fbee97a750570f256f5b6bebd2eeb2c18a82cff949c26bcb6f9a4be49d4abf62

General

Target

e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe
Size

126KB
MD5

e75a8c45932d78045c80dc39519ac563
SHA1

3ed5646ed7ced164da899365ff0315e77d8f20ee
SHA256

fbee97a750570f256f5b6bebd2eeb2c18a82cff949c26bcb6f9a4be49d4abf62
SHA512

573f736d33d82cbfe2c2ef53341b0be05cadd7d17b5fa6cff82e2c6dc2e0b29a980b8336587e3868fb0945578b160d1293646877cc80f013513df933c11cf425
SSDEEP

3072:SKcWmjRrz3ZKcWmjRrz3LAo27wsQ6VHAIoXf9iRN:hGyGsFW61t2MN

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1624	Dxtie4mSKKVhVFJ.exe
2884	CTS.exe

Loads dropped DLL 2 IoCs

pid	Process
2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe
2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.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 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b0000000155e2-16.dat	upx
behavioral1/memory/2884-18-0x0000000000ED0000-0x0000000000EE7000-memory.dmp	upx
behavioral1/memory/2740-14-0x00000000003A0000-0x00000000003B7000-memory.dmp	upx
behavioral1/memory/2740-0-0x00000000003A0000-0x00000000003B7000-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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe
Token: SeDebugPrivilege	2884	CTS.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 1624	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	28
PID 2740 wrote to memory of 1624	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	28
PID 2740 wrote to memory of 1624	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	28
PID 2740 wrote to memory of 1624	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	28
PID 2740 wrote to memory of 2884	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	30
PID 2740 wrote to memory of 2884	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	30
PID 2740 wrote to memory of 2884	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	30
PID 2740 wrote to memory of 2884	2740	e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e75a8c45932d78045c80dc39519ac563_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Users\Admin\AppData\Local\Temp\Dxtie4mSKKVhVFJ.exe
  C:\Users\Admin\AppData\Local\Temp\Dxtie4mSKKVhVFJ.exe
  2⤵
  - Executes dropped EXE
  PID:1624
- 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:2884

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\Temp\Dxtie4mSKKVhVFJ.exe

Filesize
67KB

MD5
50e9d1438f14e3e345db6b9f15473be0

SHA1
20b511d23f4df169b10d6cd022e90b3441af038a

SHA256
6852f4faa2d0ae8be06c198c40875c9ecc466c2da9f6899b6d1f80e7df80b5e9

SHA512
65dcd5c3ee197727beef8c5bfef4073d9ed93c6662827721310dcbc0ea02c8334dbe42a47a2aee1cbe35a2943d6518c93a1d77325e58ad74cb93828b6c691ea9

Download Submit
C:\Windows\CTS.exe

Filesize
59KB

MD5
5efd390d5f95c8191f5ac33c4db4b143

SHA1
42d81b118815361daa3007f1a40f1576e9a9e0bc

SHA256
6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

SHA512
720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

Download Submit
memory/2740-15-0x0000000000070000-0x0000000000087000-memory.dmp

Filesize
92KB

Download
memory/2740-14-0x00000000003A0000-0x00000000003B7000-memory.dmp

Filesize
92KB

Download
memory/2740-0-0x00000000003A0000-0x00000000003B7000-memory.dmp

Filesize
92KB

Download
memory/2740-23-0x0000000000070000-0x0000000000087000-memory.dmp

Filesize
92KB

Download
memory/2884-18-0x0000000000ED0000-0x0000000000EE7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads