6a5b2527e84cc86001fb4519312c5f506de9665a5a3889b10bd9cf5678947385

General

Target

ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
Size

84KB
MD5

ab95847d196cdf43bb261b5322c114c2
SHA1

1bd924962e84c8c9454d7ebfd2bc87982d8eeb8c
SHA256

6a5b2527e84cc86001fb4519312c5f506de9665a5a3889b10bd9cf5678947385
SHA512

0819a9856015f70d19536f63c699fd6fab57ca05a3f5b42a0a5566f5aa0ab3ee8f7fb843781e40cebc36aa98015b11ee9d4e61d8a731128bc7c3b552eb5b8114
SSDEEP

1536:k8gdMcWehYQcwIf2TKaXm0sZ9V2RcKmUHl7IeOv+2g73oiPU:kPWhQcwc2Wa2rCvmolMeOWFJ

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1648	avntsc32.exe
2796	avntsc32.exe

Loads dropped DLL 3 IoCs

pid	Process
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
1648	avntsc32.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2328-0-0x0000000000400000-0x000000000043F000-memory.dmp	upx
behavioral1/memory/2328-6-0x0000000000400000-0x000000000043F000-memory.dmp	upx
behavioral1/files/0x000900000001225f-11.dat	upx
behavioral1/memory/1648-20-0x0000000000400000-0x000000000043F000-memory.dmp	upx
behavioral1/memory/1648-28-0x0000000000400000-0x000000000043F000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 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\Avira Antivir = "C:\\Users\\Admin\\AppData\\Local\\Temp\\avntsc32.exe"	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Avira Antivir = "C:\\Users\\Admin\\AppData\\Local\\Temp\\avntsc32.exe"	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2328 set thread context of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 1648 set thread context of 2796	1648	avntsc32.exe	33

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	avntsc32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	avntsc32.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe
2796	avntsc32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
1648	avntsc32.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2328 wrote to memory of 2988	2328	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	31
PID 2988 wrote to memory of 1648	2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	32
PID 2988 wrote to memory of 1648	2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	32
PID 2988 wrote to memory of 1648	2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	32
PID 2988 wrote to memory of 1648	2988	ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe	32
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33
PID 1648 wrote to memory of 2796	1648	avntsc32.exe	33

C:\Users\Admin\AppData\Local\Temp\ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Users\Admin\AppData\Local\Temp\ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ab95847d196cdf43bb261b5322c114c2_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Users\Admin\AppData\Local\Temp\avntsc32.exe
    "C:\Users\Admin\AppData\Local\Temp\avntsc32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1648
  - - C:\Users\Admin\AppData\Local\Temp\avntsc32.exe
      "C:\Users\Admin\AppData\Local\Temp\avntsc32.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:2796

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

\Users\Admin\AppData\Local\Temp\avntsc32.exe

Filesize
84KB

MD5
ab95847d196cdf43bb261b5322c114c2

SHA1
1bd924962e84c8c9454d7ebfd2bc87982d8eeb8c

SHA256
6a5b2527e84cc86001fb4519312c5f506de9665a5a3889b10bd9cf5678947385

SHA512
0819a9856015f70d19536f63c699fd6fab57ca05a3f5b42a0a5566f5aa0ab3ee8f7fb843781e40cebc36aa98015b11ee9d4e61d8a731128bc7c3b552eb5b8114

Download Submit
memory/1648-28-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1648-20-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2328-0-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2328-6-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2796-40-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-34-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-47-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-46-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-45-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-44-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-32-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-42-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-35-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-36-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-37-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-38-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-39-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2796-43-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2988-31-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2988-3-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2988-18-0x0000000000220000-0x000000000025F000-memory.dmp

Filesize
252KB

Download
memory/2988-7-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2988-17-0x0000000000220000-0x000000000025F000-memory.dmp

Filesize
252KB

Download
memory/2988-8-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads