ae8247f72cbf685eed8565991f6c04de76acc4d723b89cdaae9c77bc062af67a

General

Target
jaffacakes118__2e69d701f1b673f8f90b063eff1bcb14.exe
Size 62KB
Sample260919-2y8arscd86
SHA256 ae8247f72cbf685eed8565991f6c04de76acc4d723b89cdaae9c77bc062af67a
MD5 2e69d701f1b673f8f90b063eff1bcb14
SHA1 33015a0e466419e66c938e322b2a75ba979b914a
SHA512 a073e8c81a7065865a2acf8f969bc6ff57b7a879ff02279d1ec8c832f989f0b00875b0a1262361712f52769832bd3b75a443ed615605d5d80f4063a2379c9fc6
SSDEEP 1536:dx6fiKH/5wPfzrjRuJ5Ia40L6BYWFid2FzucGZ2:rKR6fNufIP0mBYFYpG4
TLSH
T1C653F12C33C15301EDE9F13B8A639A72FE417F0A9E591603E4EE567C15B2A68C6F4029
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2952	msnmsgs.exe

Drops file in System32 directory 22 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe	jaffacakes118__2e69d701f1b673f8f90b063eff1bcb14.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File opened for modification	C:\Windows\SysWOW64\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe
File created	C:\Windows\SysWOW64\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe\msnmsgs.exe	msnmsgs.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3916-0-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/3916-3-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/files/0x0008000000016b43-1.dat	upx
behavioral2/memory/2952-4-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1772	2952	WerFault.exe	90
5252	2952	WerFault.exe	90

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__2e69d701f1b673f8f90b063eff1bcb14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msnmsgs.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 2952	3916	jaffacakes118__2e69d701f1b673f8f90b063eff1bcb14.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118__2e69d701f1b673f8f90b063eff1bcb14.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118__2e69d701f1b673f8f90b063eff1bcb14.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3916
- C:\Windows\SysWOW64\msnmsgs.exe
  C:\Windows\system32\msnmsgs.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 448
    3⤵
    - Program crash
    PID:1772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 456
    3⤵
    - Program crash
    PID:5252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2952 -ip 2952
1⤵
PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 2952 -ip 2952
1⤵
PID:1408

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

Replay Monitor

Loading Replay Monitor...

Downloads

msnmsgs.exe

Path C:\Windows\SysWOW64\msnmsgs.exe
Size 62KB
SHA256 ae8247f72cbf685eed8565991f6c04de76acc4d723b89cdaae9c77bc062af67a
MD5 2e69d701f1b673f8f90b063eff1bcb14
SHA1 33015a0e466419e66c938e322b2a75ba979b914a
SHA512 a073e8c81a7065865a2acf8f969bc6ff57b7a879ff02279d1ec8c832f989f0b00875b0a1262361712f52769832bd3b75a443ed615605d5d80f4063a2379c9fc6
SSDEEP 1536:dx6fiKH/5wPfzrjRuJ5Ia40L6BYWFid2FzucGZ2:rKR6fNufIP0mBYFYpG4
TLSH
T1C653F12C33C15301EDE9F13B8A639A72FE417F0A9E591603E4EE567C15B2A68C6F4029
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2952-4-0x0000000000400000-0x000000000042A000-memory.dmp

Download

memory/3916-0-0x0000000000400000-0x000000000042A000-memory.dmp

Download

memory/3916-3-0x0000000000400000-0x000000000042A000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads