05a8bcd8d1c9e5776be0c8099eac3e08daa37a8e923759032daf37c1d154d78c

General

Target

2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe
Size

197KB
MD5

2d493f975ecc4f1020a540a7b5206c80
SHA1

c559e172a653ed24573df154c773613bddef6d54
SHA256

05a8bcd8d1c9e5776be0c8099eac3e08daa37a8e923759032daf37c1d154d78c
SHA512

6f1c721fbb595bbceddc538265053e08f2142116748ecf2af43fb98b0ea71eabca51e30ae8e2ea294e151b32b05181ec12f177558c2936021e4ee0c3955b670a
SSDEEP

3072:2CcCKW1l2HySAS0OAPUnq32LzhB2O/N9lBANmMMMMMMMMMMMMMMMMMMMMMMMMMM1:ei1l4mSiUq32L2aN9u5bLCC3c

Score

7^/10

discovery upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0007000000012117-8.dat	acprotect
behavioral1/memory/2832-10-0x0000000010000000-0x0000000010008000-memory.dmp	acprotect

Loads dropped DLL 3 IoCs

pid	Process
2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe
2832	regsvr32.exe
2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ijabdghc.dll	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ijabdghc.dll	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0007000000012117-8.dat	upx
behavioral1/memory/2832-10-0x0000000010000000-0x0000000010008000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2764	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 22 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41D0F55C-009D-45c8-A26E-A6D5024D86C7}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AXVideoCodecExtension	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\ = "AXVideoCodecExtension"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\TypeLib\ = "{41D0F55C-009D-45c8-A26E-A6D5024D86C7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41D0F55C-009D-45c8-A26E-A6D5024D86C7}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AXVideoCodecExtension\CLSID\ = "{B4942DC4-69D1-4a63-9773-884C78C04459}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\TFRE994.tmp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41D0F55C-009D-45c8-A26E-A6D5024D86C7}\1.0\0\Win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\TFRE994.tlb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41D0F55C-009D-45c8-A26E-A6D5024D86C7}\1.0\0\Win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AXVideoCodecExtension\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B4942DC4-69D1-4a63-9773-884C78C04459}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{41D0F55C-009D-45c8-A26E-A6D5024D86C7}	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe
2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2832	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	31
PID 2764 wrote to memory of 1124	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	20
PID 2764 wrote to memory of 2748	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	33
PID 2764 wrote to memory of 2748	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	33
PID 2764 wrote to memory of 2748	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	33
PID 2764 wrote to memory of 2748	2764	2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1124
- C:\Users\Admin\AppData\Local\Temp\2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2d493f975ecc4f1020a540a7b5206c80_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32 C:\Users\Admin\AppData\Local\Temp\TFRE994.tmp /s
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    PID:2832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 704
    3⤵
    - Program crash
    PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TFRE994.tmp

Filesize
3KB

MD5
7295f513a10869491d9dc269c1bb79fa

SHA1
5708aab1c963d1e5307f54da4c2c2587b4acdfc2

SHA256
ddc1b9d17d2209ab213ee3b91d0755f839531cf5c95c663fe2128ebd493ab883

SHA512
b4b0974c2012d170812dcc93b3981178f49d0094de4eb4bb0762c1547c5a8d3a35424ac2771748f124f4e62ac03115e9a0cdf322f3d5d69184a9c8375c29cdb0

Download Submit
\Users\Admin\AppData\Local\Temp\TFRE9B4.tmp

Filesize
179KB

MD5
fed1916a5d9e4a75cf22806670c625a9

SHA1
a0ccbdfa4cb53c2b247a8eed39bd73bd729efb3a

SHA256
cbfb5df69496b89e49c3971fabe169cd880300c52994137ce7973a2a70c3eb45

SHA512
b93f137e872bd0ac20838517e1c501580e0dced69f006e9cce4149d80a1db609e9300a27bab50767508ad4edb777fead4dccb298450d606cf53e62d433fe4590

Download Submit
memory/1124-17-0x0000000002620000-0x0000000002621000-memory.dmp

Filesize
4KB

Download
memory/2764-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2764-6-0x0000000010000000-0x000000001004F000-memory.dmp

Filesize
316KB

Download
memory/2764-19-0x0000000002C90000-0x0000000002CDF000-memory.dmp

Filesize
316KB

Download
memory/2832-10-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download

Analysis

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