b19a4ec73e374b0421fcdd7696627d06b4aee40e2d97bf52efbac119d9495bb6

Analysis

max time kernel
142s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 21:44

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General

Target

b19a4ec73e374b0421fcdd7696627d06b4aee40e2d97bf52efbac119d9495bb6.xls
Size

95KB
MD5

ce5192e9eeffe14da3030106d61ff4de
SHA1

90033ab3aa5cfe11d82180f92f513d5cb20ba212
SHA256

b19a4ec73e374b0421fcdd7696627d06b4aee40e2d97bf52efbac119d9495bb6
SHA512

54d31d3e5fa683178f87474cf7bb62f841b79a1f587327f5cd53c0184210a0fcc04cd44df108dd6c68b066380935d6c8c438d8913e0134cb8f383ee44aacf0c5
SSDEEP

1536:iFKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgcHuS4hcTO97v7UYdEJm0t:cKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgE

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://dazzlecollections.co.za/THDXpHbk3YwA/HTolLw1ams3x/

xlm40.dropper

http://www.daxberger.at/stats/NfxCfPkIhjZqEvLMN2Ul/

xlm40.dropper

http://k-s-j.jp/contact/r3a9keM/

xlm40.dropper

http://kentandcowines.com.au/wp-content/nkz1FRU9Y5i/L/

Signatures

Process spawned unexpected child process 4 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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2684	3016	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2812	3016	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2552	3016	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	3032	3016	regsvr32.exe	30

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

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

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3016	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2684	3016	EXCEL.EXE	31
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2812	3016	EXCEL.EXE	32
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 2552	3016	EXCEL.EXE	34
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35
PID 3016 wrote to memory of 3032	3016	EXCEL.EXE	35

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\b19a4ec73e374b0421fcdd7696627d06b4aee40e2d97bf52efbac119d9495bb6.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:3016
- 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:2684
- 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:2812
- 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:2552
- 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

memory/3016-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/3016-1-0x000000007227D000-0x0000000072288000-memory.dmp

Filesize
44KB

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memory/3016-14-0x000000007227D000-0x0000000072288000-memory.dmp

Filesize
44KB

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads