be1151273f1ab6c3b99807c284b51cb3d5d6fa94aaa411610eb0764b032ef65e

General

Target

fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
Size

302KB
MD5

fe70483736e36709b074a8d0f380f0bd
SHA1

6daf47bfda8814b2c1ed165eb7041b84186739ef
SHA256

be1151273f1ab6c3b99807c284b51cb3d5d6fa94aaa411610eb0764b032ef65e
SHA512

870f83f609ddcc9593c96cbf604a42f72e3ad0f44059e0c673fd44bbdffada6622b1df44c259bbe141462bc3fcba29cfbd8a5fbd8f10a5092161049227d81422
SSDEEP

6144:MgUaXVt3TqPBNkFtSG1+2a8OeD6GBwQMwmQ:saFt3TGBAtSG1DOeD6GBvm

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1428	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1428	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2164-0-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/memory/1428-17-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/files/0x000b000000012256-16.dat	upx

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
1428	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 1428	2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe	29
PID 2164 wrote to memory of 1428	2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe	29
PID 2164 wrote to memory of 1428	2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe	29
PID 2164 wrote to memory of 1428	2164	fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of UnmapMainImage
  PID:1428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

Filesize
344B

MD5
6cc53f4a054db3121c617c849933562c

SHA1
8381b279df6cfaa03803e780126dddf7c1729b52

SHA256
bfd5b7a61eaf304962e911c97d9c2e18f9b1a683b5c7bfce65a2bac12818d2f8

SHA512
cc2f8d459f8fcb6a65adceb9ced35f15b64a10514bc2e830facd19ecff3af14104ac4ef4431e8e3af9eccfc10491013c6a7693a75c2e04f2008dc851c457cab2

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

Filesize
344B

MD5
a8828d10ff1dac620e668d94ce27f21e

SHA1
4551c8c12e8a192df3752ba152d354e2374dad02

SHA256
f2b77ccb6c6ddb2a11f70641205fecc6185854f67ff6e259ea14db894cdef2f2

SHA512
4a4e67c60a43f1e8b1b282f087a8d3c8642950687349c07ad23c6183c4ca6681fa0b00a87f04759bd9bad06245df8edea79ee3134a003aa41aac0f09925f6374

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar832B.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\Temp\fe70483736e36709b074a8d0f380f0bd_JaffaCakes118.exe

Filesize
302KB

MD5
1338a9be46ea1fbdeab5db72e67f3c32

SHA1
87570862d3d35727c4d1e722413962842c151f89

SHA256
b8ca9b12087f5129720a824d9e65d34acb7b7835f1a1027ae6b098e218cdff44

SHA512
aa9dbab5e8376ca5d4b821c11771ec9e5c1876cd3caa0ebd1cbbdc4422a221c6812d23e69cbcede4805139119cdeb844c499e0b30e5429f05b8c6ece64455846

Download Submit
memory/1428-17-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1428-21-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/1428-42-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2164-0-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/2164-2-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2164-1-0x00000000001F0000-0x0000000000221000-memory.dmp

Filesize
196KB

Download
memory/2164-15-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download

Analysis

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