66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4

General

Target
jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
Size 42KB
Sample260925-ws12lsgd99
SHA256 66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4
MD5 a2c5c03e2571b20abc2c95f2eeae6e5b
SHA1 e6f4ad307078b941e88bdf5abc17e9269db7cd15
SHA512 070f7a4412592c794f19507fbdc131f1bec7812116a946cbdcb654b3734a470c3ac344c2aa1ef7eb4ad442d08fea426e6138eaef0ec00c087c9c4daed3d7a708
SSDEEP 384:7NFctBp3jxh8d7wyH62adp7ysK5DAya7CV5EFvI6/3v9acLW6y72toiuCBOuZTA4:7NGtBp3Q7Qp25D1+/3vM6y7qu6OE8+H
TLSH
T17C135D47670D94B1D1A61634B46B5F7B9BBE98382C91DD13CB6387A52CF4283ACB430B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
704	huifitc.exe

Loads dropped DLL 2 IoCs

pid	Process
5032	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
704	huifitc.exe

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\huifitc = "C:\\Windows\\huifitc.exe"	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\huifitc.dll	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
File created	C:\Windows\SysWOW64\huifitc.dll	huifitc.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\huifitc.exe	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
File opened for modification	C:\Windows\huifitc.exe	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	huifitc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5032	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
5032	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
704	huifitc.exe
704	huifitc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5032	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
704	huifitc.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 3264	5032	jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe	56
PID 704 wrote to memory of 3264	704	huifitc.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3264
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5032

C:\Windows\huifitc.exe
C:\Windows\huifitc.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:704

Network

MITRE ATT&CK Enterprise v16

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

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

huifitc.dll

Path C:\Windows\SysWOW64\huifitc.dll
Size 36KB
SHA256 38a8853de470652755919c6fbebe719e420ce9dae4285b8875d570c3c441e69c
MD5 e2b83e4e6c6552cb46b5777acd67621c
SHA1 e8f0eea662af4ace701a092ee94bfe55a5db7795
SHA512 6c76e6f6400df52316ceaa9cfb07650ab16e9346c05a7b914023c9e4a24844667782b6ab2ee0397c2abca3b8367fe30ae0c575f24faffa8318497a0e365d0602
SSDEEP 384:ydp7ysK5DAya7CV5EFvI6/3v9acLW6y72toiuCBOuZTA+5YHrJG:8p25D1+/3vM6y7qu6OE8+H
TLSH
T193F24C83661895B1E1AA1134B45B5F7B6A7DDC387C909813CB738BE52CF4286AC7430F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

huifitc.exe

Path C:\Windows\huifitc.exe
Size 42KB
SHA256 66aefb3183e1b791b58eeeb3e1ff1ed764ec8b2728a5c0894025e8148f9f6ca4
MD5 a2c5c03e2571b20abc2c95f2eeae6e5b
SHA1 e6f4ad307078b941e88bdf5abc17e9269db7cd15
SHA512 070f7a4412592c794f19507fbdc131f1bec7812116a946cbdcb654b3734a470c3ac344c2aa1ef7eb4ad442d08fea426e6138eaef0ec00c087c9c4daed3d7a708
SSDEEP 384:7NFctBp3jxh8d7wyH62adp7ysK5DAya7CV5EFvI6/3v9acLW6y72toiuCBOuZTA4:7NGtBp3Q7Qp25D1+/3vM6y7qu6OE8+H
TLSH
T17C135D47670D94B1D1A61634B46B5F7B9BBE98382C91DD13CB6387A52CF4283ACB430B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3264-2-0x00000000027A0000-0x00000000027A1000-memory.dmp

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memory/5032-5-0x0000000000870000-0x0000000000871000-memory.dmp

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memory/5032-10-0x0000000000400000-0x000000000040D000-memory.dmp

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memory/5032-9-0x0000000000402000-0x0000000000403000-memory.dmp

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memory/5032-7-0x0000000000880000-0x0000000000881000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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