icedid | ead2c07aec8cf2baf3bed4b7939dee6c139625ca13e00721fb6458db7e295c7b

General

Target
3066.xlsm
Size 84KB
Sample210401-d3gzj2hfmx
SHA256 ead2c07aec8cf2baf3bed4b7939dee6c139625ca13e00721fb6458db7e295c7b
MD5 3f91d24782d111b4dbf1cfeb5896f1fd
SHA1 c26e182b9f8f325d8c007d0de589122f08642c68
SHA512 18ffce7986cce430ee4b5c2ab478441ab6112d70dce00ec9ac82824ce673505d4cf3c082bf99189dc35c9dd3388ff5992a5287e2da7d564526e1822ce8710ea9
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	744	652	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	772	652	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	496	652	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1232	652	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4024	652	rundll32.exe	67

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/496-12-0x00000204FC7C0000-0x00000204FC7C7000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
50	496	rundll32.exe
52	496	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
496	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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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
652	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
496	rundll32.exe
496	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 652 wrote to memory of 744	652	EXCEL.EXE	80
PID 652 wrote to memory of 744	652	EXCEL.EXE	80
PID 652 wrote to memory of 772	652	EXCEL.EXE	81
PID 652 wrote to memory of 772	652	EXCEL.EXE	81
PID 652 wrote to memory of 496	652	EXCEL.EXE	82
PID 652 wrote to memory of 496	652	EXCEL.EXE	82
PID 652 wrote to memory of 1232	652	EXCEL.EXE	84
PID 652 wrote to memory of 1232	652	EXCEL.EXE	84
PID 652 wrote to memory of 4024	652	EXCEL.EXE	85
PID 652 wrote to memory of 4024	652	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\3066.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:652
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:744
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:772
- 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:496
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1232
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:4024

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/496-12-0x00000204FC7C0000-0x00000204FC7C7000-memory.dmp

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memory/652-6-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

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memory/652-5-0x00007FFC33BB0000-0x00007FFC341E7000-memory.dmp

Download

memory/652-2-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

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memory/652-4-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

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memory/652-3-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads