icedid | 615c38d38e6c5a6e4e2ebac3c59858c1b5721b4c5ad5cfcf96aa0cdcfdb6d175

General

Target
1942.xlsm
Size 84KB
Sample210401-845nc5n2ys
SHA256 615c38d38e6c5a6e4e2ebac3c59858c1b5721b4c5ad5cfcf96aa0cdcfdb6d175
MD5 eb0ed8e7ac06936d2dae4855696448b8
SHA1 7a2f78cf4623c54cd194aa4c29317132c6d1c9b1
SHA512 d61ddfe0cf795c9be9f523a96aa92612e2504596dcaf35fbfa3a14bc36a3dfb22f8b6979cee4a14e9f4d36121e3c43cea943a644ca6c7c4054de455a58b8b6a6
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	4052	580	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3940	580	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3996	580	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3424	580	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3460	580	rundll32.exe	67

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/3996-12-0x000001A0E7C00000-0x000001A0E7C07000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
53	3996	rundll32.exe
55	3996	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3996	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
580	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3996	rundll32.exe
3996	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE
580	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 580 wrote to memory of 4052	580	EXCEL.EXE	81
PID 580 wrote to memory of 4052	580	EXCEL.EXE	81
PID 580 wrote to memory of 3940	580	EXCEL.EXE	82
PID 580 wrote to memory of 3940	580	EXCEL.EXE	82
PID 580 wrote to memory of 3996	580	EXCEL.EXE	83
PID 580 wrote to memory of 3996	580	EXCEL.EXE	83
PID 580 wrote to memory of 3424	580	EXCEL.EXE	84
PID 580 wrote to memory of 3424	580	EXCEL.EXE	84
PID 580 wrote to memory of 3460	580	EXCEL.EXE	85
PID 580 wrote to memory of 3460	580	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\1942.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:580
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:4052
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3940
- 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:3996
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3424
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3460

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/580-5-0x00007FFE76A80000-0x00007FFE76A90000-memory.dmp

Download

memory/580-2-0x00007FFE76A80000-0x00007FFE76A90000-memory.dmp

Download

memory/580-6-0x00007FFE999A0000-0x00007FFE99FD7000-memory.dmp

Download

memory/580-4-0x00007FFE76A80000-0x00007FFE76A90000-memory.dmp

Download

memory/580-3-0x00007FFE76A80000-0x00007FFE76A90000-memory.dmp

Download

memory/3996-12-0x000001A0E7C00000-0x000001A0E7C07000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads