beec62cffed38f64b1b55847acbd3845e812010ebde9f507f9e29fd8ffba3a21

Analysis

max time kernel
150s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27-06-2024 20:43

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General

Target

1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe
Size

28KB
MD5

1774b8d296dd948fb37afc216b3cc07e
SHA1

3be9949773b27cc0fdd47f8c69650804085cfab2
SHA256

beec62cffed38f64b1b55847acbd3845e812010ebde9f507f9e29fd8ffba3a21
SHA512

e09bbe2743228d248310ec582dafa1121205e45c0413cdca723f69fe05b741dd73cd2867ef9d4977c966d6d7383f8be46f4df16221e41f09818c18209aaa1ef5
SSDEEP

768:eyX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIovr:egKcR4mjD9r82e

Score

7^/10

persistence spyware stealer upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5084	CTS.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 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2384-0-0x00000000001A0000-0x00000000001B7000-memory.dmp	upx
behavioral2/files/0x0008000000023255-6.dat	upx
behavioral2/memory/5084-7-0x0000000000BB0000-0x0000000000BC7000-memory.dmp	upx
behavioral2/memory/2384-10-0x00000000001A0000-0x00000000001B7000-memory.dmp	upx
behavioral2/files/0x0003000000022773-13.dat	upx
behavioral2/files/0x0009000000023252-31.dat	upx
behavioral2/memory/5084-33-0x0000000000BB0000-0x0000000000BC7000-memory.dmp	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"	1774b8d296dd948fb37afc216b3cc07e_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	1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe
Token: SeDebugPrivilege	5084	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 5084	2384	1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe	92
PID 2384 wrote to memory of 5084	2384	1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe	92
PID 2384 wrote to memory of 5084	2384	1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2384
- 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:5084

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=1340 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
1⤵
PID:3584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

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
746KB

MD5
e2845671454963008737c07f4273b685

SHA1
8c090b2b01079c24c0e7e0f36eef8dd47dc28508

SHA256
16fbd9e847af00286108aba88bc940ebdcedae5eccfa5f3abc8eca7b5d137cb4

SHA512
2424fb29aea098df2d3aa21feb807c282bbd93594a24d2dfce2b3abe8c52de40f20b9593c380af423d86eb4ad62d4389523860a13a58d5d199685236af1d41b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\F2xPDioTA9isfpH.exe

Filesize
28KB

MD5
7f8183f30a0c42ce2c6fa0759ddb4099

SHA1
0f736e629215bde2976c1622917eeacb0a1f5226

SHA256
60caf8402fdc127d3c00ea372e3f231aca7deef0a3617d3ccfbe4d26984bce89

SHA512
403807f454c6e95314e9bdd960b11b1b40421ee2e657471cf0458720b8a79538dba8f0de3606d17c426745a0f1dedda816f9d68532b88ddf30a62525a0b442c4

Download Submit
C:\Windows\CTS.exe

Filesize
28KB

MD5
e6150447c894ade7b2b9ee88d5933922

SHA1
dc62f7f9ff1a492adadbc8b6321c0b7b9cd973d1

SHA256
b612d46644d0e4a3829c4d6715f71d979103aa487624805363b36f5b4f92b118

SHA512
d6db2b459723005662a646357bd60ab6e5cf77ab4f83868c91e725e45c32b44900c32724883df6aa4a0e85cbf7441bea159334f3080cfe8e7acec540aa996ff0

Download Submit
memory/2384-0-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/2384-10-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/5084-7-0x0000000000BB0000-0x0000000000BC7000-memory.dmp

Filesize
92KB

Download
memory/5084-33-0x0000000000BB0000-0x0000000000BC7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads