icedid | ad9ef8cf3657b93e8887cba739972097ce225bb311c13fe719958a805a4f2e32

General

Target
2804.xlsm
Size 84KB
Sample210401-6wb4kpyprn
SHA256 ad9ef8cf3657b93e8887cba739972097ce225bb311c13fe719958a805a4f2e32
MD5 9e64e0a94890fbb81c4e9cde130b47b2
SHA1 c74e6c85e94dcebbb5a530cc8cecc13f128a13d9
SHA512 eabe762c1b6797ddc35e973169dd120b23a88f4685e35fbc96a4066010a4d1ff20e0ad9dfd048ef32892337252467961fd6db76287a893ec75966d4457867673
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	2828	504	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3760	504	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2244	504	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2860	504	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2188	504	rundll32.exe	67

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/2244-12-0x000002A9B3B20000-0x000002A9B3B27000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
53	2244	rundll32.exe
55	2244	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2244	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
504	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2244	rundll32.exe
2244	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE
504	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 504 wrote to memory of 2828	504	EXCEL.EXE	81
PID 504 wrote to memory of 2828	504	EXCEL.EXE	81
PID 504 wrote to memory of 3760	504	EXCEL.EXE	82
PID 504 wrote to memory of 3760	504	EXCEL.EXE	82
PID 504 wrote to memory of 2244	504	EXCEL.EXE	83
PID 504 wrote to memory of 2244	504	EXCEL.EXE	83
PID 504 wrote to memory of 2860	504	EXCEL.EXE	84
PID 504 wrote to memory of 2860	504	EXCEL.EXE	84
PID 504 wrote to memory of 2188	504	EXCEL.EXE	85
PID 504 wrote to memory of 2188	504	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\2804.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:504
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2828
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3760
- 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:2244
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2860
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2188

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/504-5-0x00007FF7DFCE0000-0x00007FF7DFCF0000-memory.dmp

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memory/504-2-0x00007FF7DFCE0000-0x00007FF7DFCF0000-memory.dmp

Download

memory/504-6-0x00007FF803330000-0x00007FF803967000-memory.dmp

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memory/504-4-0x00007FF7DFCE0000-0x00007FF7DFCF0000-memory.dmp

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memory/504-3-0x00007FF7DFCE0000-0x00007FF7DFCF0000-memory.dmp

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memory/2244-12-0x000002A9B3B20000-0x000002A9B3B27000-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