icedid | fcadf8c50d8b114cabd4509452b1a4f24f28f5b439179cae610dc037727d2077

Analysis

max time kernel
129s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2022 18:01

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General

Target

jonathanfrith.co.document.12.23.2022.docm
Size

1.3MB
MD5

1fd26f7168cef61ecfa03cbd2a9c7eec
SHA1

818a19cdc8a28151083dd201cea5ebec0355a3fa
SHA256

fcadf8c50d8b114cabd4509452b1a4f24f28f5b439179cae610dc037727d2077
SHA512

7d90730e21fb2489d9cf71b127f9fc17b5275b2f4f6fda0cbe85eb707d9130851f29cbe7747808e1a79e2b99ea6343ee525cf78c11ff6f1d44039cccd72882ba
SSDEEP

24576://JpJmLOgHWi8bj11H2w5inpF7sONo/qiy7L9pvRDuG7EzqHm+Bmcq:/xpJmgf3zliFppVKqG+K

Score

10^/10

icedid 1212497363 banker loader trojan

Malware Config

Extracted

Family

icedid

Campaign

1212497363

trbiriumpa.com

Signatures

IcedID, BokBot
IcedID is a banking trojan capable of stealing credentials.
trojan banker icedid
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description pid pid_target process target process

Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3472 3320 rundll32.exe
Blocklisted process makes network request 3 IoCs

Processes:

rundll32.exe

flow pid process

21 3472 rundll32.exe
106 3472 rundll32.exe
109 3472 rundll32.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

3472 rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3472	3320	rundll32.exe

flow	pid	process
21	3472	rundll32.exe
106	3472	rundll32.exe
109	3472	rundll32.exe

pid	process
3472	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

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3312 WINWORD.EXE
3312 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

3472 rundll32.exe
3472 rundll32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3312 WINWORD.EXE
3312 WINWORD.EXE
3312 WINWORD.EXE
3312 WINWORD.EXE
3312 WINWORD.EXE
3312 WINWORD.EXE
3312 WINWORD.EXE
3312 WINWORD.EXE

pid	process
3312	WINWORD.EXE
3312	WINWORD.EXE

pid	process
3472	rundll32.exe
3472	rundll32.exe

pid	process
3312	WINWORD.EXE
3312	WINWORD.EXE
3312	WINWORD.EXE
3312	WINWORD.EXE
3312	WINWORD.EXE
3312	WINWORD.EXE
3312	WINWORD.EXE
3312	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\jonathanfrith.co.document.12.23.2022.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3312

C:\Windows\system32\rundll32.exe
rundll32 C:\ProgramData\KBRU2.DLL,init
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\KBRU2.DLL
Filesize
740KB

MD5
404584ebbd5392ae611636e83c80df07

SHA1
4215876dbb1d8b9d617e35a305ac1d9c03c3c138

SHA256
d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

SHA512
7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

Download Submit
C:\ProgramData\KBRU2.DLL
Filesize
740KB

MD5
404584ebbd5392ae611636e83c80df07

SHA1
4215876dbb1d8b9d617e35a305ac1d9c03c3c138

SHA256
d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

SHA512
7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

Download Submit
memory/3312-138-0x00007FF85FF60000-0x00007FF85FF70000-memory.dmp

Filesize
64KB

Download
memory/3312-135-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-136-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-137-0x00007FF85FF60000-0x00007FF85FF70000-memory.dmp

Filesize
64KB

Download
memory/3312-132-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-133-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-134-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-148-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-149-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-150-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3312-151-0x00007FF862050000-0x00007FF862060000-memory.dmp

Filesize
64KB

Download
memory/3472-141-0x0000000180000000-0x0000000180009000-memory.dmp

Filesize
36KB

Download