efb043386da18742723e97ccdaefe94bcb4d345fcc0fe95929d35197746bc790

Analysis

max time kernel
148s
max time network
142s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
29/01/2024, 04:35

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General

Target

7ee6c89d7b7f59cacfa7a75cca87730b.exe
Size

68KB
MD5

7ee6c89d7b7f59cacfa7a75cca87730b
SHA1

b0b23e8e3ab99beba099c4bcbadbedcc1485d79b
SHA256

efb043386da18742723e97ccdaefe94bcb4d345fcc0fe95929d35197746bc790
SHA512

c8ca7f0fcf91861f25a56e162732644ca91d6f131655fc455583f2e6a64e6df792155c8c9e1bfcd775d7f2a19aeda8b6f8b06a699c052a9600f10ff5b06ba389
SSDEEP

1536:WgHFtI/kpwbv+eWKDZ3+ZFnJrvtCSyzNDAKUT9X:p+DCZKRWFnxvtCQTx

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2988-4-0x0000000000400000-0x000000000044A000-memory.dmp	upx
behavioral1/memory/2988-7-0x0000000000400000-0x000000000044A000-memory.dmp	upx
behavioral1/memory/2988-8-0x0000000000400000-0x000000000044A000-memory.dmp	upx
behavioral1/memory/2988-9-0x0000000000400000-0x000000000044A000-memory.dmp	upx

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\mssysif = "C:\\Windows\\system32\\7ee6c89d7b7f59cacfa7a75cca87730b.exe"	reg.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\7ee6c89d7b7f59cacfa7a75cca87730b.exe	cmd.exe
File opened for modification	C:\Windows\SysWOW64\7ee6c89d7b7f59cacfa7a75cca87730b.exe	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1868 set thread context of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28
PID 1868 wrote to memory of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28
PID 1868 wrote to memory of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28
PID 1868 wrote to memory of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28
PID 1868 wrote to memory of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28
PID 1868 wrote to memory of 2988	1868	7ee6c89d7b7f59cacfa7a75cca87730b.exe	28
PID 2988 wrote to memory of 2192	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	31
PID 2988 wrote to memory of 2192	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	31
PID 2988 wrote to memory of 2192	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	31
PID 2988 wrote to memory of 2192	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	31
PID 2988 wrote to memory of 1760	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	33
PID 2988 wrote to memory of 1760	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	33
PID 2988 wrote to memory of 1760	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	33
PID 2988 wrote to memory of 1760	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	33
PID 2988 wrote to memory of 944	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	35
PID 2988 wrote to memory of 944	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	35
PID 2988 wrote to memory of 944	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	35
PID 2988 wrote to memory of 944	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	35
PID 944 wrote to memory of 1028	944	cmd.exe	37
PID 944 wrote to memory of 1028	944	cmd.exe	37
PID 944 wrote to memory of 1028	944	cmd.exe	37
PID 944 wrote to memory of 1028	944	cmd.exe	37
PID 2988 wrote to memory of 1540	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	38
PID 2988 wrote to memory of 1540	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	38
PID 2988 wrote to memory of 1540	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	38
PID 2988 wrote to memory of 1540	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	38
PID 1540 wrote to memory of 1264	1540	cmd.exe	40
PID 1540 wrote to memory of 1264	1540	cmd.exe	40
PID 1540 wrote to memory of 1264	1540	cmd.exe	40
PID 1540 wrote to memory of 1264	1540	cmd.exe	40
PID 2988 wrote to memory of 2528	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	41
PID 2988 wrote to memory of 2528	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	41
PID 2988 wrote to memory of 2528	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	41
PID 2988 wrote to memory of 2528	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	41
PID 2988 wrote to memory of 2804	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	43
PID 2988 wrote to memory of 2804	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	43
PID 2988 wrote to memory of 2804	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	43
PID 2988 wrote to memory of 2804	2988	7ee6c89d7b7f59cacfa7a75cca87730b.exe	43

C:\Users\Admin\AppData\Local\Temp\7ee6c89d7b7f59cacfa7a75cca87730b.exe
"C:\Users\Admin\AppData\Local\Temp\7ee6c89d7b7f59cacfa7a75cca87730b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Users\Admin\AppData\Local\Temp\7ee6c89d7b7f59cacfa7a75cca87730b.exe
  C:\Users\Admin\AppData\Local\Temp\7ee6c89d7b7f59cacfa7a75cca87730b.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c copy /Y "C:\Users\Admin\AppData\Local\Temp\7ee6c89d7b7f59cacfa7a75cca87730b.exe" C:\Windows\system32\
    3⤵
    - Drops file in System32 directory
    PID:2192
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del /Q /F C:\Windows\temp\7ee6c89d7b7f59cacfa7a75cca87730b.exe
    3⤵
    PID:1760
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\system32\reg.exe delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v mssysif /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:944
  - - C:\Windows\SysWOW64\reg.exe
      C:\Windows\system32\reg.exe delete HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v mssysif /f
      4⤵
      PID:1028
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Windows\system32\reg.exe add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /t REG_SZ /v mssysif /d "C:\Windows\system32\7ee6c89d7b7f59cacfa7a75cca87730b.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1540
  - - C:\Windows\SysWOW64\reg.exe
      C:\Windows\system32\reg.exe add HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /t REG_SZ /v mssysif /d "C:\Windows\system32\7ee6c89d7b7f59cacfa7a75cca87730b.exe"
      4⤵
      Adds Run key to start application
      PID:1264
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c type "C:\Windows\Tasks\1372180767-0020"
    3⤵
    PID:2528
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c type "C:\Windows\Tasks\1372180767-0020"
    3⤵
    PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1868-6-0x0000000013140000-0x0000000013158000-memory.dmp

Filesize
96KB

Download
memory/2988-0-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2988-4-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-7-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-8-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2988-9-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads