icedid | 947a442e30a4a5bf3b19a691ae7198b3bbe2517bbf101e7820a16af9f69287fe

General

Target

F.A.Q[2021.11.17_21-03].xlsb
Size

283KB
MD5

33131357d897aa065d8220fd159733d4
SHA1

7c5793ad1dcd2594c803c991f6ce0ef4a75e78d8
SHA256

947a442e30a4a5bf3b19a691ae7198b3bbe2517bbf101e7820a16af9f69287fe
SHA512

fc63cce9a3a3c4cdcd5354f3d82882fc948e1cfd7622ce79c0222420c0b0d5ee87bec3b78e109dbca4f50a74e41d96bc34474237291992fb507c1f51b83d9894

Score

10^/10

icedid 4258209311 banker trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://yfo.yag.mybluehost.me/wp-content/uploads/2020/08/file1.cms

Extracted

Family

icedid

Campaign

4258209311

C2

sauceson.ink

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:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3540	2576	regsvr32.exe	EXCEL.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

3540 regsvr32.exe

pid	process
3540	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:

EXCEL.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2576 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

3540 regsvr32.exe
3540 regsvr32.exe

pid	process
3540	regsvr32.exe
3540	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE
2576	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2576 wrote to memory of 3540	2576	EXCEL.EXE	regsvr32.exe
PID 2576 wrote to memory of 3540	2576	EXCEL.EXE	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\F.A.Q[2021.11.17_21-03].xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2576

C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 -e -n -i:"Microsoft" C:\Users\Public\ofc.dll
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3540

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Public\ofc.dll
MD5
4e28e9e6d6444d1ac41dd7ef7da32196

SHA1
0b4eab4641ac9058babf8924610f8c58fcb5b6e4

SHA256
d5a4fcb0e552cad22b1a907e874295b08e83d58bd83f9b4788c90aaad263cd87

SHA512
4a33193f5585c8183eee374ca12d3cec8566b8dbdb6bf2a3abd80d24248010d288608368403986d84e5b1d219b8f7a76e1c50a1c82f3dafad560b945becabb36

Download Submit
\Users\Public\ofc.dll
MD5
4e28e9e6d6444d1ac41dd7ef7da32196

SHA1
0b4eab4641ac9058babf8924610f8c58fcb5b6e4

SHA256
d5a4fcb0e552cad22b1a907e874295b08e83d58bd83f9b4788c90aaad263cd87

SHA512
4a33193f5585c8183eee374ca12d3cec8566b8dbdb6bf2a3abd80d24248010d288608368403986d84e5b1d219b8f7a76e1c50a1c82f3dafad560b945becabb36

Download Submit
memory/2576-124-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

Filesize
64KB

Download
memory/2576-121-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

Filesize
64KB

Download
memory/2576-122-0x00000169321F0000-0x00000169321F2000-memory.dmp

Filesize
8KB

Download
memory/2576-123-0x00000169321F0000-0x00000169321F2000-memory.dmp

Filesize
8KB

Download
memory/2576-118-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

Filesize
64KB

Download
memory/2576-125-0x00000169321F0000-0x00000169321F2000-memory.dmp

Filesize
8KB

Download
memory/2576-131-0x00007FFAE75E0000-0x00007FFAE75F0000-memory.dmp

Filesize
64KB

Download
memory/2576-132-0x00007FFAE75E0000-0x00007FFAE75F0000-memory.dmp

Filesize
64KB

Download
memory/2576-120-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

Filesize
64KB

Download
memory/2576-119-0x00007FFAEA130000-0x00007FFAEA140000-memory.dmp

Filesize
64KB

Download
memory/3540-263-0x0000000000000000-mapping.dmp

Download
memory/3540-272-0x0000000002AA0000-0x0000000002B03000-memory.dmp

Filesize
396KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads