icedid | 70366cc7897ffce122d00bfc52803e9baf22f06e728c9839c0a3d187e77d1229

General

Target

require_12.20.doc
Size

76KB
MD5

fcfbe68394e2b23efc2837eecf3ef1e9
SHA1

bed81eff814cc60fda95411479693a21549ed4a5
SHA256

70366cc7897ffce122d00bfc52803e9baf22f06e728c9839c0a3d187e77d1229
SHA512

7b756fbb1c1cea76eb155bd1a68c26ef27a98a063a47ea2ab182fef8421952d7ee891f300cf2c88728d0480d2762cf98e617a2244616d791dc8bd4428f2dde94

Score

10^/10

icedid banker trojan

Malware Config

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:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1108	1036	rundll32.exe	WINWORD.EXE

Blocklisted process makes network request 7 IoCs

Processes:

mshta.exerundll32.exe

flow pid process

10 900 mshta.exe
25 2060 rundll32.exe
27 2060 rundll32.exe
34 2060 rundll32.exe
36 2060 rundll32.exe
38 2060 rundll32.exe
39 2060 rundll32.exe
Downloads MZ/PE file
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

2060 rundll32.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
10	900	mshta.exe
25	2060	rundll32.exe
27	2060	rundll32.exe
34	2060	rundll32.exe
36	2060	rundll32.exe
38	2060	rundll32.exe
39	2060	rundll32.exe

pid	process
2060	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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

Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1036 WINWORD.EXE
1036 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

2060 rundll32.exe
2060 rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000_Classes\Local Settings	rundll32.exe

pid	process
2060	rundll32.exe
2060	rundll32.exe

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE
1036	WINWORD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

WINWORD.EXErundll32.exemshta.exe

description	pid	process	target process
PID 1036 wrote to memory of 1108	1036	WINWORD.EXE	rundll32.exe
PID 1036 wrote to memory of 1108	1036	WINWORD.EXE	rundll32.exe
PID 1108 wrote to memory of 900	1108	rundll32.exe	mshta.exe
PID 1108 wrote to memory of 900	1108	rundll32.exe	mshta.exe
PID 1108 wrote to memory of 900	1108	rundll32.exe	mshta.exe
PID 900 wrote to memory of 2060	900	mshta.exe	rundll32.exe
PID 900 wrote to memory of 2060	900	mshta.exe	rundll32.exe
PID 900 wrote to memory of 2060	900	mshta.exe	rundll32.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\require_12.20.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:1036

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" url.dll,OpenURL c:\users\public\index.hta
2⤵
- Process spawned unexpected child process
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1108

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\index.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:900

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" c:\programdata\amE7F.pdf,ShowDialogA -r
4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2060

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

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Downloads

C:\users\public\index.hta
MD5
1d0c672803c627fb2d7f454121f0d9a1

SHA1
1ed482d22de659052fe3ba2b795d94930594d861

SHA256
2706ea22f53a820a15450024ca8746d8b119d428599a5a0d57c5e1d795409293

SHA512
61a17b8d6daefe48c779d7e16b00608ec6ae0fa8c8ef32806ee1c9e61f9e93419b4195213780afb93cd725dfe753858247885d2969065110bdae87a68665c0a2

Download Submit
\??\c:\programdata\amE7F.pdf
MD5
89ce0849c216cbe688401f17f83ea77a

SHA1
1c6619ab2a7f2aa8b28f5bf1c41daa2238f07ae5

SHA256
95ec5ba04d79ece6ce21cb30bc624425a98cb3c3f07470fd1269715f10d3a7c5

SHA512
bea33bf00c40072f2e6a3b26760caebb3409d2ad93c2b530050d3d78c21f789b86c91145c759df8c73b260fbc79be85871f3df3972916b41591b5ec55387aa8a

Download Submit
\ProgramData\amE7F.pdf
MD5
89ce0849c216cbe688401f17f83ea77a

SHA1
1c6619ab2a7f2aa8b28f5bf1c41daa2238f07ae5

SHA256
95ec5ba04d79ece6ce21cb30bc624425a98cb3c3f07470fd1269715f10d3a7c5

SHA512
bea33bf00c40072f2e6a3b26760caebb3409d2ad93c2b530050d3d78c21f789b86c91145c759df8c73b260fbc79be85871f3df3972916b41591b5ec55387aa8a

Download Submit
memory/900-8-0x0000000000000000-mapping.dmp

Download
memory/1036-2-0x00007FFC419B0000-0x00007FFC41FE7000-memory.dmp

Filesize
6.2MB

Download
memory/1036-3-0x000001EC45F7B000-0x000001EC45FE4000-memory.dmp

Filesize
420KB

Download
memory/1036-4-0x000001EC46082000-0x000001EC46087000-memory.dmp

Filesize
20KB

Download
memory/1036-5-0x000001EC46082000-0x000001EC46087000-memory.dmp

Filesize
20KB

Download
memory/1108-6-0x0000000000000000-mapping.dmp

Download
memory/2060-9-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads