06715eeb560497bd6756538265615c862e693c794c3f26127433909d4b7feceb

General

Target

df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe
Size

171KB
MD5

df1eb53f6831cab00f41ea9b34a55c19
SHA1

8a52694085454886abacd9bbcc2ee6fdce88039d
SHA256

06715eeb560497bd6756538265615c862e693c794c3f26127433909d4b7feceb
SHA512

162b29cde58ca3872765be5707a39596a4e450464203ce9fd8b6b1422e341df1d9a5cf242c3a290368dc78ff8b6f86d4f5795d036e7e72a94a2a71cdefde680e
SSDEEP

3072:71dSIohKVny0rLc71K7To+Fp/HrFlDclu4H3PEiRcl3BxAUwieFT:71dWwVnyR+z/LFl4luCfEV

Score

10^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\dwm.exe"	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe

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 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2708-2-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/2740-5-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/2740-6-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/2708-14-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/2708-80-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/1852-82-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/1852-84-0x0000000000400000-0x000000000046A000-memory.dmp	upx
behavioral1/memory/2708-193-0x0000000000400000-0x000000000046A000-memory.dmp	upx

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	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2740	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2740	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2740	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	30
PID 2708 wrote to memory of 2740	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	30
PID 2708 wrote to memory of 1852	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	32
PID 2708 wrote to memory of 1852	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	32
PID 2708 wrote to memory of 1852	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	32
PID 2708 wrote to memory of 1852	2708	df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Users\Admin\AppData\Local\Temp\df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\Microsoft\conhost.exe%C:\Users\Admin\AppData\Roaming\Microsoft
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\df1eb53f6831cab00f41ea9b34a55c19_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

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\0117.09B

Filesize
1KB

MD5
16ea38763db2e95c4ec8c6854400708c

SHA1
c823a9e8a51c393bf7e9d8b933f3420809900576

SHA256
ba85ae7ba66fa48a7582b8f33826e95c9cabd3c0f0af97b069b557a7442ad596

SHA512
93fc3b53de0f91b78452437475c07318f9b3fdf6dd9dca5e59713e63249ac1e4e8b2da3ce9ee2a27a60cb1abf456014d020253a989991fb06595365a255b826f

Download Submit
C:\Users\Admin\AppData\Roaming\0117.09B

Filesize
600B

MD5
8287f79653ea8b8ef65aa23bf48fc3f9

SHA1
d611b813c78647b07c282e4f5a423f1c0c9f54c6

SHA256
9c714a40eea35b44c4576c18b739ef9ae4c60a23c3714cbdd03c4f262124c99d

SHA512
acbff2424aa59e119af8346f99ec6bef4330f6c650254692dd83aa231fdebf691c68432f470d98f0f532b943a52609667b033477bab08064c55adf664d42bc47

Download Submit
memory/1852-82-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1852-84-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2708-2-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2708-1-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2708-14-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2708-80-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2708-193-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2740-5-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2740-6-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads