49a128a45c1ba228d4fd5d972deaab2f1cfb87518a1a44752ec0fa2e4e02aeef

Analysis

max time kernel
150s
max time network
141s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 12:05

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General

Target

f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe
Size

363KB
MD5

f5ba72b6aacf6482382463f02af64435
SHA1

9a76a00699521e9ac435b714cbcc835743c4f84d
SHA256

49a128a45c1ba228d4fd5d972deaab2f1cfb87518a1a44752ec0fa2e4e02aeef
SHA512

ba22110d2aaf4d08ccfc15ffdff8d18e0c7c9905b4a990653d766a2ff243ccedbd6ad7910eae98e672984b6b8502eabf4249480b8d2444f662edfa047a73900c
SSDEEP

6144:SbIAyTXMQ7iBVJxRbq3gkKJFoXrQePZ3hH0WO1KgKyy:xTcSg77eoJFe8ehvyy

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2340	zyjit.exe

Loads dropped DLL 2 IoCs

pid	Process
2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe
2228	f5ba72b6aacf6482382463f02af64435_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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\{8AB77948-8466-AD4E-E8B6-6988D6F14A95} = "C:\\Users\\Admin\\AppData\\Roaming\\Edezcy\\zyjit.exe"	zyjit.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2228 set thread context of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1832	2836	WerFault.exe	31

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Privacy	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe
2340	zyjit.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe
2340	zyjit.exe

Suspicious use of WriteProcessMemory 57 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2340	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2340	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2340	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	30
PID 2228 wrote to memory of 2340	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	30
PID 2340 wrote to memory of 1104	2340	zyjit.exe	19
PID 2340 wrote to memory of 1104	2340	zyjit.exe	19
PID 2340 wrote to memory of 1104	2340	zyjit.exe	19
PID 2340 wrote to memory of 1104	2340	zyjit.exe	19
PID 2340 wrote to memory of 1104	2340	zyjit.exe	19
PID 2340 wrote to memory of 1176	2340	zyjit.exe	20
PID 2340 wrote to memory of 1176	2340	zyjit.exe	20
PID 2340 wrote to memory of 1176	2340	zyjit.exe	20
PID 2340 wrote to memory of 1176	2340	zyjit.exe	20
PID 2340 wrote to memory of 1176	2340	zyjit.exe	20
PID 2340 wrote to memory of 1212	2340	zyjit.exe	21
PID 2340 wrote to memory of 1212	2340	zyjit.exe	21
PID 2340 wrote to memory of 1212	2340	zyjit.exe	21
PID 2340 wrote to memory of 1212	2340	zyjit.exe	21
PID 2340 wrote to memory of 1212	2340	zyjit.exe	21
PID 2340 wrote to memory of 2416	2340	zyjit.exe	23
PID 2340 wrote to memory of 2416	2340	zyjit.exe	23
PID 2340 wrote to memory of 2416	2340	zyjit.exe	23
PID 2340 wrote to memory of 2416	2340	zyjit.exe	23
PID 2340 wrote to memory of 2416	2340	zyjit.exe	23
PID 2340 wrote to memory of 2564	2340	zyjit.exe	24
PID 2340 wrote to memory of 2564	2340	zyjit.exe	24
PID 2340 wrote to memory of 2564	2340	zyjit.exe	24
PID 2340 wrote to memory of 2564	2340	zyjit.exe	24
PID 2340 wrote to memory of 2564	2340	zyjit.exe	24
PID 2340 wrote to memory of 2228	2340	zyjit.exe	29
PID 2340 wrote to memory of 2228	2340	zyjit.exe	29
PID 2340 wrote to memory of 2228	2340	zyjit.exe	29
PID 2340 wrote to memory of 2228	2340	zyjit.exe	29
PID 2340 wrote to memory of 2228	2340	zyjit.exe	29
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2228 wrote to memory of 2836	2228	f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe	31
PID 2836 wrote to memory of 1832	2836	cmd.exe	33
PID 2836 wrote to memory of 1832	2836	cmd.exe	33
PID 2836 wrote to memory of 1832	2836	cmd.exe	33
PID 2836 wrote to memory of 1832	2836	cmd.exe	33
PID 2340 wrote to memory of 1352	2340	zyjit.exe	32
PID 2340 wrote to memory of 1352	2340	zyjit.exe	32
PID 2340 wrote to memory of 1352	2340	zyjit.exe	32
PID 2340 wrote to memory of 1352	2340	zyjit.exe	32
PID 2340 wrote to memory of 1352	2340	zyjit.exe	32
PID 2340 wrote to memory of 1832	2340	zyjit.exe	33
PID 2340 wrote to memory of 1832	2340	zyjit.exe	33
PID 2340 wrote to memory of 1832	2340	zyjit.exe	33
PID 2340 wrote to memory of 1832	2340	zyjit.exe	33
PID 2340 wrote to memory of 1832	2340	zyjit.exe	33

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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\f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f5ba72b6aacf6482382463f02af64435_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Users\Admin\AppData\Roaming\Edezcy\zyjit.exe
    "C:\Users\Admin\AppData\Roaming\Edezcy\zyjit.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:2340
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpc0b31298.bat"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2836
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 116
      4⤵
      Program crash
      PID:1832

C:\Program Files\Mozilla Firefox\firefox.exe
"C:\Program Files\Mozilla Firefox\firefox.exe"
1⤵
PID:2416

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2564

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "71399132810781655084859718931047241920-809475152609241-1838016202493693602"
1⤵
PID:1352

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Edezcy\zyjit.exe

Filesize
363KB

MD5
9be9d6eb9b359c86c192bf455b46162f

SHA1
9c60bb6ce0e3eb7c1880d6c6259a9d459d3aae01

SHA256
dd1ecfaefb49f97ae1ba258ab875fdf4ff25ecca8324af6c4c208c443f1119ab

SHA512
7e33ae4e097676d1e1b2a1fd08b71196d46ce1b9ef9c3eeb58988c8b69963c82a39e4ff2c4f21b9dfeea530a22de54df3727203cf60652b23263bdacf0015f34

Download Submit
memory/1104-18-0x0000000000210000-0x0000000000254000-memory.dmp

Filesize
272KB

Download
memory/1104-21-0x0000000000210000-0x0000000000254000-memory.dmp

Filesize
272KB

Download
memory/1104-23-0x0000000000210000-0x0000000000254000-memory.dmp

Filesize
272KB

Download
memory/1104-25-0x0000000000210000-0x0000000000254000-memory.dmp

Filesize
272KB

Download
memory/1104-27-0x0000000000210000-0x0000000000254000-memory.dmp

Filesize
272KB

Download
memory/1176-37-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1176-35-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1176-33-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1176-31-0x00000000001B0000-0x00000000001F4000-memory.dmp

Filesize
272KB

Download
memory/1212-43-0x00000000029A0000-0x00000000029E4000-memory.dmp

Filesize
272KB

Download
memory/1212-40-0x00000000029A0000-0x00000000029E4000-memory.dmp

Filesize
272KB

Download
memory/1212-41-0x00000000029A0000-0x00000000029E4000-memory.dmp

Filesize
272KB

Download
memory/1212-42-0x00000000029A0000-0x00000000029E4000-memory.dmp

Filesize
272KB

Download
memory/1832-292-0x0000000077EE4000-0x0000000077EE5000-memory.dmp

Filesize
4KB

Download
memory/1832-192-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

Filesize
4KB

Download
memory/1832-237-0x0000000077EE4000-0x0000000077EE5000-memory.dmp

Filesize
4KB

Download
memory/1832-267-0x00000000009E0000-0x00000000009E1000-memory.dmp

Filesize
4KB

Download
memory/1832-288-0x00000000009E0000-0x00000000009E1000-memory.dmp

Filesize
4KB

Download
memory/1832-291-0x00000000024A0000-0x00000000024E4000-memory.dmp

Filesize
272KB

Download
memory/1832-189-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

Filesize
4KB

Download
memory/1832-186-0x00000000024A0000-0x00000000024E4000-memory.dmp

Filesize
272KB

Download
memory/2228-53-0x00000000004C0000-0x0000000000504000-memory.dmp

Filesize
272KB

Download
memory/2228-73-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-0-0x0000000000280000-0x00000000002C4000-memory.dmp

Filesize
272KB

Download
memory/2228-1-0x0000000000350000-0x00000000003B1000-memory.dmp

Filesize
388KB

Download
memory/2228-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2228-51-0x00000000004C0000-0x0000000000504000-memory.dmp

Filesize
272KB

Download
memory/2228-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2228-55-0x00000000004C0000-0x0000000000504000-memory.dmp

Filesize
272KB

Download
memory/2228-57-0x00000000004C0000-0x0000000000504000-memory.dmp

Filesize
272KB

Download
memory/2228-59-0x00000000004C0000-0x0000000000504000-memory.dmp

Filesize
272KB

Download
memory/2228-60-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-62-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-64-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-66-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-69-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-68-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

Filesize
4KB

Download
memory/2228-71-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2228-75-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-77-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-79-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-81-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-153-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/2228-173-0x0000000000350000-0x00000000003B1000-memory.dmp

Filesize
388KB

Download
memory/2228-174-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2228-5-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2340-15-0x0000000000280000-0x00000000002C4000-memory.dmp

Filesize
272KB

Download
memory/2340-19-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2340-16-0x0000000000470000-0x00000000004D1000-memory.dmp

Filesize
388KB

Download
memory/2340-287-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2564-45-0x0000000001C30000-0x0000000001C74000-memory.dmp

Filesize
272KB

Download
memory/2564-48-0x0000000001C30000-0x0000000001C74000-memory.dmp

Filesize
272KB

Download
memory/2564-47-0x0000000001C30000-0x0000000001C74000-memory.dmp

Filesize
272KB

Download
memory/2564-46-0x0000000001C30000-0x0000000001C74000-memory.dmp

Filesize
272KB

Download