icedid | 1d931723290ae28eff4e5882332b09b3f9d302dd5aae1cbffecc01ed531e1f06

General

Target
document-786000954.xlsm
Size 106KB
Sample210331-tlct6d95ta
SHA256 1d931723290ae28eff4e5882332b09b3f9d302dd5aae1cbffecc01ed531e1f06
MD5 5fc81fbf62f666d3ee9142519b594e6c
SHA1 74a2a79bbbe24b3a142a24764c140b5c13c77863
SHA512 a8630521c110aa39d4bdcdc97cc91354ff324a8d8cb42848fc417a7989b4698074be3ffce5ce6751c832b1854d1a046f7965dc49662f37cb2684a4be24030e9d
MD5 SHA1 SHA512

Score

10^/10

icedid 3633240867 banker loader trojan

Malware Config

Extracted

Family

icedid

Campaign

3633240867

C2

afdeserutil32.website

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	3648	616	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3740	616	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3176	616	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1448	616	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	848	616	rundll32.exe	68

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/848-14-0x000002A2346A0000-0x000002A2346A7000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
54	848	rundll32.exe
56	848	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
848	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
616	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
848	rundll32.exe
848	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE
616	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 616 wrote to memory of 3648	616	EXCEL.EXE	82
PID 616 wrote to memory of 3648	616	EXCEL.EXE	82
PID 616 wrote to memory of 3740	616	EXCEL.EXE	83
PID 616 wrote to memory of 3740	616	EXCEL.EXE	83
PID 616 wrote to memory of 3176	616	EXCEL.EXE	84
PID 616 wrote to memory of 3176	616	EXCEL.EXE	84
PID 616 wrote to memory of 1448	616	EXCEL.EXE	85
PID 616 wrote to memory of 1448	616	EXCEL.EXE	85
PID 616 wrote to memory of 848	616	EXCEL.EXE	86
PID 616 wrote to memory of 848	616	EXCEL.EXE	86

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-786000954.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:616
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3648
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3740
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk2,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3176
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1448
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:848

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/616-2-0x00007FFE498B0000-0x00007FFE498C0000-memory.dmp

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memory/616-3-0x00007FFE498B0000-0x00007FFE498C0000-memory.dmp

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memory/616-4-0x00007FFE498B0000-0x00007FFE498C0000-memory.dmp

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memory/616-5-0x00007FFE498B0000-0x00007FFE498C0000-memory.dmp

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memory/616-6-0x00007FFE6CA50000-0x00007FFE6D087000-memory.dmp

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memory/848-14-0x000002A2346A0000-0x000002A2346A7000-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