icedid | cd518a7eb6f2884fbaad42dcbe46d1cb9745aacd8f418604554dfe2df9fe7df2

General

Target
2971.xlsm
Size 84KB
Sample210401-78e55jqs4j
SHA256 cd518a7eb6f2884fbaad42dcbe46d1cb9745aacd8f418604554dfe2df9fe7df2
MD5 1f78e6b0746d02e664c25f25a9cc679c
SHA1 af0167bc4a4f940c6c207e8ef21b38f01a55deb5
SHA512 a6523390c257d7397dffa856e4f30915b99e0dc7aee06e412aeb5dace855426fa8553e0a414eb56c23179d817f1d7d16c03518810c30edfffe2b8acda0d0c8b9
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	4428	4704	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4444	4704	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4432	4704	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4516	4704	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	852	4704	rundll32.exe	67

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/4432-12-0x0000024E80860000-0x0000024E80867000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
44	4432	rundll32.exe
46	4432	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4432	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4704	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4432	rundll32.exe
4432	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 4428	4704	EXCEL.EXE	80
PID 4704 wrote to memory of 4428	4704	EXCEL.EXE	80
PID 4704 wrote to memory of 4444	4704	EXCEL.EXE	81
PID 4704 wrote to memory of 4444	4704	EXCEL.EXE	81
PID 4704 wrote to memory of 4432	4704	EXCEL.EXE	82
PID 4704 wrote to memory of 4432	4704	EXCEL.EXE	82
PID 4704 wrote to memory of 4516	4704	EXCEL.EXE	84
PID 4704 wrote to memory of 4516	4704	EXCEL.EXE	84
PID 4704 wrote to memory of 852	4704	EXCEL.EXE	85
PID 4704 wrote to memory of 852	4704	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\2971.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:4428
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:4444
- 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:4432
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:4516
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:852

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/4432-12-0x0000024E80860000-0x0000024E80867000-memory.dmp

Download

memory/4704-2-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Download

memory/4704-6-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Download

memory/4704-5-0x00007FF853020000-0x00007FF853657000-memory.dmp

Download

memory/4704-4-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

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memory/4704-3-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads