c03aaa45244da6765e0ba1057d04bb1cfb482c1d7f25d7c2bc2656aa3da1b4a6

General

Target

54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe
Size

205KB
MD5

54faf27ec593e73f23e7e3053419f88f
SHA1

b797de6577fc46a92f7f67c359fed8953c6c59d4
SHA256

c03aaa45244da6765e0ba1057d04bb1cfb482c1d7f25d7c2bc2656aa3da1b4a6
SHA512

9711cdedf9dd5b83c3d10466b0daf819df449fa0e6d31f6d6693f2a2d7285f4d233e620ba61daf017efb9ad6a5a58a4a3114038d25056f0622403012b3393181
SSDEEP

3072:rvVnClkMoxXcvD4h3Zr0YrhCQTkoutX63a6gpJzL8nR840nmkvlj/i49OpiNXKZa:rvNCSsvZOh5Jut+a6MiS9/v9OSXch+7

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

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

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"	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2716-2-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/2808-5-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/2808-6-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/2716-14-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/340-79-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/2716-80-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/2716-173-0x0000000000400000-0x0000000000441000-memory.dmp	upx
behavioral1/memory/2716-174-0x0000000000400000-0x0000000000441000-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	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2808	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2808	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2808	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2808	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	30
PID 2716 wrote to memory of 340	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	32
PID 2716 wrote to memory of 340	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	32
PID 2716 wrote to memory of 340	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	32
PID 2716 wrote to memory of 340	2716	54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Users\Admin\AppData\Local\Temp\54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2808
- C:\Users\Admin\AppData\Local\Temp\54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\54faf27ec593e73f23e7e3053419f88f_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
  2⤵
  - System Location Discovery: System Language Discovery
  PID:340

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

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CabEEA5.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarEEB7.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Roaming\A4F1.35C

Filesize
1KB

MD5
7ae5089b44d1812ab6c7527ebd52e9dc

SHA1
07a7e98e4eb59eecd372f6b6946d9c2e6e1aaa51

SHA256
9e06281249d9e37431bc876e597981d88b30b213cde1e43d22c3d896eb393e9c

SHA512
efe37438fa3343020e62cf0a4a8e1893e9e3543997956b8740285b11684cf1bdfd58cbca082fede53c66c647ecfee896be5d9a7fb33eab20c723b1de956dfd06

Download Submit
C:\Users\Admin\AppData\Roaming\A4F1.35C

Filesize
600B

MD5
a59f4872d627f266ac5f6c23e5c1c272

SHA1
00788e7d4c8b3ea61ca2d8dd10c85a7f0d20a2cc

SHA256
605ad52420aa586ddf66fd3efd016276a49f09512ebb7d6503936da8e42c915e

SHA512
2d995576ddeb09c18d8b77cfa2282a58c836ca101598a317a91c5686be1006a2cf9456640298230931aeb7b6e8de066b3fcbca7602d767f946ec8e100e0f405a

Download Submit
C:\Users\Admin\AppData\Roaming\A4F1.35C

Filesize
996B

MD5
58ee61fb09e0ff3856630c4ca0f5dc82

SHA1
3ccf878a333aca1879ef746f223b30de074a6976

SHA256
bc59141756bcf356d04d7b66eacaacaa7023a3d3552cd119947f82ad241c3019

SHA512
8c520de3ccd409637acbfb9aa69c59c291f0df939ccd208031e3417a2d64d4f99c40018c5255943e08c2359397b745ce77b2303fd5843cac1fc48c02c546e53a

Download Submit
memory/340-79-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2716-1-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2716-80-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2716-14-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2716-173-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2716-174-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2716-2-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2808-6-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2808-5-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads