6529c39d22f5e76b065ce3e942b32bcf94fec583943d827f6dc2a5275d8d33c9

General

Target

0e9cc428e61ab9f2d1f9bb170a5174ed.exe
Size

59KB
MD5

0e9cc428e61ab9f2d1f9bb170a5174ed
SHA1

8941e373135428454f813af893b8a8d0bff4037c
SHA256

6529c39d22f5e76b065ce3e942b32bcf94fec583943d827f6dc2a5275d8d33c9
SHA512

da1e56c1a1558fe5022ec1cd777e6e903ec2673a7fdb65e168a12b9e633067c37d2d74f00eed499c67be7d8da8fd0d8f34b43c64d51a86b40e3c9600dd217238
SSDEEP

1536:bSnb9W4TPQopkJbFAAQJ8C8j9zCxS3ZxoLlPz76wiKeXVUQY:8blMZoJ4CxmZORPqVhXGt

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2712	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2596	ac32.exe

Loads dropped DLL 2 IoCs

pid	Process
2712	cmd.exe
2712	cmd.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2356-3-0x0000000000400000-0x00000000004B2000-memory.dmp	upx
behavioral1/memory/2356-26-0x0000000000400000-0x00000000004B2000-memory.dmp	upx
behavioral1/memory/2596-34-0x0000000000400000-0x00000000004B2000-memory.dmp	upx
behavioral1/memory/2596-52-0x0000000000400000-0x00000000004B2000-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\ac32 = "C:\\Windows\\system32\\ac32.exe"	0e9cc428e61ab9f2d1f9bb170a5174ed.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	0e9cc428e61ab9f2d1f9bb170a5174ed.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ac32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ac32.exe	0e9cc428e61ab9f2d1f9bb170a5174ed.exe
File opened for modification	C:\Windows\SysWOW64\ac32.exe	0e9cc428e61ab9f2d1f9bb170a5174ed.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	ac32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	0e9cc428e61ab9f2d1f9bb170a5174ed.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe
2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe
2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe
2596	ac32.exe
2596	ac32.exe
2596	ac32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 2712	2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe	30
PID 2356 wrote to memory of 2712	2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe	30
PID 2356 wrote to memory of 2712	2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe	30
PID 2356 wrote to memory of 2712	2356	0e9cc428e61ab9f2d1f9bb170a5174ed.exe	30
PID 2712 wrote to memory of 2596	2712	cmd.exe	28
PID 2712 wrote to memory of 2596	2712	cmd.exe	28
PID 2712 wrote to memory of 2596	2712	cmd.exe	28
PID 2712 wrote to memory of 2596	2712	cmd.exe	28

C:\Users\Admin\AppData\Local\Temp\0e9cc428e61ab9f2d1f9bb170a5174ed.exe
"C:\Users\Admin\AppData\Local\Temp\0e9cc428e61ab9f2d1f9bb170a5174ed.exe"
1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\0e9cc428e61ab9f2d1f9bb170a5174ed.bat" 0"
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2712

C:\Windows\SysWOW64\ac32.exe
C:\Windows\system32\ac32.exe /B
1⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\0e9cc428e61ab9f2d1f9bb170a5174ed.bat

Filesize
303B

MD5
76e15671581527f0b5e3249231a7524f

SHA1
a42e5f4401b4d8cc9c182ea496b8f3c3d0a3e937

SHA256
58aa55c41bc3246632b499ddadffc3c7fc3f734038c894bb2126b0f3569efce1

SHA512
7d3c3e87157d950cf021cb8b10e93b5bc3a6384e766517b3fbecd11377906cd9ff6cc93ed339bde2de111e7b643dabf92d7680547c7d49598cf1acd8e80defdc

Download Submit
memory/2356-0-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2356-2-0x0000000002000000-0x0000000002190000-memory.dmp

Filesize
1.6MB

Download
memory/2356-3-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2356-5-0x0000000004020000-0x0000000005082000-memory.dmp

Filesize
16.4MB

Download
memory/2356-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2596-36-0x0000000004090000-0x00000000050F2000-memory.dmp

Filesize
16.4MB

Download
memory/2596-40-0x0000000005C30000-0x0000000006042000-memory.dmp

Filesize
4.1MB

Download
memory/2596-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2596-52-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2712-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads