d85b3c0bee9a537ec923c070fde22f9e275130ab2c3e031397796cc856a44588

General

Target

d85b3c0bee9a537ec923c070fde22f9e275130ab2c3e031397796cc856a44588.xlsm
Size

25KB
MD5

c22078f129f1d702314102bc47fa5a77
SHA1

b9fb91344d5276c9ca779867fecea5ac80c89f21
SHA256

d85b3c0bee9a537ec923c070fde22f9e275130ab2c3e031397796cc856a44588
SHA512

aad36bb3ce63f59fae9b4d66ec5a6921edba8903c684746021a44c04817635513cedf48fb34bd69c14637874313de66a7e5d623dd36011bffae1728e7398cd9e

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://nicknewsteadconstructions.com.au/zhsvrgfcs/55555555555.jpg

Signatures

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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	304	1888	rundll32.exe	EXCEL.EXE

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
File opened (read-only)	\??\B:	EXCEL.EXE
File opened (read-only)	\??\N:	EXCEL.EXE
File opened (read-only)	\??\O:	EXCEL.EXE
File opened (read-only)	\??\R:	EXCEL.EXE
File opened (read-only)	\??\S:	EXCEL.EXE
File opened (read-only)	\??\U:	EXCEL.EXE
File opened (read-only)	\??\F:	EXCEL.EXE
File opened (read-only)	\??\G:	EXCEL.EXE
File opened (read-only)	\??\L:	EXCEL.EXE
File opened (read-only)	\??\Z:	EXCEL.EXE
File opened (read-only)	\??\J:	EXCEL.EXE
File opened (read-only)	\??\K:	EXCEL.EXE
File opened (read-only)	\??\P:	EXCEL.EXE
File opened (read-only)	\??\T:	EXCEL.EXE
File opened (read-only)	\??\V:	EXCEL.EXE
File opened (read-only)	\??\W:	EXCEL.EXE
File opened (read-only)	\??\X:	EXCEL.EXE
File opened (read-only)	\??\Y:	EXCEL.EXE
File opened (read-only)	\??\A:	EXCEL.EXE
File opened (read-only)	\??\E:	EXCEL.EXE
File opened (read-only)	\??\H:	EXCEL.EXE
File opened (read-only)	\??\I:	EXCEL.EXE
File opened (read-only)	\??\M:	EXCEL.EXE
File opened (read-only)	\??\Q:	EXCEL.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1888 EXCEL.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

EXCEL.EXE

pid process

1888 EXCEL.EXE
1888 EXCEL.EXE
1888 EXCEL.EXE
1888 EXCEL.EXE
1888 EXCEL.EXE
1888 EXCEL.EXE
1888 EXCEL.EXE

pid	process
1888	EXCEL.EXE

pid	process
1888	EXCEL.EXE
1888	EXCEL.EXE
1888	EXCEL.EXE
1888	EXCEL.EXE
1888	EXCEL.EXE
1888	EXCEL.EXE
1888	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe
PID 1888 wrote to memory of 304	1888	EXCEL.EXE	rundll32.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\d85b3c0bee9a537ec923c070fde22f9e275130ab2c3e031397796cc856a44588.xlsm
1⤵
- Enumerates connected drives
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe ..\AppData\Roaming\Gertik.JJSSDDFF,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:304

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Gertik.JJSSDDFF
MD5
0357aa49ea850b11b99d09a2479c321b

SHA1
41472ba5c40f61fa1c77c42cf06248f13b8785f0

SHA256
0ff0b7fcb090c65d0bdcb2af4bbd2c30f33356b3ce9b117186fa20391ef840a3

SHA512
a317a0f035b8dff7ca60c76b0b75698a3528fd4c7c5e915292c982d2b38c1c937c318362c891e93bee6fdb1b166764d7183140a837fd23daa2be3d2dac5a5dfc

Download Submit
memory/304-3-0x0000000000000000-mapping.dmp

Download
memory/2032-2-0x000007FEF5F60000-0x000007FEF61DA000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads