995e4ff1c8afe99b65bc518ff6045e691a409636a176e8cfd95d638977458128

Analysis

max time kernel
140s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
19/07/2024, 04:30

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General

Target

5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe
Size

41KB
MD5

5a780ba3ce69fa973d06d6e0ba6639c9
SHA1

f61b9534a1c6683f89f0bfd9abb27e3524743db3
SHA256

995e4ff1c8afe99b65bc518ff6045e691a409636a176e8cfd95d638977458128
SHA512

d60f08c02b2b54ecd86ef6f1236fac653448a9df50d683603978f3eedde4534016e40360bc33872b5d4bfb36c2decef7b3b3210c20f2ae933b07cc300fef947f
SSDEEP

768:CH07dsAUzf836+0urSVYHWdO+W2nMbazblI5ADX:O07dQb+0NVYWO+HMmPlgAb

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1980	sixyahbi.exe

Loads dropped DLL 2 IoCs

pid	Process
2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe
2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2164-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral1/files/0x0008000000016d31-9.dat	upx
behavioral1/memory/2164-11-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral1/memory/1980-12-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral1/memory/1980-19-0x0000000000400000-0x0000000000423000-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\avgtrail.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe"	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\avgtrail.exe = "C:\\Windows\\SysWOW64\\service\\sixyahbi.exe"	sixyahbi.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\service\sixyahbi.exe	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
840	2164	WerFault.exe	29

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 1980	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	31
PID 2164 wrote to memory of 1980	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	31
PID 2164 wrote to memory of 1980	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	31
PID 2164 wrote to memory of 1980	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	31
PID 2164 wrote to memory of 840	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	32
PID 2164 wrote to memory of 840	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	32
PID 2164 wrote to memory of 840	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	32
PID 2164 wrote to memory of 840	2164	5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5a780ba3ce69fa973d06d6e0ba6639c9_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\service\sixyahbi.exe
  "C:\Windows\system32\service\sixyahbi.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 252
  2⤵
  - Program crash
  PID:840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\service\sixyahbi.exe

Filesize
41KB

MD5
5a780ba3ce69fa973d06d6e0ba6639c9

SHA1
f61b9534a1c6683f89f0bfd9abb27e3524743db3

SHA256
995e4ff1c8afe99b65bc518ff6045e691a409636a176e8cfd95d638977458128

SHA512
d60f08c02b2b54ecd86ef6f1236fac653448a9df50d683603978f3eedde4534016e40360bc33872b5d4bfb36c2decef7b3b3210c20f2ae933b07cc300fef947f

Download Submit
memory/1980-12-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1980-19-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2164-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2164-10-0x00000000003D0000-0x00000000003F3000-memory.dmp

Filesize
140KB

Download
memory/2164-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads