ef76e6e30d6b4a62c14488e093a048e7aef23ac6ac043badd10fab56148cce61

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 11:24

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General

Target

8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe
Size

305KB
MD5

8a2cfdbb5e2ff32fe534afc845cc2a8a
SHA1

cfc16a4db58ed908df02f19c1fa13f7658ee9e61
SHA256

ef76e6e30d6b4a62c14488e093a048e7aef23ac6ac043badd10fab56148cce61
SHA512

52b55847cd6916be96040d91f8f587934ca2801a371da93b2f23c5bd1345f94b74af8f86d95b8f4f63db010eeee0b097c7482c434cbe2fc2eaa78b60efea919e
SSDEEP

6144:5GSzUfT72Y0SczinYKTY1SQshfRPVQe1MZkIYSccr7wbstOKPECYeixlYGicg:5GqU77SSfYsY1UMqMZJYSN7wbstOK8fi

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2724	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	qyexx.exe

Loads dropped DLL 1 IoCs

pid	Process
2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe

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-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\{7D4B5FC8-1892-AD4F-C2C5-7543D4B4565E} = "C:\\Users\\Admin\\AppData\\Roaming\\Towawi\\qyexx.exe"	qyexx.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31

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	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qyexx.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Internet Explorer\Privacy	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe
2748	qyexx.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2748	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2748	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2748	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	30
PID 2100 wrote to memory of 2748	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	30
PID 2748 wrote to memory of 1108	2748	qyexx.exe	19
PID 2748 wrote to memory of 1108	2748	qyexx.exe	19
PID 2748 wrote to memory of 1108	2748	qyexx.exe	19
PID 2748 wrote to memory of 1108	2748	qyexx.exe	19
PID 2748 wrote to memory of 1108	2748	qyexx.exe	19
PID 2748 wrote to memory of 1168	2748	qyexx.exe	20
PID 2748 wrote to memory of 1168	2748	qyexx.exe	20
PID 2748 wrote to memory of 1168	2748	qyexx.exe	20
PID 2748 wrote to memory of 1168	2748	qyexx.exe	20
PID 2748 wrote to memory of 1168	2748	qyexx.exe	20
PID 2748 wrote to memory of 1252	2748	qyexx.exe	21
PID 2748 wrote to memory of 1252	2748	qyexx.exe	21
PID 2748 wrote to memory of 1252	2748	qyexx.exe	21
PID 2748 wrote to memory of 1252	2748	qyexx.exe	21
PID 2748 wrote to memory of 1252	2748	qyexx.exe	21
PID 2748 wrote to memory of 1036	2748	qyexx.exe	25
PID 2748 wrote to memory of 1036	2748	qyexx.exe	25
PID 2748 wrote to memory of 1036	2748	qyexx.exe	25
PID 2748 wrote to memory of 1036	2748	qyexx.exe	25
PID 2748 wrote to memory of 1036	2748	qyexx.exe	25
PID 2748 wrote to memory of 2100	2748	qyexx.exe	29
PID 2748 wrote to memory of 2100	2748	qyexx.exe	29
PID 2748 wrote to memory of 2100	2748	qyexx.exe	29
PID 2748 wrote to memory of 2100	2748	qyexx.exe	29
PID 2748 wrote to memory of 2100	2748	qyexx.exe	29
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2724	2100	8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe	31
PID 2748 wrote to memory of 2720	2748	qyexx.exe	33
PID 2748 wrote to memory of 2720	2748	qyexx.exe	33
PID 2748 wrote to memory of 2720	2748	qyexx.exe	33
PID 2748 wrote to memory of 2720	2748	qyexx.exe	33
PID 2748 wrote to memory of 2720	2748	qyexx.exe	33

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252
- C:\Users\Admin\AppData\Local\Temp\8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\8a2cfdbb5e2ff32fe534afc845cc2a8a_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Users\Admin\AppData\Roaming\Towawi\qyexx.exe
    "C:\Users\Admin\AppData\Roaming\Towawi\qyexx.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:2748
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp7534c5f2.bat"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2724

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1036

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:2720

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

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7534c5f2.bat

Filesize
271B

MD5
57c879cbf7021e0b797444202f96d835

SHA1
60760764ca48fd3eeda64652dbc2028c43169b3f

SHA256
82ec1f1284cc8dcde03baecf6c777dd5387806f088688019e0b195477b0c0c26

SHA512
403a18fbb20d520ff15dd38a53ffec4018e98af83e3e205abd30fbf31037c6ca303460e9c386bc34d9413bbda11d9481e0eb070fc978d575ba400a053c8a1585

Download Submit
\Users\Admin\AppData\Roaming\Towawi\qyexx.exe

Filesize
305KB

MD5
c84f621d353e17c52192c64f08fb6b80

SHA1
11601ee7515b4ba07a4dcce3e066176949deb1c9

SHA256
7c265094d772793052bba60b607a669b6d5fdde6018b8dfff4381a8bb60f183a

SHA512
820b18afaef97ebb96a5cd785f52db763dffe4a574f3d131cae81cf3bac3adf90e66e0a774629209cd2a8d645f054d96bf69266adfda420d5ed27dcc4584cfeb

Download Submit
memory/1036-30-0x0000000001ED0000-0x0000000001F14000-memory.dmp

Filesize
272KB

Download
memory/1036-31-0x0000000001ED0000-0x0000000001F14000-memory.dmp

Filesize
272KB

Download
memory/1036-32-0x0000000001ED0000-0x0000000001F14000-memory.dmp

Filesize
272KB

Download
memory/1036-33-0x0000000001ED0000-0x0000000001F14000-memory.dmp

Filesize
272KB

Download
memory/1108-18-0x0000000001F10000-0x0000000001F54000-memory.dmp

Filesize
272KB

Download
memory/1108-17-0x0000000001F10000-0x0000000001F54000-memory.dmp

Filesize
272KB

Download
memory/1108-16-0x0000000001F10000-0x0000000001F54000-memory.dmp

Filesize
272KB

Download
memory/1108-15-0x0000000001F10000-0x0000000001F54000-memory.dmp

Filesize
272KB

Download
memory/1108-14-0x0000000001F10000-0x0000000001F54000-memory.dmp

Filesize
272KB

Download
memory/1168-20-0x0000000002150000-0x0000000002194000-memory.dmp

Filesize
272KB

Download
memory/1168-21-0x0000000002150000-0x0000000002194000-memory.dmp

Filesize
272KB

Download
memory/1168-22-0x0000000002150000-0x0000000002194000-memory.dmp

Filesize
272KB

Download
memory/1168-23-0x0000000002150000-0x0000000002194000-memory.dmp

Filesize
272KB

Download
memory/1252-27-0x0000000002E00000-0x0000000002E44000-memory.dmp

Filesize
272KB

Download
memory/1252-28-0x0000000002E00000-0x0000000002E44000-memory.dmp

Filesize
272KB

Download
memory/1252-26-0x0000000002E00000-0x0000000002E44000-memory.dmp

Filesize
272KB

Download
memory/1252-25-0x0000000002E00000-0x0000000002E44000-memory.dmp

Filesize
272KB

Download
memory/2100-73-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-35-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-67-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-65-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-63-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-61-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-59-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-57-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-55-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-53-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-51-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-49-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-47-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-45-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-43-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-41-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-39-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-38-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-37-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-69-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-71-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-155-0x00000000009C0000-0x0000000000A10000-memory.dmp

Filesize
320KB

Download
memory/2100-156-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2100-157-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-0-0x00000000009C0000-0x0000000000A10000-memory.dmp

Filesize
320KB

Download
memory/2100-130-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-132-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-131-0x0000000077E30000-0x0000000077E31000-memory.dmp

Filesize
4KB

Download
memory/2100-75-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2100-36-0x0000000000410000-0x0000000000454000-memory.dmp

Filesize
272KB

Download
memory/2100-1-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2100-9-0x0000000000410000-0x0000000000460000-memory.dmp

Filesize
320KB

Download
memory/2100-4-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2100-2-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2100-3-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2748-12-0x0000000001050000-0x00000000010A0000-memory.dmp

Filesize
320KB

Download
memory/2748-40-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download
memory/2748-282-0x000000007EF60000-0x000000007EFA4000-memory.dmp

Filesize
272KB

Download