ae77e8a7ff8f741ded073015589f0a0158cb0e30f8b0f112abfa161fc0ee155f

General

Target

ebe4eae535d943f9145d9395649b281b_JaffaCakes118.xls
Size

233KB
MD5

ebe4eae535d943f9145d9395649b281b
SHA1

72b41d1da80745cf5186484f314d3b7c4d942508
SHA256

ae77e8a7ff8f741ded073015589f0a0158cb0e30f8b0f112abfa161fc0ee155f
SHA512

fe750ae58cd826fb208b7142778ea597764b187857dad8d4c5df236e99cfd10390223269082330f044645745691168d37938b9de3d97aa6c91b2d10808017735
SSDEEP

6144:Bk3hOdsylKlgxopeiBNhZF+E+W2kdAzptovbUrXI5xOojZD3jEuXejkdNDQjWDIB:UUrXI5xOsjEuXYkdNDQjWDIWgQq853ry

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 2 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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3828	2384	explorer.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4332	2384	explorer.exe	81

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2384	EXCEL.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2384	EXCEL.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2384	EXCEL.EXE
2384	EXCEL.EXE
2384	EXCEL.EXE
2384	EXCEL.EXE
2384	EXCEL.EXE
2384	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 3828	2384	EXCEL.EXE	85
PID 2384 wrote to memory of 3828	2384	EXCEL.EXE	85
PID 3000 wrote to memory of 3456	3000	explorer.exe	88
PID 3000 wrote to memory of 3456	3000	explorer.exe	88
PID 2384 wrote to memory of 4332	2384	EXCEL.EXE	89
PID 2384 wrote to memory of 4332	2384	EXCEL.EXE	89
PID 216 wrote to memory of 1980	216	explorer.exe	91
PID 216 wrote to memory of 1980	216	explorer.exe	91

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ebe4eae535d943f9145d9395649b281b_JaffaCakes118.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\explorer.exe
  explorer.exe C:\Users\Admin\AppData\Local\Temp\pn7.vbs
  2⤵
  - Process spawned unexpected child process
  PID:3828
- C:\Windows\explorer.exe
  explorer.exe C:\Users\Admin\AppData\Local\Temp\vrSFYA.vbs
  2⤵
  - Process spawned unexpected child process
  PID:4332

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\pn7.vbs"
  2⤵
  PID:3456

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:216
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\vrSFYA.vbs"
  2⤵
  PID:1980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\DWck.txt

Filesize
3B

MD5
21438ef4b9ad4fc266b6129a2f60de29

SHA1
5eb8e2242eeb4f5432beeec8b873f1ab0a6b71fd

SHA256
13bf7b3039c63bf5a50491fa3cfd8eb4e699d1ba1436315aef9cbe5711530354

SHA512
37436ced85e5cd638973e716d6713257d692f9dd2e1975d5511ae3856a7b3b9f0d9e497315a058b516ab31d652ea9950938c77c1ad435ea8d4b49d73427d1237

Download Submit
C:\Users\Admin\AppData\Local\Temp\pn7.vbs

Filesize
343B

MD5
65ee4952b5891c99f5ac3fbec31252bb

SHA1
8a31b35ef3ea1fa941d5eceed9a761e003e0c5c7

SHA256
80d43c53a16323f1fcf4341b81a3be2558b7267af185fde5b9e134fe842ab5c9

SHA512
2131f1ba62b8a23c1071a4c621c0f4a5fa2db2ef643eafbb0c4fc5210d4e638e570ecba7aeeefab7089251ec4d29ddcf40532b3c7b67815f292f96892d94fc8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\vrSFYA.vbs

Filesize
783B

MD5
e7432dc6b3e8ebfe4d16202fd331f309

SHA1
b56ce9651163a08e9f2795e0355a07b7d6d619d0

SHA256
1db524dc0c7f7ab984d29052ab6b82edeaf5d0ac9de317f4e0385ba022fd66cb

SHA512
0c869c0162e49d63ec3015ea90e4e1904b39fc26d81d09bb0daa21c4d4f242656f5f240bc1610bd2c9f0d7b6f577f69a623694c083124b5d287b1db55a26b327

Download Submit
memory/2384-5-0x00007FFF20A10000-0x00007FFF20A20000-memory.dmp

Filesize
64KB

Download
memory/2384-11-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-3-0x00007FFF20A10000-0x00007FFF20A20000-memory.dmp

Filesize
64KB

Download
memory/2384-4-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-7-0x00007FFF20A10000-0x00007FFF20A20000-memory.dmp

Filesize
64KB

Download
memory/2384-9-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-10-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-8-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-12-0x00007FFF1E650000-0x00007FFF1E660000-memory.dmp

Filesize
64KB

Download
memory/2384-6-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-13-0x00007FFF1E650000-0x00007FFF1E660000-memory.dmp

Filesize
64KB

Download
memory/2384-0-0x00007FFF20A10000-0x00007FFF20A20000-memory.dmp

Filesize
64KB

Download
memory/2384-1-0x00007FFF60A2D000-0x00007FFF60A2E000-memory.dmp

Filesize
4KB

Download
memory/2384-2-0x00007FFF20A10000-0x00007FFF20A20000-memory.dmp

Filesize
64KB

Download
memory/2384-31-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download
memory/2384-32-0x00007FFF60A2D000-0x00007FFF60A2E000-memory.dmp

Filesize
4KB

Download
memory/2384-33-0x00007FFF60990000-0x00007FFF60B85000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads