72614432199e84b1b9772489870af487fb73ff5dcedf07aa58c235ff7c8d6856

Analysis

max time kernel
144s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 18:23

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General

Target

72614432199e84b1b9772489870af487fb73ff5dcedf07aa58c235ff7c8d6856.xls
Size

96KB
MD5

f3d3d6bbb2e8f9fcb74807d57b6c41a0
SHA1

fb3b2845d7dad7f8b3a995e059445fbf4f7e76ae
SHA256

72614432199e84b1b9772489870af487fb73ff5dcedf07aa58c235ff7c8d6856
SHA512

38e220a0d63ca2fc08a2868a520b48ac1e2245eff2a02442139fe563d6153cfa6ce9f1be802d74df1ac9f1d3f45badcce9e1c957456c4cf5e80aa100b5455c8d
SSDEEP

1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4jHuS4hcTO97v7UYdEJm3x:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgZ

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://fisika.mipa.uns.ac.id/reseller/img/nRAvAgoY8Y/

xlm40.dropper

http://greycoconut.com/edm/71qUA/

xlm40.dropper

http://zonainformatica.es/tienda/XCHJmidSYTkE/

xlm40.dropper

http://balletmagazine.ro/wp-content/9VrMPV/

Signatures

Process spawned unexpected child process 4 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exe

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2560	2424	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2896	2424	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1912	2424	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	3032	2424	regsvr32.exe	29

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.exeEXCEL.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid	Process
2424	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid	Process
2424	EXCEL.EXE
2424	EXCEL.EXE
2424	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2560	2424	EXCEL.EXE	30
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 2896	2424	EXCEL.EXE	31
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 1912	2424	EXCEL.EXE	33
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34
PID 2424 wrote to memory of 3032	2424	EXCEL.EXE	34

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\72614432199e84b1b9772489870af487fb73ff5dcedf07aa58c235ff7c8d6856.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2560
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2896
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1912
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\soci2.ocx

Filesize
36KB

MD5
3b79e62476916ff33ddc0668a0898e6d

SHA1
fe4f73a8019a0407cec5e2eb0c344adc4ab73bae

SHA256
418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81

SHA512
3b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa

Download Submit
memory/2424-1-0x000000007331D000-0x0000000073328000-memory.dmp

Filesize
44KB

Download
memory/2424-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2424-20-0x000000007331D000-0x0000000073328000-memory.dmp

Filesize
44KB

Download