icedid | a0ac47bfb1e405f599111d64a3d7c254dc55da790496060e92f045837f149621

Analysis

max time kernel
130s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
30/11/2022, 19:31

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General

Target
instructor.file.11.30.docm
Size 764KB
Sample221130-x8drpaha59
SHA256 a0ac47bfb1e405f599111d64a3d7c254dc55da790496060e92f045837f149621
MD5 4aeb468ad6b94f74722a9dcbde919e8c
SHA1 a6aa5d722a18a0710ee359f91654432c38144769
SHA512 e1824293288c7333669d6e4dca7e8d177ce3aa178f3e40efc691b6b16e8d0a527bf775f35592275e22d56a4c5f3b59cdff62fbe891c9c054c266d5569fb22c79
SSDEEP 12288:/9aUVE9j2y+1JbeQbntrws6/GYzw6OFokpXfiiGef/DE1gNp3PRNKGh/K5:/xV2jUeQRI5wPN/GgNp3PRNKI/K5
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

icedid 1313163077 banker loader trojan

Malware Config

Extracted

Family

icedid

Campaign

1313163077

oilcardirtoz.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.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2600	3404	rundll32.exe	81

Blocklisted process makes network request 3 IoCs

flow	pid	Process
15	2600	rundll32.exe
57	2600	rundll32.exe
61	2600	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2600	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

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

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3404	WINWORD.EXE
3404	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2600	rundll32.exe
2600	rundll32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3404	WINWORD.EXE
3404	WINWORD.EXE
3404	WINWORD.EXE
3404	WINWORD.EXE
3404	WINWORD.EXE
3404	WINWORD.EXE
3404	WINWORD.EXE
3404	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3404 wrote to memory of 2600	3404	WINWORD.EXE	83
PID 3404 wrote to memory of 2600	3404	WINWORD.EXE	83

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\instructor.file.11.30.docm" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Windows\SYSTEM32\rundll32.exe
  rundll32 C:\ProgramData\xxx.dll,#1
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:2600

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

xxx.dll

Path C:\ProgramData\xxx.dll
Size 375KB
SHA256 0d544614b47400768cf210c2e4d1a298e5cae36820c7b1b6327bb67b8e3ea8cb
MD5 d24053e88149fee100f6d0fd88a5c118
SHA1 69084f340ff60656df3a73fb9d0e3cffee9ae667
SHA512 cf8331b06f6d34b19ca817cc77c1854e6319456cc4f2d4753911711d98b439f0204a6f2278a73c521d43cf462fcf2b49a722fa7809af2954cc0e1721db4b4734
SSDEEP 6144:/lvrP7tlUH7tBtGop4h1ee2k6Sn4s68dTcEgDAIpiWe97TzGux0siC6pEOEGElVP:9vrPsSo9tmNhdhr
MD5 SHA1 SHA512 SSDEEP

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xxx.dll

Path C:\ProgramData\xxx.dll
Size 375KB
SHA256 0d544614b47400768cf210c2e4d1a298e5cae36820c7b1b6327bb67b8e3ea8cb
MD5 d24053e88149fee100f6d0fd88a5c118
SHA1 69084f340ff60656df3a73fb9d0e3cffee9ae667
SHA512 cf8331b06f6d34b19ca817cc77c1854e6319456cc4f2d4753911711d98b439f0204a6f2278a73c521d43cf462fcf2b49a722fa7809af2954cc0e1721db4b4734
SSDEEP 6144:/lvrP7tlUH7tBtGop4h1ee2k6Sn4s68dTcEgDAIpiWe97TzGux0siC6pEOEGElVP:9vrPsSo9tmNhdhr
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2600-142-0x0000000180000000-0x0000000180009000-memory.dmp

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memory/3404-135-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-137-0x00007FF8D50A0000-0x00007FF8D50B0000-memory.dmp

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memory/3404-138-0x00007FF8D50A0000-0x00007FF8D50B0000-memory.dmp

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memory/3404-136-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-132-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-134-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-133-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-149-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-150-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-151-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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memory/3404-152-0x00007FF8D78D0000-0x00007FF8D78E0000-memory.dmp

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