3cfd48abc285db2cd706d204c6c8990e3afb9ec9338537ebfb5c91e943cace71

General

Target

a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
Size

175KB
MD5

a4d194a281b7b1a5c3dd31b9df406b7d
SHA1

68a2728241d8b6295905ba650329ed632b2e151c
SHA256

3cfd48abc285db2cd706d204c6c8990e3afb9ec9338537ebfb5c91e943cace71
SHA512

cba7d37e71fcd79cf60817ba84ad176dd7f2979a938ec12fccb093a12cfe911f0921e236fd39addaa06ca5027916155625b3d2ee9c8671112447a52bcb260b79
SSDEEP

3072:JXred4YI4gHwWehX2SoaOL71Jri0I2XsftcgNvzXy1H:JXre2YOHkt2gO/1JO04tfNbiJ

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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\A489B\\E1ED3.exe"	a4d194a281b7b1a5c3dd31b9df406b7d_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/2564-2-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2360-14-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2360-12-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2564-15-0x0000000000400000-0x000000000048E000-memory.dmp	upx
behavioral1/memory/2564-16-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2304-83-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2564-84-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2564-158-0x0000000000400000-0x0000000000491000-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	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2360	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	29
PID 2564 wrote to memory of 2360	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	29
PID 2564 wrote to memory of 2360	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	29
PID 2564 wrote to memory of 2360	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	29
PID 2564 wrote to memory of 2304	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	31
PID 2564 wrote to memory of 2304	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	31
PID 2564 wrote to memory of 2304	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	31
PID 2564 wrote to memory of 2304	2564	a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe startC:\Program Files (x86)\LP\D3AA\FE5.exe%C:\Program Files (x86)\LP\D3AA
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2360
- C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\a4d194a281b7b1a5c3dd31b9df406b7d_JaffaCakes118.exe startC:\Program Files (x86)\9B30B\lvvm.exe%C:\Program Files (x86)\9B30B
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2304

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\A489B\B30B.489

Filesize
1KB

MD5
fed0c3ee8ec0826e2dfabcddbd22ae15

SHA1
8af732d04b133dba6f951c5d4506e945e5b07d3b

SHA256
0a8e84dd798b05cc4af860546a34db6a3a2fd79bf541d164d42ab1d3e3574e19

SHA512
dca1d5d1387d168fa9f0597d911c65cd2bd48e42dd920bd79e1525828d5c5af1ba99d5be5a2fdfc515fd4c3cd65380d559eb4945854fea8795a835bfda105a2c

Download Submit
C:\Users\Admin\AppData\Roaming\A489B\B30B.489

Filesize
600B

MD5
d4df2a344226a1fce0305c80158444e7

SHA1
3e000fb3f5cdf9175f9eed7f14fba989f4f1c58a

SHA256
5c5b9257ae74febbde8eed081867ba3b2b5ad0947c312ddd3f36cef6526736c3

SHA512
ba418785bff5e77600a64864f7dce7ed95ccb12b2c04a23e4327b783c6ede09560e4444316d7d40c58d83f82cfc1c825e800e42d60d72f67d4581b541f4bb8b8

Download Submit
C:\Users\Admin\AppData\Roaming\A489B\B30B.489

Filesize
996B

MD5
0bb328c07837501b91e3ccfd79396b27

SHA1
107fadeea81974ecd4112abf15f85ef9faf937cc

SHA256
2ae532f99c077f344d264d70d1e623dc33e6cd78c76a9ab06deeda820f9d1419

SHA512
9dcb672a5ff3dbe1cc5e90d96d258b2616083a39c5d0d050add851683d279bc5f0f21e9dc2d2b0b0828ec5a9e43d7e79eddd2c29bc6bc5018da45eebe6a1f390

Download Submit
memory/2304-83-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2304-82-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2360-14-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2360-11-0x00000000004A0000-0x00000000005A0000-memory.dmp

Filesize
1024KB

Download
memory/2360-12-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2360-13-0x00000000004A0000-0x000000000051B000-memory.dmp

Filesize
492KB

Download
memory/2564-15-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2564-16-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2564-1-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2564-84-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2564-158-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2564-2-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads