7cd6e0715890f5da28a829656cc1957cc507138333da7864b93a6462446a1371

General

Target

b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
Size

128KB
MD5

b0b9681265f8b34f7454b32b7bb7bb99
SHA1

833d13d2c0168d77c4449b9746513c7c09b10890
SHA256

7cd6e0715890f5da28a829656cc1957cc507138333da7864b93a6462446a1371
SHA512

704f6e742b6b0ed1757218dc2e62f906d71eb86ba5f35d083e83cf6cc8ac53e2fe360fcbdfe07dfd7dacaba339719545198120fa07daa52a02f47556015ad556
SSDEEP

3072:KJaavDoQOsEm3ZIIASFUzz5d77hh/GQHMMW:KJvZ9EwZ5ASez7HHMh

Score

7^/10

discovery persistence upx

Malware Config

Signatures

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2064-9-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-5-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-3-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-11-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-12-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-14-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-13-0x0000000000400000-0x0000000000407000-memory.dmp	upx
behavioral1/memory/2064-185-0x0000000000400000-0x0000000000407000-memory.dmp	upx

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "C:\\Users\\Admin\\AppData\\Roaming\\explorer.exe"	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "C:\\Users\\Admin\\AppData\\Roaming\\explorer.exe"	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe"	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29

System Location Discovery: System Language Discovery 1 TTPs 2 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	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2064	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
2064	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29
PID 2904 wrote to memory of 2064	2904	b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b0b9681265f8b34f7454b32b7bb7bb99_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2064

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\CabA279.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA28B.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2064-11-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2064-5-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-3-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-12-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-14-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-13-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-9-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-2-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2064-185-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2904-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2904-18-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads