6783bd352a83bf5023dbea82d81a340712884f42c897b9ac678e207ba1b64a8a

General

Target

e24f6935b244055890714e3feab16740_JaffaCakes118.exe
Size

660KB
MD5

e24f6935b244055890714e3feab16740
SHA1

1cafc266eaec58baa64c84eb88ec13ec95d454db
SHA256

6783bd352a83bf5023dbea82d81a340712884f42c897b9ac678e207ba1b64a8a
SHA512

bba5e3490d334b00a44608abc11d70d914366413ac9e5cc36d86c124524644be1314a572e77bf672a3fc92237a16045e8ce5a5431aa83897854eea3e182ebdc7
SSDEEP

12288:eFiNElWA4PgGBMtPSQs5DWiutMM1sjWMT0akdlD3wnvbAJX:ezlWA4PkSQwGsjbTNkdBAnvbw

Score

9^/10

discovery persistence upx

Malware Config

Signatures

Detected Nirsoft tools 2 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/2836-13-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral1/files/0x0004000000004ed7-17.dat	Nirsoft

Executes dropped EXE 2 IoCs

pid	Process
2836	jfiag_gg.exe
2764	jfiag_gg.exe

Loads dropped DLL 4 IoCs

pid	Process
2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe
2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe
2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe
2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0004000000004ed7-1.dat	upx
behavioral1/memory/2836-10-0x0000000000400000-0x000000000045B000-memory.dmp	upx
behavioral1/memory/2836-13-0x0000000000400000-0x000000000045B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\kissq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\kissq.exe"	e24f6935b244055890714e3feab16740_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

System Location Discovery: System Language Discovery 1 TTPs 3 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	jfiag_gg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e24f6935b244055890714e3feab16740_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jfiag_gg.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2764	jfiag_gg.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2836	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2836	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2836	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2836	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	31
PID 2708 wrote to memory of 2764	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	32
PID 2708 wrote to memory of 2764	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	32
PID 2708 wrote to memory of 2764	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	32
PID 2708 wrote to memory of 2764	2708	e24f6935b244055890714e3feab16740_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\e24f6935b244055890714e3feab16740_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e24f6935b244055890714e3feab16740_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
  C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2836
- C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
  C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt

Filesize
31B

MD5
b7161c0845a64ff6d7345b67ff97f3b0

SHA1
d223f855da541fe8e4c1d5c50cb26da0a1deb5fc

SHA256
fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66

SHA512
98d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680

Download Submit
\Users\Admin\AppData\Local\Temp\jfiag_gg.exe

Filesize
184KB

MD5
7fee8223d6e4f82d6cd115a28f0b6d58

SHA1
1b89c25f25253df23426bd9ff6c9208f1202f58b

SHA256
a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59

SHA512
3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4

Download Submit
\Users\Admin\AppData\Local\Temp\jfiag_gg.exe

Filesize
103KB

MD5
4d4c98eca32b14aeb074db34cd0881e4

SHA1
92f213d609bba05d41d6941652a88c44936663a4

SHA256
4182172a01bdfc08c5cf7e8652f7d9d81858345a770e2b6b507840e4c1c7764f

SHA512
959da8bbf6084e802ed366de8d240382b8a5ab2f18bc58881f42ecb7a8ed082d0e078b3ad18dbf90ac0a14cd491b5ac8b00cf1f0a266bdb7ebb8d95c5c71cacf

Download Submit
memory/2708-8-0x0000000000260000-0x00000000002BB000-memory.dmp

Filesize
364KB

Download
memory/2708-7-0x0000000000260000-0x00000000002BB000-memory.dmp

Filesize
364KB

Download
memory/2708-30-0x0000000000260000-0x00000000002BB000-memory.dmp

Filesize
364KB

Download
memory/2836-10-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2836-13-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads