dd1b8581319471590d0bd3d56015224e48f180cfb86610a5aed471d61648cd9a

Analysis

max time kernel
150s
max time network
136s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 15:31

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General

Target

22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe
Size

377KB
MD5

22dbd05a27b1e0e5bf46f66c6b628049
SHA1

4c0d4cd0fd9a51829363672e3c955aee45b10f0b
SHA256

dd1b8581319471590d0bd3d56015224e48f180cfb86610a5aed471d61648cd9a
SHA512

d904c84b202249526fe521775e9cbf92ba6d4ba8566fc0deb41efc165de8a7248b98b767f15992aaa40c4e8a31f39c3111720b6bb88aa9d4270b5c8fdc1c315c
SSDEEP

6144:mB8Hev8CcOsW1D8fBUbEv8a6dRPMfbt4xb7s5evZUIVed:mmHevXfsgofybHREfbSbfvZc

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1668	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2080	obfe.exe

Loads dropped DLL 2 IoCs

pid	Process
2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe
2116	22dbd05a27b1e0e5bf46f66c6b628049_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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\{2977E268-58FD-AD4F-BE57-976F9EF8B472} = "C:\\Users\\Admin\\AppData\\Roaming\\Avuri\\obfe.exe"	obfe.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2116 set thread context of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Privacy	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe
2080	obfe.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe
2080	obfe.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2080	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	28
PID 2116 wrote to memory of 2080	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	28
PID 2116 wrote to memory of 2080	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	28
PID 2116 wrote to memory of 2080	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	28
PID 2080 wrote to memory of 1100	2080	obfe.exe	19
PID 2080 wrote to memory of 1100	2080	obfe.exe	19
PID 2080 wrote to memory of 1100	2080	obfe.exe	19
PID 2080 wrote to memory of 1100	2080	obfe.exe	19
PID 2080 wrote to memory of 1100	2080	obfe.exe	19
PID 2080 wrote to memory of 1148	2080	obfe.exe	20
PID 2080 wrote to memory of 1148	2080	obfe.exe	20
PID 2080 wrote to memory of 1148	2080	obfe.exe	20
PID 2080 wrote to memory of 1148	2080	obfe.exe	20
PID 2080 wrote to memory of 1148	2080	obfe.exe	20
PID 2080 wrote to memory of 1180	2080	obfe.exe	21
PID 2080 wrote to memory of 1180	2080	obfe.exe	21
PID 2080 wrote to memory of 1180	2080	obfe.exe	21
PID 2080 wrote to memory of 1180	2080	obfe.exe	21
PID 2080 wrote to memory of 1180	2080	obfe.exe	21
PID 2080 wrote to memory of 1032	2080	obfe.exe	23
PID 2080 wrote to memory of 1032	2080	obfe.exe	23
PID 2080 wrote to memory of 1032	2080	obfe.exe	23
PID 2080 wrote to memory of 1032	2080	obfe.exe	23
PID 2080 wrote to memory of 1032	2080	obfe.exe	23
PID 2080 wrote to memory of 2116	2080	obfe.exe	27
PID 2080 wrote to memory of 2116	2080	obfe.exe	27
PID 2080 wrote to memory of 2116	2080	obfe.exe	27
PID 2080 wrote to memory of 2116	2080	obfe.exe	27
PID 2080 wrote to memory of 2116	2080	obfe.exe	27
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29
PID 2116 wrote to memory of 1668	2116	22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1148

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\22dbd05a27b1e0e5bf46f66c6b628049_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Users\Admin\AppData\Roaming\Avuri\obfe.exe
    "C:\Users\Admin\AppData\Roaming\Avuri\obfe.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:2080
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpcd519851.bat"
    3⤵
    - Deletes itself
    PID:1668

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1032

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

C:\Users\Admin\AppData\Local\Temp\tmpcd519851.bat

Filesize
271B

MD5
35d753db72180eab2a3f2739fbbe2b7d

SHA1
354d5072d1004d1d4f150d07b666bc3b52746a1f

SHA256
645a4345ec45b61691d223ac36c5f1a00537319e38b31a05aec451352bc96a08

SHA512
e69a2af354b8ffcabcc3f68134e34df3a2abf6bc87db9c71599ef2b2632bc2d1802caf5ffdc217e2b513de7feef92df8abdfa0ef9b991e20eff74c310963d9ab

Download Submit
\Users\Admin\AppData\Roaming\Avuri\obfe.exe

Filesize
377KB

MD5
24ee453cb0c206aef09ccf2bd54720b4

SHA1
96419e874fb0d77be7b505dd1b8e5398b75c5567

SHA256
21f7443d2b30075951cd5e8c80b66d05f4b5aa7f4189f5b8bb40040b6762eada

SHA512
38cb39a9ae4720c87773b63404c6b28f3ea4b4e5ddff2bc7a59797c6af0d28d4abad8917b70f78afb47a6bf40cbc0b17c77cf3390007766935a2e41e23774bd7

Download Submit
memory/1032-43-0x0000000001B90000-0x0000000001BD2000-memory.dmp

Filesize
264KB

Download
memory/1032-41-0x0000000001B90000-0x0000000001BD2000-memory.dmp

Filesize
264KB

Download
memory/1032-40-0x0000000001B90000-0x0000000001BD2000-memory.dmp

Filesize
264KB

Download
memory/1032-42-0x0000000001B90000-0x0000000001BD2000-memory.dmp

Filesize
264KB

Download
memory/1100-22-0x0000000001FA0000-0x0000000001FE2000-memory.dmp

Filesize
264KB

Download
memory/1100-21-0x0000000001FA0000-0x0000000001FE2000-memory.dmp

Filesize
264KB

Download
memory/1100-23-0x0000000001FA0000-0x0000000001FE2000-memory.dmp

Filesize
264KB

Download
memory/1100-19-0x0000000001FA0000-0x0000000001FE2000-memory.dmp

Filesize
264KB

Download
memory/1100-20-0x0000000001FA0000-0x0000000001FE2000-memory.dmp

Filesize
264KB

Download
memory/1148-28-0x00000000001B0000-0x00000000001F2000-memory.dmp

Filesize
264KB

Download
memory/1148-26-0x00000000001B0000-0x00000000001F2000-memory.dmp

Filesize
264KB

Download
memory/1148-30-0x00000000001B0000-0x00000000001F2000-memory.dmp

Filesize
264KB

Download
memory/1148-32-0x00000000001B0000-0x00000000001F2000-memory.dmp

Filesize
264KB

Download
memory/1180-35-0x00000000025E0000-0x0000000002622000-memory.dmp

Filesize
264KB

Download
memory/1180-36-0x00000000025E0000-0x0000000002622000-memory.dmp

Filesize
264KB

Download
memory/1180-37-0x00000000025E0000-0x0000000002622000-memory.dmp

Filesize
264KB

Download
memory/1180-38-0x00000000025E0000-0x0000000002622000-memory.dmp

Filesize
264KB

Download
memory/2080-16-0x0000000000360000-0x00000000003C1000-memory.dmp

Filesize
388KB

Download
memory/2080-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2080-15-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2080-277-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/2080-279-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2116-78-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-70-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-54-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-53-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/2116-51-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/2116-49-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/2116-47-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/2116-58-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-60-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-62-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-64-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-66-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-68-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-56-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-72-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-74-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-76-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-136-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-2-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2116-135-0x0000000077AE0000-0x0000000077AE1000-memory.dmp

Filesize
4KB

Download
memory/2116-80-0x0000000000450000-0x0000000000451000-memory.dmp

Filesize
4KB

Download
memory/2116-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2116-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2116-45-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/2116-159-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2116-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2116-0-0x0000000000270000-0x00000000002B2000-memory.dmp

Filesize
264KB

Download
memory/2116-1-0x0000000000350000-0x00000000003B1000-memory.dmp

Filesize
388KB

Download