icedid | c9770712771bbda96db2439f5fdf5d54baf2f8ddc8deeb88a412a95e03155e68

General

Target
1712.xlsm
Size 84KB
Sample210401-2zhs3rbxns
SHA256 c9770712771bbda96db2439f5fdf5d54baf2f8ddc8deeb88a412a95e03155e68
MD5 fe794461cfaa6d711ea0fb34a973137e
SHA1 c0618ed05042651166b2f2818e7f9b590a6e8e42
SHA512 1895b1f647f2d5af010def586c96de633666250f70dd7f5bbe2c2cfd2064a3d1289bf4e0ce894a411342ac740e693a4904951cf3ed463e3083049d32f345ba45
MD5 SHA1 SHA512

Score

10^/10

icedid 3616463248 banker loader trojan

Malware Config

Extracted

Family

icedid

Campaign

3616463248

C2

tvorartificialnature.xyz

Signatures

IcedID, BokBot
IcedID is a banking trojan capable of stealing credentials.
trojan banker icedid

Process spawned unexpected child process 5 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2148	640	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1232	640	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2384	640	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3992	640	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1244	640	rundll32.exe	67

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/2384-12-0x00000198113E0000-0x00000198113E7000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
53	2384	rundll32.exe
55	2384	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2384	rundll32.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
640	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2384	rundll32.exe
2384	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE
640	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 2148	640	EXCEL.EXE	81
PID 640 wrote to memory of 2148	640	EXCEL.EXE	81
PID 640 wrote to memory of 1232	640	EXCEL.EXE	82
PID 640 wrote to memory of 1232	640	EXCEL.EXE	82
PID 640 wrote to memory of 2384	640	EXCEL.EXE	83
PID 640 wrote to memory of 2384	640	EXCEL.EXE	83
PID 640 wrote to memory of 3992	640	EXCEL.EXE	84
PID 640 wrote to memory of 3992	640	EXCEL.EXE	84
PID 640 wrote to memory of 1244	640	EXCEL.EXE	85
PID 640 wrote to memory of 1244	640	EXCEL.EXE	85

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1712.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2148
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1232
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk2,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:2384
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3992
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1244

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/640-6-0x00007FFC11220000-0x00007FFC11230000-memory.dmp

Download

memory/640-2-0x00007FFC11220000-0x00007FFC11230000-memory.dmp

Download

memory/640-5-0x00007FFC33FA0000-0x00007FFC345D7000-memory.dmp

Download

memory/640-4-0x00007FFC11220000-0x00007FFC11230000-memory.dmp

Download

memory/640-3-0x00007FFC11220000-0x00007FFC11230000-memory.dmp

Download

memory/2384-12-0x00000198113E0000-0x00000198113E7000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads