e87a6bb6a951fd9a669a5d8fbb2333cd36dfcbe0f54d917e03c3a98caa6d9c06

General

Target

2fa475e76cb3078dda103f5193e0a111_JaffaCakes118.dll
Size

1.1MB
MD5

2fa475e76cb3078dda103f5193e0a111
SHA1

43fb76212bb4eb9c83b1b61ef98d80fa6c9baafd
SHA256

e87a6bb6a951fd9a669a5d8fbb2333cd36dfcbe0f54d917e03c3a98caa6d9c06
SHA512

c5f07a60b0b5ace28236a041fe7c93668cbcab25945093e84094d2d1f5abd8be393a33130d351aa5129f07181755a421ff1ccca1673404787962b05a6f9a11bd
SSDEEP

24576:SMpZ4OxwR1QcQq/W7ihb4bPWmBLXvPmVpTrdzjs00D:SuNZ7Ib8ZBL2/X4

Score

8^/10

persistence

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\dticem\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2fa475e76cb3078dda103f5193e0a111_JaffaCakes118.dll"	regsvr32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\8629022a4c.dll	svchost.exe
File created	C:\Windows\SysWOW64\8629022a4c.dll	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 2336	468	regsvr32.exe	31
PID 468 wrote to memory of 2336	468	regsvr32.exe	31
PID 468 wrote to memory of 2336	468	regsvr32.exe	31
PID 468 wrote to memory of 2336	468	regsvr32.exe	31
PID 468 wrote to memory of 2336	468	regsvr32.exe	31
PID 468 wrote to memory of 2336	468	regsvr32.exe	31
PID 468 wrote to memory of 2336	468	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2fa475e76cb3078dda103f5193e0a111_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:468
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2fa475e76cb3078dda103f5193e0a111_JaffaCakes118.dll
  2⤵
  - Server Software Component: Terminal Services DLL
  PID:2336

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k dtcGep
1⤵
- Drops file in System32 directory
PID:2068

Network

DNS

ip.qq.com

dtcGep

Remote address:

8.8.8.8:53

Request

ip.qq.com

IN A

Response

ip.qq.com

IN A

0.0.0.1
DNS

ip.knowsky.com

dtcGep

Remote address:

8.8.8.8:53

Request

ip.knowsky.com

IN A

Response

ip.knowsky.com

IN A

104.21.6.75

ip.knowsky.com

IN A

172.67.134.154
GET

http://ip.knowsky.com/

dtcGep

Remote address:

104.21.6.75:80

Request

GET / HTTP/1.1
Accept:image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/msword, application/vnd.ms-excel, application/vnd.ms-powerpoint, */*
Accept-Language:zh-cn
UA-CPU: x86
Accept-Encoding: gzip, deflate
Referer: http://www.baidu.com/s?wd=IP%B2%E9%D1%AF
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)
Host: ip.knowsky.com
Connection: Keep-Alive

Response

HTTP/1.1 301 Moved Permanently

Date: Tue, 09 Jul 2024 11:52:25 GMT
Content-Type: text/html
Content-Length: 167
Connection: keep-alive
Cache-Control: max-age=3600
Expires: Tue, 09 Jul 2024 12:52:25 GMT
Location: https://ip.knowsky.com/
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=vtdKx3GL2ZjMEV3UK%2FcKCjFvZVj3yec8dKfxk3%2BJ1N6RO54AouJgTUi9466goIR4Siq%2F0w0syLuJldVGajXtOnqHM6USOfiNWrZzvRevf1buFlTATUe5fDZ0JigPlhmjcA%3D%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Vary: Accept-Encoding
Server: cloudflare
CF-RAY: 8a081b98ca8a633d-LHR
alt-svc: h3=":443"; ma=86400
DNS

ie.800801.com

dtcGep

Remote address:

8.8.8.8:53

Request

ie.800801.com

IN A

Response
DNS

if.800801.com

dtcGep

Remote address:

8.8.8.8:53

Request

if.800801.com

IN A

Response

104.21.6.75:80

http://ip.knowsky.com/

http

dtcGep

657 B
1.0kB
5
4

HTTP Request

GET http://ip.knowsky.com/

HTTP Response

301

8.8.8.8:53

ip.qq.com

dns

dtcGep

55 B
71 B
1
1

DNS Request

ip.qq.com

DNS Response

0.0.0.1
8.8.8.8:53

ip.knowsky.com

dns

dtcGep

60 B
92 B
1
1

DNS Request

ip.knowsky.com

DNS Response

104.21.6.75

172.67.134.154
8.8.8.8:53

ie.800801.com

dns

dtcGep

59 B
127 B
1
1

DNS Request

ie.800801.com
8.8.8.8:53

if.800801.com

dns

dtcGep

59 B
127 B
1
1

DNS Request

if.800801.com

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\8629022a4c.dll

Filesize
126B

MD5
1b7faf50521bd25a580b95feae0b492e

SHA1
de797434cb27b0b5497ef4eb58edcec37a95b5ff

SHA256
34eefcf9b26e00ef0b8d339fe11ada71680293fecd5aaed8299f25ca0c0bab45

SHA512
283edd324745e8ca1e5886f2c30510eb3ab7eee4b6db4a33c6cfefad24acade9ca3f5772f81548e151fede9a247cfc44cf431f710d9c5f2c1f86437abd52b939

Download Submit
C:\Windows\SysWOW64\8629022a4c.dll

Filesize
114B

MD5
17c5f43c69e4a0ed8fd19f78f178b507

SHA1
34b9c493ed5abb06e02d08a889bd4c5eb6e5f9e5

SHA256
d3bbfd1b8a970ef25ede98247b76e50eec2a945ef0cfaf9dcf7f28f6fe98f2b2

SHA512
417fd1afbf482f84c125785b998868f7de962aafbd2556ab340f370c93e0876cabb1134f079dcb473bc969173355036da212d9ecde9b066e959b7d58abfc686d

Download Submit
memory/2068-1-0x0000000002620000-0x0000000002737000-memory.dmp

Filesize
1.1MB

Download
memory/2068-9-0x0000000002620000-0x0000000002737000-memory.dmp

Filesize
1.1MB

Download
memory/2068-30-0x0000000002620000-0x0000000002737000-memory.dmp

Filesize
1.1MB

Download
memory/2336-0-0x0000000001DF0000-0x0000000001F07000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Response

DNS Request

DNS Response

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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