ac6cdea4b90c578aa287677a77a51458810baad245c3e4439a3a81728d9d1da4

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 03:42

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General

Target

027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
Size

765KB
MD5

027ff902147f8adc996efb1e177c43bf
SHA1

49c3baebd6fd41bdeeef80d96285d96f423e7ca3
SHA256

ac6cdea4b90c578aa287677a77a51458810baad245c3e4439a3a81728d9d1da4
SHA512

2f76d2f8f6456e03270943d58928d9f23a7ee6cf3da9d5b9560bc510abb84322cada288b8ed53a80460562908309d3bb299932955f23c68bbe3d30c1fcb1d929
SSDEEP

12288:rp7rs9PFtoCvMxJfwB66wZ5ofVou4al+xA2le+yp3e2kW4lA+KjHciTF/TfVJD/s:rdrMP7oDxJfwB4Z5odoCltSe13EWAAja

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x00090000000233d8-4.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
3660	Boercservice.exe

Loads dropped DLL 6 IoCs

pid	Process
2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
3660	Boercservice.exe
3660	Boercservice.exe
3660	Boercservice.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00090000000233d8-4.dat	upx
behavioral2/memory/2448-7-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral2/memory/3660-26-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral2/files/0x000700000002341f-21.dat	upx
behavioral2/memory/2448-38-0x0000000010000000-0x000000001012A000-memory.dmp	upx
behavioral2/memory/3660-43-0x0000000010000000-0x000000001012A000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Boercservice.dll	Boercservice.exe
File created	C:\Windows\SysWOW64\Boercservice.exe	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Boercservice.exe	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Boercservice.dll	Boercservice.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\IJL15.DLL	Boercservice.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\4f73067947b8fd21e3f43f22006d2297.dat	Boercservice.exe
File opened for modification	C:\Windows\Fonts\4f73067947b8fd21e3f43f22006d2297.dat	Boercservice.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31113924"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31113924"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425619950"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "39997349"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "42341070"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "NO"	Boercservice.exe
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{2DFFEBD4-2EB7-11EF-86EC-CE876AE29DDA} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31113924"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "39997349"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
3660	Boercservice.exe
3660	Boercservice.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3424	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
3660	Boercservice.exe
3424	IEXPLORE.EXE
3424	IEXPLORE.EXE
4796	IEXPLORE.EXE
4796	IEXPLORE.EXE
4796	IEXPLORE.EXE
4796	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 3660	2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe	82
PID 2448 wrote to memory of 3660	2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe	82
PID 2448 wrote to memory of 3660	2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe	82
PID 3660 wrote to memory of 3424	3660	Boercservice.exe	83
PID 3660 wrote to memory of 3424	3660	Boercservice.exe	83
PID 3424 wrote to memory of 4796	3424	IEXPLORE.EXE	84
PID 3424 wrote to memory of 4796	3424	IEXPLORE.EXE	84
PID 3424 wrote to memory of 4796	3424	IEXPLORE.EXE	84
PID 2448 wrote to memory of 5116	2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe	88
PID 2448 wrote to memory of 5116	2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe	88
PID 2448 wrote to memory of 5116	2448	027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe	88
PID 3660 wrote to memory of 3424	3660	Boercservice.exe	83

C:\Users\Admin\AppData\Local\Temp\027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\027ff902147f8adc996efb1e177c43bf_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Windows\SysWOW64\Boercservice.exe
  C:\Windows\system32\Boercservice.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3660
- - C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3424
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3424 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4796
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c c:\del_file_1.bat
  2⤵
  PID:5116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GU2A83AM\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\Exmlrpc.fne

Filesize
34KB

MD5
d9752e0f2f03cdf8b206d2c991f62fdd

SHA1
06d41a8a00fe4b62e659b134c4ca298963b45c5a

SHA256
46e3fccc390801875e4a99ad0d0ba019f5ec40ab5ccdb245b59db2f850399927

SHA512
88555204cb8fc2d69050c340d7decf7522a6aa5e6a220dbcb2c98eae1436f8eaf8ea7632e8ced8002459f4e82c9e418c4423b8083c328ca7497ae45b05c4a89b

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\dp1.fne

Filesize
124KB

MD5
a062fbf36321864ac8e7e2e408ff0d90

SHA1
8cc46a09096eb373e5e01d7547f108eb09bbac9d

SHA256
249a27ede8d0fbd3e5dd89b9150d1215c7ae1dc2f137db5a67cee44e6b5c0431

SHA512
2ddb24f7f9a6f6b17b4ac3a5e0b4cfe9424a710ef34c7918754bcd4acff8ff41e043c2e8ab829da42d2e4a80cc45b59f309253833ba3d7329ba79d7fc7128819

Download Submit
C:\Users\Admin\AppData\Local\Temp\E_4\krnln.fnr

Filesize
406KB

MD5
6aea0226a87d8d144963ab68b02009ac

SHA1
6dcc3d247ac8e872c8cfb7db73e1de1032fc6b11

SHA256
ad7a6428108f2d01f2e1b747fc5f225fe7e32da7219c7df017a566566954b173

SHA512
d171cb12715b1952d4f214780472668d57604e1f4efba798f1a84dab633ab39a95830ec80dee4a7abfa5969ea4d472f21f54d99ff480d02660c41e3f9489af4a

Download Submit
C:\Windows\SysWOW64\Boercservice.exe

Filesize
765KB

MD5
027ff902147f8adc996efb1e177c43bf

SHA1
49c3baebd6fd41bdeeef80d96285d96f423e7ca3

SHA256
ac6cdea4b90c578aa287677a77a51458810baad245c3e4439a3a81728d9d1da4

SHA512
2f76d2f8f6456e03270943d58928d9f23a7ee6cf3da9d5b9560bc510abb84322cada288b8ed53a80460562908309d3bb299932955f23c68bbe3d30c1fcb1d929

Download Submit
\??\c:\del_file_1.bat

Filesize
235B

MD5
756e1d46e49c88e669de6e1c6bbc2fe0

SHA1
3a9fee2871d51d6fbf5197472962dcb30dc34718

SHA256
22870e14d4db93ad3f5fe4dcde4e3122c8bf6db57a37633605bac88ea25d33a9

SHA512
09d865531c76ee2b7e95b404410e0522be9d08ae7e171d4d0b1e5f265e4582011ce178abfff8d6cb40a84a82eea2578753d919a4a9643c1dcf62e6b8367ac56f

Download Submit
memory/2448-37-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2448-0-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2448-11-0x00000000005D0000-0x00000000005F1000-memory.dmp

Filesize
132KB

Download
memory/2448-7-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/2448-38-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/3660-25-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3660-32-0x0000000002350000-0x0000000002371000-memory.dmp

Filesize
132KB

Download
memory/3660-43-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download
memory/3660-44-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/3660-26-0x0000000010000000-0x000000001012A000-memory.dmp

Filesize
1.2MB

Download