icedid | 12d0bdc9054a1fcc6573b54f69ad981024ea6da68fe67cb407269110ba57f8f7

General

Target
3330.xlsm
Size 84KB
Sample210401-rl52dal4fn
SHA256 12d0bdc9054a1fcc6573b54f69ad981024ea6da68fe67cb407269110ba57f8f7
MD5 8c458f1fd11cd19927bf758e405a1470
SHA1 915585f84cd8ff43f79b4cdf5d27e155fbcf9e4d
SHA512 c92c4751da948d30869191eb0abd1107daec4a1fa1b1a7f500f457967382ab52e89ea64ad34ed64e5ba1ade349df2e0f920301f912156ffdf5e1975f596062ea
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	800	3564	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2740	3564	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	504	3564	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2496	3564	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3920	3564	rundll32.exe	68

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/504-12-0x000001FF358E0000-0x000001FF358E7000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 1 IoCs

flow	pid	Process
45	504	rundll32.exe

Loads dropped DLL 1 IoCs

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3564	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
504	rundll32.exe
504	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE
3564	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 800	3564	EXCEL.EXE	82
PID 3564 wrote to memory of 800	3564	EXCEL.EXE	82
PID 3564 wrote to memory of 2740	3564	EXCEL.EXE	83
PID 3564 wrote to memory of 2740	3564	EXCEL.EXE	83
PID 3564 wrote to memory of 504	3564	EXCEL.EXE	84
PID 3564 wrote to memory of 504	3564	EXCEL.EXE	84
PID 3564 wrote to memory of 2496	3564	EXCEL.EXE	86
PID 3564 wrote to memory of 2496	3564	EXCEL.EXE	86
PID 3564 wrote to memory of 3920	3564	EXCEL.EXE	87
PID 3564 wrote to memory of 3920	3564	EXCEL.EXE	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\3330.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:800
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2740
- 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:504
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2496
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3920

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/504-12-0x000001FF358E0000-0x000001FF358E7000-memory.dmp

Download

memory/3564-2-0x00007FFC7E0E0000-0x00007FFC7E0F0000-memory.dmp

Download

memory/3564-6-0x00007FFC7E0E0000-0x00007FFC7E0F0000-memory.dmp

Download

memory/3564-5-0x00007FFCA1680000-0x00007FFCA1CB7000-memory.dmp

Download

memory/3564-4-0x00007FFC7E0E0000-0x00007FFC7E0F0000-memory.dmp

Download

memory/3564-3-0x00007FFC7E0E0000-0x00007FFC7E0F0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads