de92d75e7695e2f74cc5ca2066aa4a583f3c8d5a0133b35c7f0856aef26b2324

General

Target

fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe
Size

160KB
MD5

fdb27374252ddd49e388a5ee1ab465b4
SHA1

9f67f0d1b68ddcbe1595a1a5b52a68549c3ffc97
SHA256

de92d75e7695e2f74cc5ca2066aa4a583f3c8d5a0133b35c7f0856aef26b2324
SHA512

b890a0bd46e8da3e17d109ab5162fccfd2ed3737beb30102965445af62f9acda082cbc9de72575d593e8be4036d74a5e0b1f9197ba01e6d674b3996c361755af
SSDEEP

3072:WVY0KBbbvSCYoOKUcS4P/KEAZUBhZgGkDP5PKOsOeknOciAnqviLT:Wm0KBvDzOKtDPSEAZkhZgngaBiA

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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\E2E47\\27265.exe"	fdb27374252ddd49e388a5ee1ab465b4_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/2560-4-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2036-16-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2036-14-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2560-17-0x0000000000400000-0x000000000048E000-memory.dmp	upx
behavioral1/memory/2560-18-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1516-146-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/1516-147-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2560-148-0x0000000000400000-0x0000000000491000-memory.dmp	upx
behavioral1/memory/2560-310-0x0000000000400000-0x0000000000491000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 2036	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	30
PID 2560 wrote to memory of 2036	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	30
PID 2560 wrote to memory of 2036	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	30
PID 2560 wrote to memory of 2036	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	30
PID 2560 wrote to memory of 1516	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	32
PID 2560 wrote to memory of 1516	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	32
PID 2560 wrote to memory of 1516	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	32
PID 2560 wrote to memory of 1516	2560	fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Users\Admin\AppData\Local\Temp\fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe startC:\Program Files (x86)\LP\658E\AD4.exe%C:\Program Files (x86)\LP\658E
  2⤵
  PID:2036
- C:\Users\Admin\AppData\Local\Temp\fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fdb27374252ddd49e388a5ee1ab465b4_JaffaCakes118.exe startC:\Program Files (x86)\47975\lvvm.exe%C:\Program Files (x86)\47975
  2⤵
  PID:1516

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\E2E47\7975.2E4

Filesize
996B

MD5
8ad2af6d71f2353fb6aa96956230f222

SHA1
ae8d81ae5961e949775e7984fc2aca5a4ed6396d

SHA256
49c0c71cef18ebdecad74b9c4dde890fe39481ec17b9cbe8e8b6cd0e8eb89793

SHA512
54489d2c81b5d6afbe82da2817848f572afa98f8b357d6214f9eebd5887295ba3ca1b0ee98e1e0d81c68585f6301c510efe95e407a5f98d0a38dec7c5a09a4a9

Download Submit
C:\Users\Admin\AppData\Roaming\E2E47\7975.2E4

Filesize
600B

MD5
3391d8e09e21d33f794087488ee9b8e1

SHA1
c495e48d4aa5e6f251f67235a90548e03c25daf3

SHA256
1c749e3dc38c535a562ddb11214706b1feaf7777391974cb2a2762fc2b2bbefd

SHA512
5174ac51d642f24cbe06dff90c06f9aeec5016f9c0d20c833bab1e4c44c2fc42acd1c5d99b7207218dda8ed3969e2e9c0bda5cb5cdbe5b140534791a3aa807dd

Download Submit
C:\Users\Admin\AppData\Roaming\E2E47\7975.2E4

Filesize
1KB

MD5
89ed436125496e59cefeb42287ad18ff

SHA1
fbf65b35c0830b4fe7b84bbe6262c57fa9bb957d

SHA256
1b30d0d05e083d414b06417872c036677bb8cf48fcb3f4119704cb5dff8731a1

SHA512
7f4043927b42626f55e05db7cc8f27174fe975a661fe41a09cacc01259072e9efd20e7474ccb35b910c004c9f47203f887142e4b7878b145097f334148d68134

Download Submit
memory/1516-147-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/1516-146-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2036-16-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2036-14-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2036-143-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2036-13-0x00000000005D0000-0x00000000006D0000-memory.dmp

Filesize
1024KB

Download
memory/2560-17-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2560-18-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2560-0-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2560-148-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2560-4-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/2560-2-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2560-310-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads