a27caecefb4045af12b437359a746abf5f0100ac072af8c1a583ccf80326dfad

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
20/06/2024, 01:59

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General

Target

01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe
Size

323KB
MD5

01ddf9694d1ff1a058991d6862a3a962
SHA1

999913d1d26d0f4de8d881b0bd8b282bd022d9c2
SHA256

a27caecefb4045af12b437359a746abf5f0100ac072af8c1a583ccf80326dfad
SHA512

2dc74c355c7e0f2bb9e52ce0b78795f55019d76e4f602b2af65001528330de96ecd07eeb33936b9b0692e674dfe426db9fa248f3fdabd68bf476de84c34ba599
SSDEEP

3072:5B8Nu8xX7Oer7GVlT6At9gMNNy9sEeR7Kw1lmGSKM4hMpCygCCcxXbsPC35ynqoI:b8Nu8QsCVHmGtn2tpCFMflokFnNKK

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1272	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1800	ywavh.exe

Loads dropped DLL 2 IoCs

pid	Process
1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe
1596	01ddf9694d1ff1a058991d6862a3a962_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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\{E8BE2F68-5812-AD4F-F172-4D96D7386E8B} = "C:\\Users\\Admin\\AppData\\Roaming\\Lejye\\ywavh.exe"	ywavh.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1596 set thread context of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Privacy	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe
1800	ywavh.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe
1800	ywavh.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 1800	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	28
PID 1596 wrote to memory of 1800	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	28
PID 1596 wrote to memory of 1800	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	28
PID 1596 wrote to memory of 1800	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	28
PID 1800 wrote to memory of 1108	1800	ywavh.exe	19
PID 1800 wrote to memory of 1108	1800	ywavh.exe	19
PID 1800 wrote to memory of 1108	1800	ywavh.exe	19
PID 1800 wrote to memory of 1108	1800	ywavh.exe	19
PID 1800 wrote to memory of 1108	1800	ywavh.exe	19
PID 1800 wrote to memory of 1172	1800	ywavh.exe	20
PID 1800 wrote to memory of 1172	1800	ywavh.exe	20
PID 1800 wrote to memory of 1172	1800	ywavh.exe	20
PID 1800 wrote to memory of 1172	1800	ywavh.exe	20
PID 1800 wrote to memory of 1172	1800	ywavh.exe	20
PID 1800 wrote to memory of 1204	1800	ywavh.exe	21
PID 1800 wrote to memory of 1204	1800	ywavh.exe	21
PID 1800 wrote to memory of 1204	1800	ywavh.exe	21
PID 1800 wrote to memory of 1204	1800	ywavh.exe	21
PID 1800 wrote to memory of 1204	1800	ywavh.exe	21
PID 1800 wrote to memory of 1848	1800	ywavh.exe	23
PID 1800 wrote to memory of 1848	1800	ywavh.exe	23
PID 1800 wrote to memory of 1848	1800	ywavh.exe	23
PID 1800 wrote to memory of 1848	1800	ywavh.exe	23
PID 1800 wrote to memory of 1848	1800	ywavh.exe	23
PID 1800 wrote to memory of 1596	1800	ywavh.exe	27
PID 1800 wrote to memory of 1596	1800	ywavh.exe	27
PID 1800 wrote to memory of 1596	1800	ywavh.exe	27
PID 1800 wrote to memory of 1596	1800	ywavh.exe	27
PID 1800 wrote to memory of 1596	1800	ywavh.exe	27
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29
PID 1596 wrote to memory of 1272	1596	01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe	29

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\01ddf9694d1ff1a058991d6862a3a962_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Users\Admin\AppData\Roaming\Lejye\ywavh.exe
    "C:\Users\Admin\AppData\Roaming\Lejye\ywavh.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:1800
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpf615c22a.bat"
    3⤵
    - Deletes itself
    PID:1272

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1848

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\tmpf615c22a.bat

Filesize
271B

MD5
a467324bfd2ca478d84959a1aa70d33c

SHA1
bdcf86d0fbaa66b42c6746397b101b93e66a0a9f

SHA256
a570a8bbb80ce2418bf24ef0a9f1f93b3db4a597e383ce027e8f89a4fdd5fb51

SHA512
ae45238687076ed9833d3e39cdd31f09e2a5163631912012c22d4fd5c15a9d773b06999bb82f8f147bcf214b003d2d53122817579ea8e0623461bb80dd635818

Download Submit
\Users\Admin\AppData\Roaming\Lejye\ywavh.exe

Filesize
323KB

MD5
6711d9394ae25c560ec0c22ecfd8e7e4

SHA1
e884bc246761964f585d84e56b590a3543b6384c

SHA256
451519a8ffa3fd8677d50584c90218d74ecc6c0e66b59c9aa19143a48acee7fe

SHA512
a19bf34ce1c4f8086aea859be76088afe394fd06ce4b97eaff4b16a051b0b1e37fb3b1be0a14586c417c5076d04c5c5d8572af0cc44d0103d51dd89f875db3f7

Download Submit
memory/1108-21-0x0000000001F40000-0x0000000001F84000-memory.dmp

Filesize
272KB

Download
memory/1108-23-0x0000000001F40000-0x0000000001F84000-memory.dmp

Filesize
272KB

Download
memory/1108-25-0x0000000001F40000-0x0000000001F84000-memory.dmp

Filesize
272KB

Download
memory/1108-27-0x0000000001F40000-0x0000000001F84000-memory.dmp

Filesize
272KB

Download
memory/1108-19-0x0000000001F40000-0x0000000001F84000-memory.dmp

Filesize
272KB

Download
memory/1172-31-0x0000000001FA0000-0x0000000001FE4000-memory.dmp

Filesize
272KB

Download
memory/1172-33-0x0000000001FA0000-0x0000000001FE4000-memory.dmp

Filesize
272KB

Download
memory/1172-37-0x0000000001FA0000-0x0000000001FE4000-memory.dmp

Filesize
272KB

Download
memory/1172-35-0x0000000001FA0000-0x0000000001FE4000-memory.dmp

Filesize
272KB

Download
memory/1204-43-0x0000000002DF0000-0x0000000002E34000-memory.dmp

Filesize
272KB

Download
memory/1204-40-0x0000000002DF0000-0x0000000002E34000-memory.dmp

Filesize
272KB

Download
memory/1204-41-0x0000000002DF0000-0x0000000002E34000-memory.dmp

Filesize
272KB

Download
memory/1204-42-0x0000000002DF0000-0x0000000002E34000-memory.dmp

Filesize
272KB

Download
memory/1596-52-0x00000000005F0000-0x0000000000634000-memory.dmp

Filesize
272KB

Download
memory/1596-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1596-81-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-79-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-77-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-75-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-73-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-71-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-70-0x0000000077730000-0x0000000077731000-memory.dmp

Filesize
4KB

Download
memory/1596-69-0x00000000005F0000-0x0000000000634000-memory.dmp

Filesize
272KB

Download
memory/1596-65-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-63-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-59-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-57-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-55-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-51-0x00000000005F0000-0x0000000000634000-memory.dmp

Filesize
272KB

Download
memory/1596-50-0x00000000005F0000-0x0000000000634000-memory.dmp

Filesize
272KB

Download
memory/1596-1-0x00000000002D0000-0x0000000000324000-memory.dmp

Filesize
336KB

Download
memory/1596-165-0x00000000005F0000-0x0000000000634000-memory.dmp

Filesize
272KB

Download
memory/1596-163-0x00000000002D0000-0x0000000000324000-memory.dmp

Filesize
336KB

Download
memory/1596-164-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1596-67-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-61-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1596-53-0x00000000005F0000-0x0000000000634000-memory.dmp

Filesize
272KB

Download
memory/1596-140-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-0-0x0000000000280000-0x00000000002C4000-memory.dmp

Filesize
272KB

Download
memory/1596-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1596-83-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/1596-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1800-15-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1800-18-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1800-17-0x0000000000500000-0x0000000000554000-memory.dmp

Filesize
336KB

Download
memory/1800-287-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1800-289-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1848-45-0x0000000000140000-0x0000000000184000-memory.dmp

Filesize
272KB

Download
memory/1848-46-0x0000000000140000-0x0000000000184000-memory.dmp

Filesize
272KB

Download
memory/1848-47-0x0000000000140000-0x0000000000184000-memory.dmp

Filesize
272KB

Download
memory/1848-48-0x0000000000140000-0x0000000000184000-memory.dmp

Filesize
272KB

Download