ed9b8b2727090a9a786fd014f3716eda74f0943e02c215c04c07613c3f271de9

Analysis

max time kernel
29s
max time network
32s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
09-03-2023 14:26

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General

Target

SALARY RECEIPT.exe
Size

3.3MB
MD5

bc9e97f5f18b18824f0d7d4b57603f8d
SHA1

a4f93b7a36b7584fe7ef3bc8e5f5e171a57933d5
SHA256

ed9b8b2727090a9a786fd014f3716eda74f0943e02c215c04c07613c3f271de9
SHA512

5a8bbf32d1a7f3301133c0466b7af051fa6c9c92d33cab5636a3788aa703eb998f0992c89125f0978c2ced43992ad46bd9d6346557ccb8189c74b024ceeb2204
SSDEEP

49152:3YlX8PHUEni17exKgyLiTJVr3SEUnbMXS+q3C:3YlX8P

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows\CurrentVersion\Run\Aagaxjzofi = "\"C:\\Users\\Admin\\AppData\\Roaming\\Stetfasle\\Aagaxjzofi.exe\""	SALARY RECEIPT.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1328	powershell.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe
1680	SALARY RECEIPT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1328	powershell.exe
Token: SeDebugPrivilege	1680	SALARY RECEIPT.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 1328	1680	SALARY RECEIPT.exe	27
PID 1680 wrote to memory of 1328	1680	SALARY RECEIPT.exe	27
PID 1680 wrote to memory of 1328	1680	SALARY RECEIPT.exe	27
PID 1680 wrote to memory of 1328	1680	SALARY RECEIPT.exe	27
PID 1680 wrote to memory of 1668	1680	SALARY RECEIPT.exe	29
PID 1680 wrote to memory of 1668	1680	SALARY RECEIPT.exe	29
PID 1680 wrote to memory of 1668	1680	SALARY RECEIPT.exe	29
PID 1680 wrote to memory of 1668	1680	SALARY RECEIPT.exe	29
PID 1680 wrote to memory of 1744	1680	SALARY RECEIPT.exe	30
PID 1680 wrote to memory of 1744	1680	SALARY RECEIPT.exe	30
PID 1680 wrote to memory of 1744	1680	SALARY RECEIPT.exe	30
PID 1680 wrote to memory of 1744	1680	SALARY RECEIPT.exe	30
PID 1680 wrote to memory of 1364	1680	SALARY RECEIPT.exe	31
PID 1680 wrote to memory of 1364	1680	SALARY RECEIPT.exe	31
PID 1680 wrote to memory of 1364	1680	SALARY RECEIPT.exe	31
PID 1680 wrote to memory of 1364	1680	SALARY RECEIPT.exe	31
PID 1680 wrote to memory of 560	1680	SALARY RECEIPT.exe	32
PID 1680 wrote to memory of 560	1680	SALARY RECEIPT.exe	32
PID 1680 wrote to memory of 560	1680	SALARY RECEIPT.exe	32
PID 1680 wrote to memory of 560	1680	SALARY RECEIPT.exe	32
PID 1680 wrote to memory of 1068	1680	SALARY RECEIPT.exe	33
PID 1680 wrote to memory of 1068	1680	SALARY RECEIPT.exe	33
PID 1680 wrote to memory of 1068	1680	SALARY RECEIPT.exe	33
PID 1680 wrote to memory of 1068	1680	SALARY RECEIPT.exe	33
PID 1680 wrote to memory of 1632	1680	SALARY RECEIPT.exe	34
PID 1680 wrote to memory of 1632	1680	SALARY RECEIPT.exe	34
PID 1680 wrote to memory of 1632	1680	SALARY RECEIPT.exe	34
PID 1680 wrote to memory of 1632	1680	SALARY RECEIPT.exe	34
PID 1680 wrote to memory of 1796	1680	SALARY RECEIPT.exe	35
PID 1680 wrote to memory of 1796	1680	SALARY RECEIPT.exe	35
PID 1680 wrote to memory of 1796	1680	SALARY RECEIPT.exe	35
PID 1680 wrote to memory of 1796	1680	SALARY RECEIPT.exe	35
PID 1680 wrote to memory of 1340	1680	SALARY RECEIPT.exe	36
PID 1680 wrote to memory of 1340	1680	SALARY RECEIPT.exe	36
PID 1680 wrote to memory of 1340	1680	SALARY RECEIPT.exe	36
PID 1680 wrote to memory of 1340	1680	SALARY RECEIPT.exe	36
PID 1680 wrote to memory of 1112	1680	SALARY RECEIPT.exe	37
PID 1680 wrote to memory of 1112	1680	SALARY RECEIPT.exe	37
PID 1680 wrote to memory of 1112	1680	SALARY RECEIPT.exe	37
PID 1680 wrote to memory of 1112	1680	SALARY RECEIPT.exe	37
PID 1680 wrote to memory of 1732	1680	SALARY RECEIPT.exe	38
PID 1680 wrote to memory of 1732	1680	SALARY RECEIPT.exe	38
PID 1680 wrote to memory of 1732	1680	SALARY RECEIPT.exe	38
PID 1680 wrote to memory of 1732	1680	SALARY RECEIPT.exe	38

C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
"C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1328
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1668
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1744
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1364
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:560
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1068
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1632
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1796
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1340
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1112
- C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe
  "C:\Users\Admin\AppData\Local\Temp\SALARY RECEIPT.exe"
  2⤵
  PID:1732

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1328-60-0x0000000002370000-0x00000000023B0000-memory.dmp

Filesize
256KB

Download
memory/1328-61-0x0000000002370000-0x00000000023B0000-memory.dmp

Filesize
256KB

Download
memory/1328-63-0x0000000002370000-0x00000000023B0000-memory.dmp

Filesize
256KB

Download
memory/1680-54-0x0000000000350000-0x00000000006AC000-memory.dmp

Filesize
3.4MB

Download
memory/1680-55-0x0000000004E90000-0x0000000005032000-memory.dmp

Filesize
1.6MB

Download
memory/1680-56-0x0000000004880000-0x0000000004912000-memory.dmp

Filesize
584KB

Download
memory/1680-57-0x0000000004CF0000-0x0000000004D30000-memory.dmp

Filesize
256KB

Download
memory/1680-62-0x0000000004CF0000-0x0000000004D30000-memory.dmp

Filesize
256KB

Download