icedid | 4b9f640c6aa415313a2be2e97006ccc660eddbe181c01ebfe43d605de47c9abd

General

Target
1529.xlsm
Size 84KB
Sample210401-b5fcqjbqda
SHA256 4b9f640c6aa415313a2be2e97006ccc660eddbe181c01ebfe43d605de47c9abd
MD5 4687ae23338247d145af493378e0fcde
SHA1 c47faa4798420e23cf4cffd02f3cce9b9c705727
SHA512 0fe11ea9b29510e77ad621facf2123aad8b87cbb578d35d4cf942418d3d591299706c244bed645dead07a3256c3120482aa3598656548fdfc04c6bcbdad12f12
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	1368	1144	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3968	1144	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3668	1144	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2912	1144	rundll32.exe	68
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3784	1144	rundll32.exe	68

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/3668-12-0x000001CF85EC0000-0x000001CF85EC7000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
42	3668	rundll32.exe
44	3668	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3668	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
1144	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3668	rundll32.exe
3668	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE
1144	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 1368	1144	EXCEL.EXE	81
PID 1144 wrote to memory of 1368	1144	EXCEL.EXE	81
PID 1144 wrote to memory of 3968	1144	EXCEL.EXE	82
PID 1144 wrote to memory of 3968	1144	EXCEL.EXE	82
PID 1144 wrote to memory of 3668	1144	EXCEL.EXE	83
PID 1144 wrote to memory of 3668	1144	EXCEL.EXE	83
PID 1144 wrote to memory of 2912	1144	EXCEL.EXE	85
PID 1144 wrote to memory of 2912	1144	EXCEL.EXE	85
PID 1144 wrote to memory of 3784	1144	EXCEL.EXE	86
PID 1144 wrote to memory of 3784	1144	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\1529.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1368
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3968
- 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:3668
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:2912
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk4,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:3784

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/1144-5-0x00007FFE215C0000-0x00007FFE21BF7000-memory.dmp

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memory/1144-2-0x00007FFDFD230000-0x00007FFDFD240000-memory.dmp

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memory/1144-6-0x00007FFDFD230000-0x00007FFDFD240000-memory.dmp

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memory/1144-4-0x00007FFDFD230000-0x00007FFDFD240000-memory.dmp

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memory/1144-3-0x00007FFDFD230000-0x00007FFDFD240000-memory.dmp

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memory/3668-12-0x000001CF85EC0000-0x000001CF85EC7000-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