f8c2d4e29abfccef05e819e7f6b6fa80b447803a5d9ec914204074118f37aee1

General

Target

Heist Editor.exe
Size

30.9MB
MD5

d4c0321182b3ae326beb85aa1ac74388
SHA1

20ffbc22836b5b5e9ac2b187abb8b17322add5c4
SHA256

f8c2d4e29abfccef05e819e7f6b6fa80b447803a5d9ec914204074118f37aee1
SHA512

1ee83a4fa62c2ef0b721b3a1829803425f78c2292a527adb46a96116245c49a2570e0f7866d37d7e5904400b9ec59a4cd1eafd33ce6e18783ba6c7eab3d99b5b
SSDEEP

786432:+4DVfCyT8B0CiryFQgAt7X2jTiwZZPoSxi:+iVA7irBt7X2/ZZAS

Score

5^/10

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
5056	Heist Editor.exe
5056	Heist Editor.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\Software\Microsoft\Internet Explorer\Toolbar	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser	explorer.exe

Modifies registry class 26 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 7800310000000000e156d0731100557365727300640009000400efbe874f7748e156d4732e000000c70500000000010000000000000000003a00000000003b5f160055007300650072007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100380031003300000014000000	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "1"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic"	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 6400310000000000e156d473100041444d494e497e3100004c0009000400efbee156d073e156d4732e000000c530020000000400000000000000000000000000000090892801410064006d0069006e006900730074007200610074006f007200000018000000	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2178924671-3779044592-2825503497-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3060	notepad.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4360	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5056	Heist Editor.exe
5056	Heist Editor.exe
5056	Heist Editor.exe
5056	Heist Editor.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5056	Heist Editor.exe
5056	Heist Editor.exe
4360	explorer.exe
4360	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 1484	5056	Heist Editor.exe	100
PID 5056 wrote to memory of 1484	5056	Heist Editor.exe	100
PID 1484 wrote to memory of 2784	1484	cmd.exe	102
PID 1484 wrote to memory of 2784	1484	cmd.exe	102
PID 5056 wrote to memory of 3852	5056	Heist Editor.exe	104
PID 5056 wrote to memory of 3852	5056	Heist Editor.exe	104
PID 3852 wrote to memory of 3060	3852	cmd.exe	106
PID 3852 wrote to memory of 3060	3852	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\Heist Editor.exe
"C:\Users\Admin\AppData\Local\Temp\Heist Editor.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c explorer/select,C:\Users\Administrator\HELanguage.hel
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\explorer.exe
    explorer /select,C:\Users\Administrator\HELanguage.hel
    3⤵
    PID:2784
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c start notepad C:\Users\Administrator\HELanguage.hel
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3852
- - C:\Windows\system32\notepad.exe
    notepad C:\Users\Administrator\HELanguage.hel
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:3060

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4360

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3064

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Administrator\HELanguage.hel

Filesize
7KB

MD5
950153c767c6300ffc42013c9ad21200

SHA1
fc8d5b1047830a9abeff8dae741b7efe1bc7aa8f

SHA256
a845f45a3332cb344d2196a1bd91ca9cc933342ff3ca5ff1b7aef45196313ad9

SHA512
8b3ee729eb74556f85b0e70e98e101c43cf40a0748c8cb85d4482575c5885e9ed2acc2aef3bc15e003101569cd8910e666051840a33cf681b7d49f9b04abc800

Download Submit
memory/5056-133-0x00007FFD17410000-0x00007FFD17412000-memory.dmp

Filesize
8KB

Download
memory/5056-134-0x00007FFD17420000-0x00007FFD17422000-memory.dmp

Filesize
8KB

Download
memory/5056-135-0x00007FFD17430000-0x00007FFD17432000-memory.dmp

Filesize
8KB

Download
memory/5056-136-0x00007FFD17440000-0x00007FFD17442000-memory.dmp

Filesize
8KB

Download
memory/5056-137-0x00007FFD16EC0000-0x00007FFD16EC2000-memory.dmp

Filesize
8KB

Download
memory/5056-138-0x00007FFD16ED0000-0x00007FFD16ED2000-memory.dmp

Filesize
8KB

Download
memory/5056-139-0x00007FFD14C00000-0x00007FFD14C02000-memory.dmp

Filesize
8KB

Download
memory/5056-140-0x00007FFD14C10000-0x00007FFD14C12000-memory.dmp

Filesize
8KB

Download
memory/5056-141-0x0000000140000000-0x000000014343D000-memory.dmp

Filesize
52.2MB

Download

Analysis

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