b965aa1eeab51b3da2794567479d289c5ab0682a56290caf4624b8cf77a6e49e

General

Target

2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe
Size

1.8MB
MD5

2a215e8c8bb19eb81f3d87b836a9962d
SHA1

b6eaec4687868eae433005976d64ea2b5400dfa9
SHA256

b965aa1eeab51b3da2794567479d289c5ab0682a56290caf4624b8cf77a6e49e
SHA512

5e41b9c3b8314a58bce94a54d3963af83381df82432b7631ba5a370eb16f713752cab23101c886ea1963b86a413139e75bc04def50f787cfda2a6bc54598c427
SSDEEP

49152:SmUqJjkupV6YbA9HHAWWrVRiyPlv283J5tz1Ow/S:W43pZsVWJIyPlO85zr6

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
3876	o9RnAzePeydTGQo.exe
4644	CTS.exe
2288	o9RnAzePeydTGQo.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 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3840-0-0x00000000009D0000-0x00000000009E7000-memory.dmp	upx
behavioral2/files/0x0007000000023347-11.dat	upx
behavioral2/memory/4644-16-0x0000000000390000-0x00000000003A7000-memory.dmp	upx
behavioral2/memory/3840-10-0x00000000009D0000-0x00000000009E7000-memory.dmp	upx
behavioral2/files/0x000300000002270b-26.dat	upx

Adds Run key to start application 2 TTPs 2 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\CTS = "C:\\Windows\\CTS.exe"	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe
Token: SeDebugPrivilege	4644	CTS.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2288	o9RnAzePeydTGQo.exe
2288	o9RnAzePeydTGQo.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3840 wrote to memory of 3876	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe	93
PID 3840 wrote to memory of 3876	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe	93
PID 3840 wrote to memory of 3876	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe	93
PID 3840 wrote to memory of 4644	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe	94
PID 3840 wrote to memory of 4644	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe	94
PID 3840 wrote to memory of 4644	3840	2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe	94
PID 3876 wrote to memory of 2288	3876	o9RnAzePeydTGQo.exe	96
PID 3876 wrote to memory of 2288	3876	o9RnAzePeydTGQo.exe	96
PID 3876 wrote to memory of 2288	3876	o9RnAzePeydTGQo.exe	96

C:\Users\Admin\AppData\Local\Temp\2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a215e8c8bb19eb81f3d87b836a9962d_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3840
- C:\Users\Admin\AppData\Local\Temp\o9RnAzePeydTGQo.exe
  C:\Users\Admin\AppData\Local\Temp\o9RnAzePeydTGQo.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3876
- - C:\Users\Admin\AppData\Local\Temp\jds240608500.tmp\o9RnAzePeydTGQo.exe
    "C:\Users\Admin\AppData\Local\Temp\jds240608500.tmp\o9RnAzePeydTGQo.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:2288
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:4644

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4848 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:8
1⤵
PID:4900

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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
353KB

MD5
510469c470b3f53d723af280bc18bfd2

SHA1
2bb9880600c541e8bff8883a530d0bfc2087e60d

SHA256
7e5882a02e78c61748edab5616292cc6b767115771cc27f028a5e924d35c9642

SHA512
fcaf46388151b0e3c163540729d8f19e00263209c189a98c18a96a306d37284a40e9882c542dfd16ce5756c3e00cbc4b274aa8bad27994df03077968ed3e6c24

Download Submit
C:\Users\Admin\AppData\Local\Temp\jds240608500.tmp\o9RnAzePeydTGQo.exe

Filesize
1.6MB

MD5
109cbe148f827137c3ba62261f01b29b

SHA1
2cc02b09da46d9e5d0ac1b306a0bbcc12bfe4c12

SHA256
394ad6212e4866cc8e6d1834df8f70538dddf09d23dfa65ea204b22c012b541a

SHA512
a2dfa03dd290540bcfeda6cfd7d6ed891700742b4323d8c8dbfc4c822386ef1ddfff5cf71b2e5d7be9ec72fb6fc2145ff6ffc440823187d6956d5aa2794c5799

Download Submit
C:\Users\Admin\AppData\Local\Temp\jusched.log

Filesize
154KB

MD5
2e066f8f3e6ed06707705effb2af0702

SHA1
cd6cd39027980e5e158a6077c86f06c5aae866c5

SHA256
57d7ec0ecea5b2d7587d9c732edd3b45f159dd51a86997be9d005da65b541052

SHA512
86b38e3a665dd3f5c3791aec7db8883f6d851c5b130c43cba3ea0b7ff06f6adf90184910d1cb61b37b3463efb4a2d11bba99b86177595f3fb8d4826f5c094a5c

Download Submit
C:\Users\Admin\AppData\Local\Temp\o9RnAzePeydTGQo.exe

Filesize
1.8MB

MD5
544e07d620d3108b9b6aa3384d02dea5

SHA1
9897596f3c4ec39e38ef7f1081783db7693ae0b2

SHA256
a8fb1a1473831ac6feb092afd2cbdded2d6a881d3576158fabd89090050b52f8

SHA512
3663b9c056447c4491635b5bdcbc6e1a2b67a432b41bab6f479da5c787c48f1067cecafdfb6d9763f9b17b553aa953ae87068ba7f0c1c93facf34db7ac53a64c

Download Submit
C:\Windows\CTS.exe

Filesize
32KB

MD5
ac66dea95d4b0359164c31b135841b2a

SHA1
7038ec1bd5e9860154e5de4a100f0ec4a67fb2dd

SHA256
9768adefcfb9e4781b55cee28b2dd5db68086ad998b70c82e8b2a6c3f4b56c53

SHA512
fdf360c6dbe4ea57acde1d4a234f378fe9d408cd154c2dfd6a2d954ae3795523ae09477d77bac8e8d326991ee678af6dc502071f22e3e692e1ec37c0ed269bf3

Download Submit
memory/3840-0-0x00000000009D0000-0x00000000009E7000-memory.dmp

Filesize
92KB

Download
memory/3840-10-0x00000000009D0000-0x00000000009E7000-memory.dmp

Filesize
92KB

Download
memory/4644-16-0x0000000000390000-0x00000000003A7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads