33558177fa83aecfa2e238fd0cd89b31666ae1d99a93515346d1909fdeee394e

General

Target

cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
Size

39KB
MD5

cf9036e1bff8f3412c1a83ec8b2baec2
SHA1

943b0a2c0854c976de02e59f9fa6531f76dec036
SHA256

33558177fa83aecfa2e238fd0cd89b31666ae1d99a93515346d1909fdeee394e
SHA512

f1746f407c67612419e778bcf58d9110308dbd4f58ede8751c5862b40c39aa5a85f73142523e8952c396470649289221f361526eb278c0ea1f68cb74cf9853e2
SSDEEP

768:dJlh24Gyz41yTRQ4PV3NTM/8bw9YYPCwQNi90xsaABLZbYYimwyH:v24GORSYhMEY/BQYzLbYBmwyH

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 8 IoCs

pid	Process
2368	rundll32.exe
2380	rundll32.exe
2380	rundll32.exe
2380	rundll32.exe
2380	rundll32.exe
2380	rundll32.exe
2368	rundll32.exe
2100	rundll32.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1832-20-0x0000000000400000-0x000000000061A000-memory.dmp	upx
behavioral1/memory/1832-6-0x0000000000400000-0x000000000061A000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\whhfd008.ocx	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\whh20008.ocx	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
File created	C:\Program Files\Common Files\0F76B25Ece.dll	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
File opened for modification	C:\Program Files\Common Files\0F76B25Ece.dll	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
File created	C:\Program Files\Common Files\whh20008.ocx	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2100	rundll32.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
2380	rundll32.exe
480	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeLoadDriverPrivilege	2380	rundll32.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2368	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	30
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2380	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	31
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32
PID 1832 wrote to memory of 2100	1832	cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Windows\system32\whhfd008.ocx" pfjieaoidjglkajd
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Program Files\Common Files\0F76B25Ece.dll" m3
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Program Files\Common Files\whh20008.ocx" pfjaoidjglkajd C:\Users\Admin\AppData\Local\Temp\cf9036e1bff8f3412c1a83ec8b2baec2_JaffaCakes118.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Program Files\Common Files\0F76B25Ece.dll

Filesize
10KB

MD5
f1f49fb85ab029ad86c02ebecb892b12

SHA1
664a602f8e843218c1158571714cd0adee1da939

SHA256
f8f3abcf8d43377b49d1edce23a667c9efd9cde86e9afee228e8c3b093013f13

SHA512
600810f5a23067afb483b2fb5cd980c817d1b79da7fd7c5183a2d76f3546c514256f5536791abd4ed4b949518c63ab7c55df3e9b9109df2681fd3df10dbd2673

Download Submit
\Program Files\Common Files\whh20008.ocx

Filesize
44KB

MD5
2bf4203d14c8518b79b2cb8eaa73ac79

SHA1
20e48500eb6cac1915ae0e8c4214b9d9f14e2306

SHA256
0b6dcdb0edb778126bb687bae56de95c93944dc41c3d81018285d0b80a72bd2c

SHA512
bf109103f9cb6eb543c617d47919c2606795f647f9b2b013614f63a16f5cb4541120fc801adea9fe0b8593fdc0ccf8fd03aadcda793cc26c7c628ec94c79351e

Download Submit
\Windows\SysWOW64\whhfd008.ocx

Filesize
14KB

MD5
731659d09654891912ac223e20cd10ab

SHA1
13cee04adc7b09ef1c0c6b9abc02d0c7bc02a071

SHA256
672639ce00081bdd6b6ee69e1bc816d0b353ed9713b5a21bac6009907daf3d3b

SHA512
e2b63a180ff6a9ef523f21a9afe9f71f612f617fbab5b791f763c8bccab14d8cb1986729fadba4bc5f29fe9813766bcb88168018f8c6571ec72efc69639f1116

Download Submit
memory/1832-20-0x0000000000400000-0x000000000061A000-memory.dmp

Filesize
2.1MB

Download
memory/1832-6-0x0000000000400000-0x000000000061A000-memory.dmp

Filesize
2.1MB

Download
memory/2100-25-0x0000000010000000-0x0000000010211000-memory.dmp

Filesize
2.1MB

Download
memory/2368-26-0x0000000010000000-0x0000000010208000-memory.dmp

Filesize
2.0MB

Download
memory/2368-24-0x0000000002130000-0x0000000002341000-memory.dmp

Filesize
2.1MB

Download
memory/2368-18-0x0000000002130000-0x0000000002341000-memory.dmp

Filesize
2.1MB

Download
memory/2380-22-0x0000000010202000-0x0000000010203000-memory.dmp

Filesize
4KB

Download
memory/2380-17-0x0000000001F00000-0x0000000002111000-memory.dmp

Filesize
2.1MB

Download
memory/2380-21-0x0000000010000000-0x0000000010206000-memory.dmp

Filesize
2.0MB

Download
memory/2380-23-0x0000000001F00000-0x0000000002111000-memory.dmp

Filesize
2.1MB

Download

Analysis

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