b6ed102c8fc3c3d7df41c785f5b40771e1e5ea0c00ed5498a1b0bd4cdd550b56

General

Target

14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe
Size

170KB
MD5

14abf2776bdbba37998e52487ea5dc22
SHA1

3d87bdd870bba84f37481ac48c7b88196631a49c
SHA256

b6ed102c8fc3c3d7df41c785f5b40771e1e5ea0c00ed5498a1b0bd4cdd550b56
SHA512

44eb095e1eb42aacef377b6ecc049b3d3e02e10b28a8d0dc79b3001a25ddc3104dcbfe019f3aa57355a9b50b632a94c1a7d32ad8b8ce49eefecbd618725deba0
SSDEEP

3072:Qy2+BBtCq6TkJ/p7gkbvGibpuVym8Otywpl32wXLTinknDgY6VzIhH1Wub9L5V:Qb+BBwOhTbvMwcEq328LTinkDrmMVWm

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\85E09\\3CD43.exe"	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2424-2-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2520-13-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2520-15-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2424-16-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2424-17-0x0000000000400000-0x000000000048E000-memory.dmp	upx
behavioral1/memory/1856-114-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1856-116-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2424-117-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2424-283-0x0000000000400000-0x0000000000491000-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	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2520	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	31
PID 2424 wrote to memory of 2520	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	31
PID 2424 wrote to memory of 2520	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	31
PID 2424 wrote to memory of 2520	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	31
PID 2424 wrote to memory of 1856	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	33
PID 2424 wrote to memory of 1856	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	33
PID 2424 wrote to memory of 1856	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	33
PID 2424 wrote to memory of 1856	2424	14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Users\Admin\AppData\Local\Temp\14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe startC:\Program Files (x86)\LP\43C8\BF8.exe%C:\Program Files (x86)\LP\43C8
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2520
- C:\Users\Admin\AppData\Local\Temp\14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\14abf2776bdbba37998e52487ea5dc22_JaffaCakes118.exe startC:\Program Files (x86)\0950B\lvvm.exe%C:\Program Files (x86)\0950B
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1856

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

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\85E09\950B.5E0

Filesize
996B

MD5
c0cf9f53809a2defceb7d890ae0595e9

SHA1
7e40fea7058c70c6d8d425388642f16277ec44f4

SHA256
0ec930039b5ce65b31dc190366622b047caf6d61bee50e63abeb63af54811053

SHA512
cc529fe3efe53ea2dc9d091b8cc0297af5ad0e9daa37c88cdc0801b8c8eaf8c3c2ec90c7b7f15c49dd364c833a4e299a2c4e4d247d433dd8cbcbae80315342ec

Download Submit
C:\Users\Admin\AppData\Roaming\85E09\950B.5E0

Filesize
600B

MD5
011d6ed43df0e25aa0e2560acf22e6e8

SHA1
e3625f89a99c45a5e56430a01be941c326e71eb4

SHA256
65168458db9690e32227ab7f183af3d1f3f8082949b0e8f0d846b083950bc427

SHA512
c20388e2d6c92a89eff90d11f8652c5cce6fb18c0a0c78c75e5e2a87f6b6a4d023a5308958720daeb1628522d4684cb3ce73bb7c7068efa66a4d53db3d93af7c

Download Submit
C:\Users\Admin\AppData\Roaming\85E09\950B.5E0

Filesize
1KB

MD5
4fc1a702fa696e460ae16796e0ece5ab

SHA1
88fa43fcc2665d8ae788b4fbd1a64186e0d62b60

SHA256
8802f7ef32ecf426f5ca0a3c723c22b520c1b8494d3c5c682d9d650734dbdbf4

SHA512
8a6342992bce938ae9e3f7e0b6d223bcea46fd16be337b6e28a7715b9ecc3c051854bcba1210c7df74686ff7716898143e007e2eec91301becca6e8e9edafe4d

Download Submit
memory/1856-116-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1856-114-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2424-17-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2424-1-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2424-16-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2424-117-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2424-2-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2424-283-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2520-15-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2520-13-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2520-12-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads