2774f97f982e1aba08267c3e133f3e24bc2ca5af495a8a86596e19639a9e8567

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 02:42

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General

Target

88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
Size

129KB
MD5

88accf704d087c46bd15f075b51410d1
SHA1

db6882ab87e046f6203485654dd2205e5ce3b96f
SHA256

2774f97f982e1aba08267c3e133f3e24bc2ca5af495a8a86596e19639a9e8567
SHA512

9f27e6fe13d2b82aae9510a0bfbbebc7f10545ab68daf75cb84e6214f5e88d2038622c26e15a039415bd3da750456c67b3f40c43c95960c192dfb41b96965ae7
SSDEEP

3072:svMe+I0OEWZmvEG0ndXBM7SQ/mb6M178uyo:sUeNqMdD1oux

Score

7^/10

discovery persistence spyware stealer upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2224	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2580	exurd.exe

Loads dropped DLL 2 IoCs

pid	Process
2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2676-0-0x0000000000400000-0x0000000000436000-memory.dmp	upx
behavioral1/files/0x0008000000014aae-6.dat	upx
behavioral1/memory/2676-7-0x00000000003C0000-0x00000000003F6000-memory.dmp	upx

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\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\{11FFD43B-0D70-877B-3F71-6FA4B2358AF6} = "C:\\Users\\Admin\\AppData\\Roaming\\Ceuvx\\exurd.exe"	exurd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2676 set thread context of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	exurd.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Internet Explorer\Privacy	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe
2580	exurd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
Token: SeSecurityPrivilege	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
Token: SeSecurityPrivilege	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2580	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	28
PID 2676 wrote to memory of 2580	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	28
PID 2676 wrote to memory of 2580	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	28
PID 2676 wrote to memory of 2580	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	28
PID 2580 wrote to memory of 1116	2580	exurd.exe	19
PID 2580 wrote to memory of 1116	2580	exurd.exe	19
PID 2580 wrote to memory of 1116	2580	exurd.exe	19
PID 2580 wrote to memory of 1116	2580	exurd.exe	19
PID 2580 wrote to memory of 1116	2580	exurd.exe	19
PID 2580 wrote to memory of 1176	2580	exurd.exe	20
PID 2580 wrote to memory of 1176	2580	exurd.exe	20
PID 2580 wrote to memory of 1176	2580	exurd.exe	20
PID 2580 wrote to memory of 1176	2580	exurd.exe	20
PID 2580 wrote to memory of 1176	2580	exurd.exe	20
PID 2580 wrote to memory of 1212	2580	exurd.exe	21
PID 2580 wrote to memory of 1212	2580	exurd.exe	21
PID 2580 wrote to memory of 1212	2580	exurd.exe	21
PID 2580 wrote to memory of 1212	2580	exurd.exe	21
PID 2580 wrote to memory of 1212	2580	exurd.exe	21
PID 2580 wrote to memory of 1704	2580	exurd.exe	23
PID 2580 wrote to memory of 1704	2580	exurd.exe	23
PID 2580 wrote to memory of 1704	2580	exurd.exe	23
PID 2580 wrote to memory of 1704	2580	exurd.exe	23
PID 2580 wrote to memory of 1704	2580	exurd.exe	23
PID 2580 wrote to memory of 2676	2580	exurd.exe	27
PID 2580 wrote to memory of 2676	2580	exurd.exe	27
PID 2580 wrote to memory of 2676	2580	exurd.exe	27
PID 2580 wrote to memory of 2676	2580	exurd.exe	27
PID 2580 wrote to memory of 2676	2580	exurd.exe	27
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2676 wrote to memory of 2224	2676	88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe	29
PID 2580 wrote to memory of 2772	2580	exurd.exe	31
PID 2580 wrote to memory of 2772	2580	exurd.exe	31
PID 2580 wrote to memory of 2772	2580	exurd.exe	31
PID 2580 wrote to memory of 2772	2580	exurd.exe	31
PID 2580 wrote to memory of 2772	2580	exurd.exe	31
PID 2580 wrote to memory of 1520	2580	exurd.exe	32
PID 2580 wrote to memory of 1520	2580	exurd.exe	32
PID 2580 wrote to memory of 1520	2580	exurd.exe	32
PID 2580 wrote to memory of 1520	2580	exurd.exe	32
PID 2580 wrote to memory of 1520	2580	exurd.exe	32

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\88accf704d087c46bd15f075b51410d1_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Users\Admin\AppData\Roaming\Ceuvx\exurd.exe
    "C:\Users\Admin\AppData\Roaming\Ceuvx\exurd.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2580
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp5f99fc44.bat"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2224

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1704

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2772

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1520

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 Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5f99fc44.bat

Filesize
271B

MD5
2a2ac4f9510f5f9797d3390743fc5cc2

SHA1
cc5312acd3a6ff541acf140eef29c0b1cd2a8deb

SHA256
79fa35ce9c48ba6307a2148510bd36eb9d86ac0325f94f838d22a68ef7d50b9a

SHA512
38b1a9e9f9508accbbab8c466b7173ffb63ff22e80104e27cd21b27fec1660fa69733dde1ab5897ddbdb65d02f1b6ca595ba7a8a71788bf2f46da1e376ca9518

Download Submit
C:\Users\Admin\AppData\Roaming\Uhif\wiheo.huc

Filesize
380B

MD5
0578bbb55f766bef83ef3aa5f55cbc4c

SHA1
dd1489c9552b08e151d38e993e50d711f0a7332d

SHA256
658c9d87d784eb0c8b5bbd3b4eb4fa79533969123070d0c494a10991a0b43c79

SHA512
14109e93a9b4e928cc628d6b6f474aa6eab120c796634e6d9ae3599ebb01379a1cdbd4a365df2ed57ef0fdd47a73e27f9a993fa0a298ed390344fbad678f0b6f

Download Submit
\Users\Admin\AppData\Roaming\Ceuvx\exurd.exe

Filesize
129KB

MD5
9c68ed57276e0cf425b5e6e3b4f7f528

SHA1
e0cb03f0f0b7f6c1d1cff792abc7caa35c87cc1f

SHA256
a670f4b41b5bde26e63eac0396171770fd685bf387443e7106504af087c0c0bc

SHA512
d12de95d4c23364c4ffd785d5ac3198d8a2acc5c89c9fe0ae0f26417c863cc60b15c36b12851faf3cf760aa493efee2d79106eccd1c9292ecfe412353cac2ead

Download Submit
memory/1116-20-0x0000000001EB0000-0x0000000001ED5000-memory.dmp

Filesize
148KB

Download
memory/1116-21-0x0000000001EB0000-0x0000000001ED5000-memory.dmp

Filesize
148KB

Download
memory/1116-22-0x0000000001EB0000-0x0000000001ED5000-memory.dmp

Filesize
148KB

Download
memory/1116-18-0x0000000001EB0000-0x0000000001ED5000-memory.dmp

Filesize
148KB

Download
memory/1116-19-0x0000000001EB0000-0x0000000001ED5000-memory.dmp

Filesize
148KB

Download
memory/1176-24-0x0000000000130000-0x0000000000155000-memory.dmp

Filesize
148KB

Download
memory/1176-27-0x0000000000130000-0x0000000000155000-memory.dmp

Filesize
148KB

Download
memory/1176-26-0x0000000000130000-0x0000000000155000-memory.dmp

Filesize
148KB

Download
memory/1176-25-0x0000000000130000-0x0000000000155000-memory.dmp

Filesize
148KB

Download
memory/1212-29-0x0000000002D50000-0x0000000002D75000-memory.dmp

Filesize
148KB

Download
memory/1212-30-0x0000000002D50000-0x0000000002D75000-memory.dmp

Filesize
148KB

Download
memory/1212-31-0x0000000002D50000-0x0000000002D75000-memory.dmp

Filesize
148KB

Download
memory/1212-32-0x0000000002D50000-0x0000000002D75000-memory.dmp

Filesize
148KB

Download
memory/1704-41-0x0000000001C70000-0x0000000001C95000-memory.dmp

Filesize
148KB

Download
memory/1704-39-0x0000000001C70000-0x0000000001C95000-memory.dmp

Filesize
148KB

Download
memory/1704-35-0x0000000001C70000-0x0000000001C95000-memory.dmp

Filesize
148KB

Download
memory/1704-37-0x0000000001C70000-0x0000000001C95000-memory.dmp

Filesize
148KB

Download
memory/2580-16-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2580-14-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2580-15-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2580-263-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2676-65-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2676-74-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-63-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-61-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-59-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-55-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-53-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-51-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-49-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-46-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2676-45-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2676-44-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2676-68-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-70-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-72-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-66-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-76-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-146-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2676-145-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2676-78-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-80-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-82-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2676-57-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2676-47-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2676-48-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2676-7-0x00000000003C0000-0x00000000003F6000-memory.dmp

Filesize
216KB

Download
memory/2676-3-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2676-2-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2676-1-0x0000000000220000-0x0000000000222000-memory.dmp

Filesize
8KB

Download