3044f4ddd6b1c5ac65a592bbb4869dc36c3e758ab85e51daf1bd662c204f6243

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
16-10-2023 16:39

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General

Target

NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
Size

176KB
MD5

1ff61d67f5622ab1ecb7653adf0f92d0
SHA1

840abe74aea952465766665c7c2d7c135a0a1cc4
SHA256

3044f4ddd6b1c5ac65a592bbb4869dc36c3e758ab85e51daf1bd662c204f6243
SHA512

8318b1284b4fbe6f0d7e1a481366787bd63bf3aa998ea0006bc0783c9d468fdbf52e27d80bae97c07a6f6f40de10a9d847c1c46e7f8cf6ae6c6ab6b8558f67c2
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/B8cpjBo:o68i3odBiTl2+TCU/tC

Score

6^/10

persistence

Malware Config

Signatures

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\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe

Drops file in Windows directory 13 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File opened for modification	C:\Windows\winhash_up.exez	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\winhash_up.exe	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon13.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\bugMAKER.bat	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 3032	3012	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe	28
PID 3012 wrote to memory of 3032	3012	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe	28
PID 3012 wrote to memory of 3032	3012	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe	28
PID 3012 wrote to memory of 3032	3012	NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.1ff61d67f5622ab1ecb7653adf0f92d0_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Windows\bugMAKER.bat
  2⤵
  PID:3032

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\bugMAKER.bat

Filesize
84B

MD5
404f2a69ed1acfd4b2533550fe57f1a6

SHA1
64ab44bcfccd1759a95b2256e7bef772ebab1044

SHA256
32dab08f8ace4a2b01b03c5359a99b5dbc0c3740e0916dbbb763b565491e0a0d

SHA512
cc68d3c3aacb4bf6329c2fc5566a3b7ad94133e33c65ffcfbd73fe26f49961e4f56258637da2a3400477eb3e77970e9ce416524e6ebb4f6b320ec8a471801aec

Download Submit
C:\Windows\bugMAKER.bat

Filesize
84B

MD5
404f2a69ed1acfd4b2533550fe57f1a6

SHA1
64ab44bcfccd1759a95b2256e7bef772ebab1044

SHA256
32dab08f8ace4a2b01b03c5359a99b5dbc0c3740e0916dbbb763b565491e0a0d

SHA512
cc68d3c3aacb4bf6329c2fc5566a3b7ad94133e33c65ffcfbd73fe26f49961e4f56258637da2a3400477eb3e77970e9ce416524e6ebb4f6b320ec8a471801aec

Download Submit
memory/3012-67-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/3032-62-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads