icedid | 012f5ed78eb2fc8afbea5c73b1e2f0d2ba88a42dcf7ccca626b9c2c3cecacf3e

General

Target
document-1113405161.xlsm
Size 106KB
Sample210331-jkhj72c6rs
SHA256 012f5ed78eb2fc8afbea5c73b1e2f0d2ba88a42dcf7ccca626b9c2c3cecacf3e
MD5 25ee69c289af4602d0e4a5ebfc824003
SHA1 a0e6215ea989a3e271ba01b8d3ce7b8fa181062c
SHA512 0e5bb9f2c1f51d1afb1e1ce2b2462743dc6c9980ff364c8e1422f8fedc8c33946c13e61f038a1a190bb03d2ce0af1bdf52592cbfb2efdccfd252cbf7559799a6
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	1332	4636	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1548	4636	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1720	4636	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1836	4636	rundll32.exe	67
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1592	4636	rundll32.exe	67

IcedID First Stage Loader 1 IoCs

loader

resource	yara_rule
behavioral2/memory/1592-14-0x0000019A5E700000-0x0000019A5E707000-memory.dmp	IcedidFirstLoader

Blocklisted process makes network request 2 IoCs

flow	pid	Process
44	1592	rundll32.exe
47	1592	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
1592	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
4636	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1592	rundll32.exe
1592	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE
4636	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 1332	4636	EXCEL.EXE	80
PID 4636 wrote to memory of 1332	4636	EXCEL.EXE	80
PID 4636 wrote to memory of 1548	4636	EXCEL.EXE	82
PID 4636 wrote to memory of 1548	4636	EXCEL.EXE	82
PID 4636 wrote to memory of 1720	4636	EXCEL.EXE	83
PID 4636 wrote to memory of 1720	4636	EXCEL.EXE	83
PID 4636 wrote to memory of 1836	4636	EXCEL.EXE	84
PID 4636 wrote to memory of 1836	4636	EXCEL.EXE	84
PID 4636 wrote to memory of 1592	4636	EXCEL.EXE	85
PID 4636 wrote to memory of 1592	4636	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\document-1113405161.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4636
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1332
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk1,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1548
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk2,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1720
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 ..\iekdhfe.dsk3,DllRegisterServer
  2⤵
  - Process spawned unexpected child process
  PID:1836
- 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:1592

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/1592-14-0x0000019A5E700000-0x0000019A5E707000-memory.dmp

Download

memory/4636-6-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmp

Download

memory/4636-5-0x00007FF9C90D0000-0x00007FF9C9707000-memory.dmp

Download

memory/4636-2-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmp

Download

memory/4636-4-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmp

Download

memory/4636-3-0x00007FF9A2350000-0x00007FF9A2360000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads