Size 7KB
SHA256 690ba54698572d91c0f0b6b2c4ab10a31adaf1682c922106f1b213bc4d3a51ec
MD5 dbdc7083f8bf8c32f7927dcc16e71cd6
SHA1 9b4eae1325cf034ba98287645bb4a05bb3ffd7a8
SHA512 74d7a19915db56ac5cef672ac9965c5650d7339efbaf6d801375ed3f04165a8ba5b50855939931162c94416eb1251c7fc07f8065e8cbe39e0811f22fa152e11c
SSDEEP 96:gJaCweM8snqvsqvJCwo5JaCweM8snqvsEHyqvJCworLiMXrQHYf7ueXlUVc3l:QPgUoHPgAHnorLlFf7ueL
MD5 SHA1 SHA512 SSDEEP

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memory/2972-0-0x00000000747FE000-0x00000000747FF000-memory.dmp

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memory/2972-1-0x0000000000E80000-0x0000000000F2C000-memory.dmp

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memory/2972-2-0x00000000747F0000-0x0000000074EDE000-memory.dmp

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memory/2972-3-0x00000000005B0000-0x00000000005C0000-memory.dmp

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memory/2972-4-0x00000000747FE000-0x00000000747FF000-memory.dmp

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memory/2972-5-0x00000000747F0000-0x0000000074EDE000-memory.dmp

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memory/2972-6-0x0000000005690000-0x000000000571C000-memory.dmp

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memory/2972-19-0x00000000747F0000-0x0000000074EDE000-memory.dmp

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