icedid | e85b452445ae19e8a458921c6e14d2c2697e003056f10ae49ab18b969f6aa821

Analysis

max time kernel
133s
max time network
147s
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

dodo-doc-12.23.docm
Size

1.3MB
MD5

fccecb0deb25755fb7d60be2d42c7d24
SHA1

73b865be51b0577a83168ca76df125615d31b07a
SHA256

e85b452445ae19e8a458921c6e14d2c2697e003056f10ae49ab18b969f6aa821
SHA512

8a778b523f0a54ca0e0c6396e4d4471189bc1e0f69e84462a05b554d87a0a316d7c81991898b09dd5034571821b09267506e70eb55388c887915c64b04d2b315
SSDEEP

24576:/rlpJmLOgHWi8bj11H2w5inpF7sONo/qiy7L9pvRDNG7EzqHm+BmcW:/5pJmgf3zliFppmKqG+2

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 3204 3748 rundll32.exe
Blocklisted process makes network request 3 IoCs

Processes:

rundll32.exe

flow pid process

19 3204 rundll32.exe
69 3204 rundll32.exe
72 3204 rundll32.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

3204 rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3204	3748	rundll32.exe

flow	pid	process
19	3204	rundll32.exe
69	3204	rundll32.exe
72	3204	rundll32.exe

pid	process
3204	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1284 WINWORD.EXE
1284 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

3204 rundll32.exe
3204 rundll32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1284 WINWORD.EXE
1284 WINWORD.EXE
1284 WINWORD.EXE
1284 WINWORD.EXE
1284 WINWORD.EXE
1284 WINWORD.EXE
1284 WINWORD.EXE
1284 WINWORD.EXE

pid	process
1284	WINWORD.EXE
1284	WINWORD.EXE

pid	process
3204	rundll32.exe
3204	rundll32.exe

pid	process
1284	WINWORD.EXE
1284	WINWORD.EXE
1284	WINWORD.EXE
1284	WINWORD.EXE
1284	WINWORD.EXE
1284	WINWORD.EXE
1284	WINWORD.EXE
1284	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\dodo-doc-12.23.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1284

C:\Windows\system32\rundll32.exe
rundll32 C:\ProgramData\KBKOR2.DLL,init
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3204

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\KBKOR2.DLL
Filesize
740KB

MD5
404584ebbd5392ae611636e83c80df07

SHA1
4215876dbb1d8b9d617e35a305ac1d9c03c3c138

SHA256
d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

SHA512
7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

Download Submit
C:\ProgramData\KBKOR2.DLL
Filesize
740KB

MD5
404584ebbd5392ae611636e83c80df07

SHA1
4215876dbb1d8b9d617e35a305ac1d9c03c3c138

SHA256
d5ebe22fde4037d1f40402ca98b6d33f34a66a5d01fc8b52ceb50c36329f6215

SHA512
7358450edb7df324d7a96709308f7ba81b347ed67adcd9806434e0d46b920ff8b10bf0511ff49ebd752b16ab038f6b67f67c252bdc4a5a551cc40ee9c8c61d1c

Download Submit
memory/1284-138-0x00007FFC7B370000-0x00007FFC7B380000-memory.dmp

Filesize
64KB

Download
memory/1284-135-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-136-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-137-0x00007FFC7B370000-0x00007FFC7B380000-memory.dmp

Filesize
64KB

Download
memory/1284-132-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-134-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-133-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-148-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-149-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-150-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/1284-151-0x00007FFC7DCD0000-0x00007FFC7DCE0000-memory.dmp

Filesize
64KB

Download
memory/3204-141-0x0000000180000000-0x0000000180009000-memory.dmp

Filesize
36KB

Download