eb265aebae2c17682e85ab449825b6395639216aa7fd92efe8e723a54eacef1a

General

Target

f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe
Size

1.2MB
MD5

f51e1709ac5ba75ed25ec14b874d63f5
SHA1

86daffde28cf67702df5256fa9020b433ad7dfae
SHA256

eb265aebae2c17682e85ab449825b6395639216aa7fd92efe8e723a54eacef1a
SHA512

9f66a913b8d35d822051fbee39f66169268b987f964592499ddf0623ac3c7753f9a98bc5165cd22a64bf77610e570d10fb4d55e1f5bdce38b2759776a7cd107d
SSDEEP

24576:PmefiVzV60LqEgpddVp//cccnfHUDHr9+H8aYs/BkwjJAli:PmPoR//zcfKL9+HbHjjn

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1688	autorun.exe

Loads dropped DLL 1 IoCs

pid	Process
2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000015c2d-12.dat	upx
behavioral1/memory/2204-14-0x0000000002C60000-0x000000000312E000-memory.dmp	upx
behavioral1/memory/1688-42-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-44-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-45-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-46-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-47-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-48-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-49-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-50-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-51-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-52-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-53-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-54-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-55-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-56-0x0000000000400000-0x00000000008CE000-memory.dmp	upx
behavioral1/memory/1688-57-0x0000000000400000-0x00000000008CE000-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-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Internet Explorer\Main	autorun.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1688	autorun.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe
2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe
1688	autorun.exe
1688	autorun.exe
1688	autorun.exe
1688	autorun.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28
PID 2204 wrote to memory of 1688	2204	f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\ir_ext_temp_0\autorun.exe
  "C:\Users\Admin\AppData\Local\Temp\ir_ext_temp_0\autorun.exe" "SFXSOURCE:C:\Users\Admin\AppData\Local\Temp\f51e1709ac5ba75ed25ec14b874d63f5_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:1688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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\ir_ext_temp_0\AutoPlay\autorun.cdd

Filesize
10KB

MD5
a90d6d1f9dfe7001f319e40299002247

SHA1
88ba9bdc7911b4181936be3857770d6bb8cb5dd5

SHA256
1797067c8ce091c4971056772d552f55a5691ea1ed278827ef22f0baf45b9657

SHA512
3a47dd68b1a4806e62755d693a7fc9e91f23d025c288dc86f448a05b33791142979146a902ca562864638771f7fb3f265ecbcc8647f3b34e51c588e1ef42f3b2

Download Submit
\Users\Admin\AppData\Local\Temp\ir_ext_temp_0\autorun.exe

Filesize
957KB

MD5
56423d7f3ce83c7ff33f5c65f31aee8d

SHA1
fbde9aa7ef24de55db0c2c3b44bf765e30e7498a

SHA256
df35b8b3746db8eed32cf57cff38912835322cabfda85941252a8d7b82475abe

SHA512
ea4fb1b4801346639faa779134c0d528d64c69883c9e81998e4901e3485cc459546ec38103b544c9432bc221457f6442d89dd11c97e6cb9a60eccef2234fadad

Download Submit
memory/1688-51-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-50-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-57-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-44-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-45-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-46-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-47-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-48-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-49-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-42-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-56-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-52-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-53-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-54-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/1688-55-0x0000000000400000-0x00000000008CE000-memory.dmp

Filesize
4.8MB

Download
memory/2204-14-0x0000000002C60000-0x000000000312E000-memory.dmp

Filesize
4.8MB

Download
memory/2204-43-0x0000000002C60000-0x000000000312E000-memory.dmp

Filesize
4.8MB

Download

Analysis

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