icedid | 87502ec6bc99fdad2d6092b022d35446123fd00e8ab9b5831939d32b7ba5a4de

General

Target

INV87162.txt.lnk
Size

1KB
MD5

eee800539317857be2814e2961f5786b
SHA1

3b4031af710ea8116b7ae0c405182055b263441c
SHA256

9ba435872f1ef090c6eb506fcd7c07d903b8c7a26e772e8b1046f312258f5a04
SHA512

c5610f208d67274d59a391ce80f3358b3bb3c83297f34029a89c2e34f687940d1cd064abf0b41dc264fec8fbc36e61c08329896d42bdae9a765048ae2edd3cbd

Score

10^/10

icedid 1842176049 banker loader suricata trojan

Malware Config

Extracted

Family

icedid

Campaign

1842176049

C2

carismortht.com

Signatures

IcedID, BokBot
IcedID is a banking trojan capable of stealing credentials.
trojan banker icedid
suricata: ET MALWARE Win32/IcedID Request Cookie
suricata: ET MALWARE Win32/IcedID Request Cookie
suricata
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

13 4812 rundll32.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

cmd.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

powershell.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings powershell.exe
Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

4540 NOTEPAD.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exerundll32.exe

pid process

3880 powershell.exe
3880 powershell.exe
4812 rundll32.exe
4812 rundll32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 3880 powershell.exe

flow	pid	process
13	4812	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	cmd.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings	powershell.exe

pid	process
4540	NOTEPAD.EXE

pid	process
3880	powershell.exe
3880	powershell.exe
4812	rundll32.exe
4812	rundll32.exe

description	pid	process
Token: SeDebugPrivilege	3880	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exepowershell.exe

description	pid	process	target process
PID 3396 wrote to memory of 3880	3396	cmd.exe	powershell.exe
PID 3396 wrote to memory of 3880	3396	cmd.exe	powershell.exe
PID 3880 wrote to memory of 4540	3880	powershell.exe	NOTEPAD.EXE
PID 3880 wrote to memory of 4540	3880	powershell.exe	NOTEPAD.EXE
PID 3880 wrote to memory of 4812	3880	powershell.exe	rundll32.exe
PID 3880 wrote to memory of 4812	3880	powershell.exe	rundll32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\INV87162.txt.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3396

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -exec bypass -w h -file UFbjRkMGfw.ps1
2⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3880

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\notice.txt
3⤵
- Opens file in notepad (likely ransom note)
PID:4540

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" 33667344.dll,#1
3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:4812

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3880-130-0x0000000000000000-mapping.dmp

Download
memory/3880-131-0x000001ACAF7B0000-0x000001ACAF7D2000-memory.dmp

Filesize
136KB

Download
memory/3880-134-0x00007FFAE0AF0000-0x00007FFAE15B1000-memory.dmp

Filesize
10.8MB

Download
memory/4540-132-0x0000000000000000-mapping.dmp

Download
memory/4812-133-0x0000000000000000-mapping.dmp

Download
memory/4812-135-0x0000000180000000-0x0000000180009000-memory.dmp

Filesize
36KB

Download

Analysis

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