48b0eb7494c93ae0a62eca8761334af1d8a1c7e22b3da85536d53a3ec6c40f43

General

Target

8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe
Size

164KB
MD5

8c70b8d05096f429ff0e08c65e3054d0
SHA1

93349363a101bb2eac87f70aa8f083badbfc60b5
SHA256

48b0eb7494c93ae0a62eca8761334af1d8a1c7e22b3da85536d53a3ec6c40f43
SHA512

dd1787523d95f51a284b8778fa0240cf473b501fb433592617d8e41326b2dc70d399f3d3590994dff21acc4b8b1b9a21127dd6557bdaae603d808c4a7db5d65a
SSDEEP

3072:JtOBwK0TlLm8lirVlOJARb1X28BVmXIVWTjj3vfo69c:J8BO61ZlnzuXIVyHI6+

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2972-1-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/1336-12-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2868-84-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2868-85-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2868-83-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2972-82-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral1/memory/2972-190-0x0000000000400000-0x0000000000444000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 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\conhost = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\conhost.exe"	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 1336	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	29
PID 2972 wrote to memory of 1336	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	29
PID 2972 wrote to memory of 1336	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	29
PID 2972 wrote to memory of 1336	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	29
PID 2972 wrote to memory of 2868	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	31
PID 2972 wrote to memory of 2868	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	31
PID 2972 wrote to memory of 2868	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	31
PID 2972 wrote to memory of 2868	2972	8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Users\Admin\AppData\Local\Temp\8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1336
- C:\Users\Admin\AppData\Local\Temp\8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\8c70b8d05096f429ff0e08c65e3054d0_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2868

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\E28E.F81

Filesize
996B

MD5
c877023eb99ba7d5226f59bc97e3444d

SHA1
53936ccd9f22011071826de68378d88b1b215617

SHA256
7b9956c1f38e401a897590d06de136c1fe4785717be923c0cc363d3bcc166b2b

SHA512
28485b2f8a6aa844ab8b0d4f913f60aaf94abc5d4bef48ff2aaf48ea7ca19d370649ceaa3e9b310e9c6a2ef9b9948856b858ea920863156e5655a2364afdc8bd

Download Submit
C:\Users\Admin\AppData\Roaming\E28E.F81

Filesize
1KB

MD5
f4d775afef436d81bef629bbe8e02cad

SHA1
e4aff24a862e2005fcc269290c015d9275eaa59d

SHA256
d86414e53be9b605ca89b028dacf1328f7694a85020e0e4aea073bc549a045d7

SHA512
aa07786405eea163f5b6e5abc7f54c9e82ddebe760cf471733db45aa15721a37fecb437dba7042d59385d01ed0070c3b03060c1669d10313d4dd633156276470

Download Submit
C:\Users\Admin\AppData\Roaming\E28E.F81

Filesize
600B

MD5
a039a4bf69c244654b1efde671356561

SHA1
f70d5a8ad556f3a233cb141728d40cfd76f739d1

SHA256
336b7222d256b86fa16be1306afdbef57d09781fa2bc358bd9e548cd615002e0

SHA512
6bc6406be1b55dd04115f41839338c2e517b2d843d7d9a93a9dbc4f4755d0a5a297d89d6ac171c7526e1c15138bbcc529528709e6aa998d5aa6b0e448deeb597

Download Submit
memory/1336-13-0x00000000002D6000-0x00000000002EF000-memory.dmp

Filesize
100KB

Download
memory/1336-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2868-84-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2868-85-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2868-83-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2972-1-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2972-82-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2972-190-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads