bfbb520f257bccf3d8377c94844dcb36748edbb3471f26aed9f592db41e5e1d2

Analysis

max time kernel
138s
max time network
148s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 21:29

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General

Target

bfbb520f257bccf3d8377c94844dcb36748edbb3471f26aed9f592db41e5e1d2.xls
Size

95KB
MD5

525332767f3e75f895e4351a9a3e4719
SHA1

7b6a029fcc91c9d6268086502a42ce9649a94f53
SHA256

bfbb520f257bccf3d8377c94844dcb36748edbb3471f26aed9f592db41e5e1d2
SHA512

66b071526debfdea0518babc54e711e2821958d82f52dbce02c8f575a532721bd7d1201533f6ebfe4af71756c9d3b9772443c218b2ad2aa2ce11912599dde5f0
SSDEEP

1536:UkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4HuS4hcTO97v7UYdEJms:bKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg6

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://cointrade.world/receipts/0LjXVwpQrhw/

xlm40.dropper

http://www.garantihaliyikama.com/wp-admin/jp64lssPHEe2ii/

xlm40.dropper

http://haircutbar.com/cgi-bin/BC3WAQ8zJY4ALXA4/

xlm40.dropper

http://airhobi.com/system/WLvH1ygkOYQO/

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	2572	2368	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2280	2368	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2844	2368	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	848	2368	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	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
2368	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2368	EXCEL.EXE
2368	EXCEL.EXE
2368	EXCEL.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2572	2368	EXCEL.EXE	31
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2280	2368	EXCEL.EXE	32
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 2844	2368	EXCEL.EXE	34
PID 2368 wrote to memory of 848	2368	EXCEL.EXE	35
PID 2368 wrote to memory of 848	2368	EXCEL.EXE	35
PID 2368 wrote to memory of 848	2368	EXCEL.EXE	35
PID 2368 wrote to memory of 848	2368	EXCEL.EXE	35
PID 2368 wrote to memory of 848	2368	EXCEL.EXE	35
PID 2368 wrote to memory of 848	2368	EXCEL.EXE	35
PID 2368 wrote to memory of 848	2368	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\bfbb520f257bccf3d8377c94844dcb36748edbb3471f26aed9f592db41e5e1d2.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:2368
- 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:2572
- 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:2280
- 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:2844
- 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:848

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\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6D19C029B37C61177ECC4D41045082DE

Filesize
5B

MD5
5bfa51f3a417b98e7443eca90fc94703

SHA1
8c015d80b8a23f780bdd215dc842b0f5551f63bd

SHA256
bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

SHA512
4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
518e4b2275d00800d2ce0045d2588239

SHA1
23d53cddbfa7aa829ae22c1f28fe20d7d664ba76

SHA256
50be2b3cc3bda15c3e75a41a2d4f64109149b3afdc09649e87d4cc5aac1bc0dd

SHA512
fbf515d0c6b30bae668979c5faa76f037d4799ee921b2aa7a1cefaf19dce8cee1b5a4272e7cc13bf8b696aeb4865da1944d8ee9e0eb784615ed33452eb7cd066

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabE86F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE96B.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2368-1-0x00000000726CD000-0x00000000726D8000-memory.dmp

Filesize
44KB

Download
memory/2368-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2368-2-0x00000000726CD000-0x00000000726D8000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads