298fb9de3c726f8d610a7c101660da9bcb21b6e4833dd19dfc026c8a8bad6097

General

Target
jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
Size 796KB
Sample260919-3jbtpaybmd
SHA256 298fb9de3c726f8d610a7c101660da9bcb21b6e4833dd19dfc026c8a8bad6097
MD5 2f7d42e3a9120b75752ac5150336c3b6
SHA1 aaae8afe5cc7f5bfeeb21d4022f292b3a890b428
SHA512 dd30e1e27aa62331c5fdf81ed7c29c4ff511b9e242e45368bb6840eb92ea9bd0b58c5db338c84f3b9f3825c658fa04b5b774c8270781deba6db90a5be131a158
SSDEEP 3072:a+FYdNtKonvVIm63kvuZd5JFJHwxejOyKfSPG5cDTvKEnv9IYp:41JIn3kWdDwMjDYSPGiD7VIg
TLSH
T1EF050C3AEA296437D3B58339E1D1812FF1D5AE673A01EC3F98C353C21529582BAC654F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 1148 set thread context of 4512	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	86
PID 1148 set thread context of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 set thread context of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 set thread context of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 set thread context of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 set thread context of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1148-0-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/1148-7-0x0000000000400000-0x00000000004C9000-memory.dmp	upx

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	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 4512	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	86
PID 1148 wrote to memory of 4512	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	86
PID 1148 wrote to memory of 4512	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	86
PID 1148 wrote to memory of 4512	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	86
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 1148 wrote to memory of 0	1148	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
PID 4512 wrote to memory of 3296	4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	56
PID 4512 wrote to memory of 3296	4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	56
PID 4512 wrote to memory of 3296	4512	jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3296
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Users\Admin\AppData\Local\Temp\jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118__2f7d42e3a9120b75752ac5150336c3b6.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4512

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

memory/1148-0-0x0000000000400000-0x00000000004C9000-memory.dmp

Download

memory/1148-7-0x0000000000400000-0x00000000004C9000-memory.dmp

Download

memory/3296-8-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Download

memory/3296-9-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

Download

memory/4512-3-0x0000000000400000-0x0000000000409000-memory.dmp

Download

memory/4512-5-0x0000000000400000-0x0000000000409000-memory.dmp

Download

memory/4512-6-0x0000000000400000-0x0000000000409000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads