efcb2242da3692679ecb5065f772aaf7760ed6829390aaabaf07becd88d96c35

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 23:21

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General

Target

Change of Address.xls
Size

91KB
MD5

30c683519923457efd9422b2eb3f2421
SHA1

be84a1176ebff85b4790a8fa10cb68c6c8d9c10b
SHA256

e41862e6cf7c3206fe699b624046c6d3f7ecd59fce0ddca1aadcc87b30545949
SHA512

542784a3fc79a5444d849b5c906765f79dd670b517db86970e9dcaca2f91893cc07f2ee85d1d702419cfa370b0e7edd9432151c30d36da028a58e01445c04192
SSDEEP

1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgzbCXuZH4gb4CEn9J4ZIgT:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg5

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://wordpress.xinmoshiwang.com/list/1N5ty/

xlm40.dropper

http://ftp.appleshipstores.com/admin/8rsSDMyJv31SRdz/

xlm40.dropper

http://onaltiyadokuz.net/wp-snapshots/9Fvr0E6cY/

xlm40.dropper

http://cepasvirtual.com.ar/moodle/Lb4gSXE/

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	2604	2816	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2620	2816	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1948	2816	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2648	2816	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

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	EXCEL.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
2816	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2816	EXCEL.EXE
2816	EXCEL.EXE
2816	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2604	2816	EXCEL.EXE	30
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 2620	2816	EXCEL.EXE	31
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 1948	2816	EXCEL.EXE	32
PID 2816 wrote to memory of 2648	2816	EXCEL.EXE	34
PID 2816 wrote to memory of 2648	2816	EXCEL.EXE	34
PID 2816 wrote to memory of 2648	2816	EXCEL.EXE	34
PID 2816 wrote to memory of 2648	2816	EXCEL.EXE	34
PID 2816 wrote to memory of 2648	2816	EXCEL.EXE	34
PID 2816 wrote to memory of 2648	2816	EXCEL.EXE	34
PID 2816 wrote to memory of 2648	2816	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\Change of Address.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:2816
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2604
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2620
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:1948
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2648

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/2816-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2816-1-0x000000007236D000-0x0000000072378000-memory.dmp

Filesize
44KB

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memory/2816-2-0x000000007236D000-0x0000000072378000-memory.dmp

Filesize
44KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads