icedid | cf28960e0fc4f4d0a1ce7fd38af55f785ec0618c82a688c4a962ebb41bee165f

General

Target

faq[2021.11.17_21-03].xlsb
Size

283KB
MD5

fc864c8b8197949424384a51492f2356
SHA1

95816c7d4a1d0212fab6941eca12189b32c4ca19
SHA256

0515221ef8471456dc6ca6392826c4fd965910d6cefc1cc5b30cca99291e6296
SHA512

75dcc5535f5630fa256518592661f81d535351e5fee24d5b7b6331f0c33e8458f655c76251bd82349ba71d4cf733c1109dc89b35927c2a8a49be35ce696b231f

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	2372	3724	regsvr32.exe	EXCEL.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

2372 regsvr32.exe

pid	process
2372	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

3724 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

2372 regsvr32.exe
2372 regsvr32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3724 EXCEL.EXE
3724 EXCEL.EXE

pid	process
2372	regsvr32.exe
2372	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3724 wrote to memory of 2372	3724	EXCEL.EXE	regsvr32.exe
PID 3724 wrote to memory of 2372	3724	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\faq[2021.11.17_21-03].xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3724

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:2372

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

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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/2372-258-0x0000000000000000-mapping.dmp

Download
memory/2372-266-0x0000000002690000-0x00000000026F3000-memory.dmp

Filesize
396KB

Download
memory/3724-118-0x00007FFD94680000-0x00007FFD94690000-memory.dmp

Filesize
64KB

Download
memory/3724-119-0x00007FFD94680000-0x00007FFD94690000-memory.dmp

Filesize
64KB

Download
memory/3724-120-0x00007FFD94680000-0x00007FFD94690000-memory.dmp

Filesize
64KB

Download
memory/3724-121-0x00007FFD94680000-0x00007FFD94690000-memory.dmp

Filesize
64KB

Download
memory/3724-122-0x000002296CA20000-0x000002296CA22000-memory.dmp

Filesize
8KB

Download
memory/3724-123-0x000002296CA20000-0x000002296CA22000-memory.dmp

Filesize
8KB

Download
memory/3724-124-0x00007FFD94680000-0x00007FFD94690000-memory.dmp

Filesize
64KB

Download
memory/3724-125-0x000002296CA20000-0x000002296CA22000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads