icedid | f604ca55de802f334064610d65e23890ab81906cdac3f8a5c7c25126176289c8

General

Target

deed contract 12.15.2021.doc
Size

42KB
MD5

5743e3edb2bf64fe08e5e9a6ea24cd7e
SHA1

4bd0151fa9520c9886f7d7a250596687b52bfa81
SHA256

f604ca55de802f334064610d65e23890ab81906cdac3f8a5c7c25126176289c8
SHA512

8728257bd9a6d3fc252b3fa56ece7b6b81f7ac9608327cf7984600ffb277ac3ba9ebe0bc10bca5b2267a9cf1e9025aea95309efcfb05db6e3f381454ff1296a7

Score

10^/10

icedid 1694525507 banker trojan

Malware Config

Extracted

Family

icedid

Campaign

1694525507

C2

firenicatrible.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:

explorer.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2164	2496	explorer.exe	WINWORD.EXE

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

30 3680 mshta.exe
Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

420 regsvr32.exe
596 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	pid	process
30	3680	mshta.exe

pid	process
420	regsvr32.exe
596	regsvr32.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

Modifies registry class 1 IoCs

Processes:

explorer.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000_Classes\Local Settings explorer.exe
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2496 WINWORD.EXE
2496 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

596 regsvr32.exe
596 regsvr32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000_Classes\Local Settings	explorer.exe

pid	process
596	regsvr32.exe
596	regsvr32.exe

Suspicious use of SetWindowsHookEx 19 IoCs

Processes:

WINWORD.EXE

pid	process
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE
2496	WINWORD.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

WINWORD.EXEexplorer.exemshta.exeregsvr32.exe

description	pid	process	target process
PID 2496 wrote to memory of 2164	2496	WINWORD.EXE	explorer.exe
PID 2496 wrote to memory of 2164	2496	WINWORD.EXE	explorer.exe
PID 2388 wrote to memory of 3680	2388	explorer.exe	mshta.exe
PID 2388 wrote to memory of 3680	2388	explorer.exe	mshta.exe
PID 2388 wrote to memory of 3680	2388	explorer.exe	mshta.exe
PID 3680 wrote to memory of 420	3680	mshta.exe	regsvr32.exe
PID 3680 wrote to memory of 420	3680	mshta.exe	regsvr32.exe
PID 3680 wrote to memory of 420	3680	mshta.exe	regsvr32.exe
PID 420 wrote to memory of 596	420	regsvr32.exe	regsvr32.exe
PID 420 wrote to memory of 596	420	regsvr32.exe	regsvr32.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\deed contract 12.15.2021.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2496

\??\c:\windows\explorer.exe
c:\windows\explorer karolYouYou.hta
2⤵
- Process spawned unexpected child process
PID:2164

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2388

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Documents\karolYouYou.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" c:\users\public\youYou.jpg
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:420

C:\Windows\system32\regsvr32.exe
c:\users\public\youYou.jpg
4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

3

T1082

Query Registry

2

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\Documents\karolYouYou.hta
MD5
b81c854f3cc5bfabb51bdbe9d85964ae

SHA1
f4116623c3c443a6438cf9a1a3d0a568a6813ee6

SHA256
e00b0e980272214abae7b80ce475d8cd6b1e12275364e42ca276d0f6a7d5fd45

SHA512
f2b2a460f5d9797c70b06491e17522740f8886267db0ab1b1e70cc332081ee5f6c64a4af54ef3685cc6257bf08d82368f698189c7903f83ada7bf918c0ef9af0

Download Submit
\??\c:\users\public\youYou.jpg
MD5
ee78b231992fcef6de4e7d1b17c7ca0a

SHA1
3b28788fd06a2dea76589cb54959eb20e2a0949d

SHA256
1b34579918b682e8312cf1009fec4b2d4793c4e529ca72bf011e944b64599598

SHA512
fa3e884b3119c852114d9406e69a073be1e8657ea7f53d29fcd460306841d101c6cd6e11b415469ce1e56995b3a0013c956ffa109cf8c9ee376f34073b415f5b

Download Submit
\Users\Public\youYou.jpg
MD5
ee78b231992fcef6de4e7d1b17c7ca0a

SHA1
3b28788fd06a2dea76589cb54959eb20e2a0949d

SHA256
1b34579918b682e8312cf1009fec4b2d4793c4e529ca72bf011e944b64599598

SHA512
fa3e884b3119c852114d9406e69a073be1e8657ea7f53d29fcd460306841d101c6cd6e11b415469ce1e56995b3a0013c956ffa109cf8c9ee376f34073b415f5b

Download Submit
\Users\Public\youYou.jpg
MD5
ee78b231992fcef6de4e7d1b17c7ca0a

SHA1
3b28788fd06a2dea76589cb54959eb20e2a0949d

SHA256
1b34579918b682e8312cf1009fec4b2d4793c4e529ca72bf011e944b64599598

SHA512
fa3e884b3119c852114d9406e69a073be1e8657ea7f53d29fcd460306841d101c6cd6e11b415469ce1e56995b3a0013c956ffa109cf8c9ee376f34073b415f5b

Download Submit
memory/420-288-0x0000000000000000-mapping.dmp

Download
memory/596-301-0x0000000000D70000-0x0000000000DD3000-memory.dmp

Filesize
396KB

Download
memory/596-291-0x0000000000000000-mapping.dmp

Download
memory/2164-260-0x0000000000000000-mapping.dmp

Download
memory/2496-115-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2496-122-0x000001E4B15E0000-0x000001E4B15E2000-memory.dmp

Filesize
8KB

Download
memory/2496-121-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2496-120-0x000001E4B15E0000-0x000001E4B15E2000-memory.dmp

Filesize
8KB

Download
memory/2496-119-0x000001E4B15E0000-0x000001E4B15E2000-memory.dmp

Filesize
8KB

Download
memory/2496-118-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2496-117-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/2496-116-0x00007FFDFC560000-0x00007FFDFC570000-memory.dmp

Filesize
64KB

Download
memory/3680-263-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads