9fbc1790000d9bbacf0741202751acd56ce986393adaeba6c6f8c8f61aa62fe0

General

Target

39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe
Size

102KB
MD5

39f9c4646aadcf838d55ae8e2740d4f4
SHA1

2823506139411f72f741e75ef12a68f0299614d5
SHA256

9fbc1790000d9bbacf0741202751acd56ce986393adaeba6c6f8c8f61aa62fe0
SHA512

44ac8bba1fa939f3dcc775a3280fbfd46f090d2d105a7129d4aa8534e78271dac0ad40be0f807b7392a1d24d982f76b9039c50b8a129ef2417f1d185354beb5c
SSDEEP

3072:IgXdZt9P6D3XJbCLHc7La7XTvjMq53CzFWcnL:Ie344DcXYLgqwRWcL

Score

8^/10

upx

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
6	2344	rundll32.exe
8	2344	rundll32.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0006000000010300-2.dat	acprotect

Loads dropped DLL 4 IoCs

pid	Process
2344	rundll32.exe
2344	rundll32.exe
2344	rundll32.exe
2344	rundll32.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0006000000010300-2.dat	upx
behavioral1/memory/2344-4-0x0000000000130000-0x0000000000153000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main	rundll32.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2512	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2344	rundll32.exe
2344	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2888 wrote to memory of 2344	2888	39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe	30
PID 2344 wrote to memory of 2532	2344	rundll32.exe	33
PID 2344 wrote to memory of 2532	2344	rundll32.exe	33
PID 2344 wrote to memory of 2532	2344	rundll32.exe	33
PID 2344 wrote to memory of 2532	2344	rundll32.exe	33
PID 2532 wrote to memory of 2512	2532	cmd.exe	35
PID 2532 wrote to memory of 2512	2532	cmd.exe	35
PID 2532 wrote to memory of 2512	2532	cmd.exe	35
PID 2532 wrote to memory of 2512	2532	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\39f9c4646aadcf838d55ae8e2740d4f4_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\4HKMbhZs.dll",Install C:\Users\Admin\AppData\Local\Temp\4HKMbhZs
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /e:on /d /c ping -n 6 127.0.0.1 && DEL /F "C:\Users\Admin\AppData\Local\Temp\4HKMbhZs.dll" >> nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2532
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 6 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4HKMbhZs

Filesize
1024B

MD5
0fb9531773620119d1c222f88c450bc5

SHA1
9d3b3095dfe2f9ee45e47c9cdc129a2fbadb47e1

SHA256
64aeb182ccd17e8ff2a72b6bef8bba17df8eaaeabd80acaeae2c01b138c5eea6

SHA512
581f98535d8263b77005d215c3145087236f7a3e97eb0d350225fc0832f27ef145a46571080f1cab542181d200cb8a54fd1b85016ae3d03b3e335b3ef03b938c

Download Submit
C:\Users\Admin\AppData\Local\Temp\4HKMbhZs.dll

Filesize
71KB

MD5
f6df0c1ed00d1c1a3a2976ba832765d6

SHA1
315b1a41b0e6328543e6cd31ab114fd144aecdbb

SHA256
b38ba468cb301b7cb3db3262ebdbfc045c485a0bb2947d59461cba198900f24e

SHA512
7850224f293943a0476e2d8ce3082f93881dbbc107d482ec655ea5f1b4f73b208361fe7422e2b99c7980bc6774ead4813e43eb3e1e0cd34868817a993cab5d75

Download Submit
memory/2344-4-0x0000000000130000-0x0000000000153000-memory.dmp

Filesize
140KB

Download
memory/2344-7-0x0000000000130000-0x0000000000153000-memory.dmp

Filesize
140KB

Download
memory/2344-11-0x00000000001F0000-0x00000000001F2000-memory.dmp

Filesize
8KB

Download
memory/2344-10-0x0000000000140000-0x0000000000163000-memory.dmp

Filesize
140KB

Download
memory/2344-9-0x0000000000140000-0x0000000000163000-memory.dmp

Filesize
140KB

Download
memory/2344-15-0x0000000000140000-0x0000000000163000-memory.dmp

Filesize
140KB

Download

Analysis

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