gh0strat | 27cf6d1e0539c39fd8b37e873ce5081911d35ddbd24965d2def17b950f7422f0

General

Target

JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
Size

261KB
MD5

4627e0eb368db3078c894b88e7d54b38
SHA1

2551dc90603c992c9024b0b0e7d951c28fd73a6a
SHA256

27cf6d1e0539c39fd8b37e873ce5081911d35ddbd24965d2def17b950f7422f0
SHA512

f3eb4210dcfae7ad61ae28bb96b92e4290e8270bec24bc1b5294cef0ad0ad37dde1b3b22f07e39567449a7579a4f10bcafdd4aca33e1ac2f28843c6fc876d791
SSDEEP

6144:34lRkAehaKuqT+Fz0LI2h1YHJO5mjIiZZuhB+UfDshZh4N:3kWAehJuqT+kYOQc3hB+UfoZS

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/1300-27-0x0000000000260000-0x0000000000280000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Gh0strat family
gh0strat

Executes dropped EXE 2 IoCs

pid	Process
2092	KwjDmf.exe
1300	MSUpdates.exe

Loads dropped DLL 4 IoCs

pid	Process
2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
2092	KwjDmf.exe
1300	MSUpdates.exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\2011	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
File created	C:\Windows\SysWOW64\2011\__tmp_rar_sfx_access_check_259433937	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
File created	C:\Windows\SysWOW64\2011\xxx.jpg	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
File opened for modification	C:\Windows\SysWOW64\2011\xxx.jpg	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
File created	C:\Windows\SysWOW64\2011\KwjDmf.exe	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
File opened for modification	C:\Windows\SysWOW64\2011\KwjDmf.exe	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
File created	C:\Windows\SysWOW64\billlog.dat	MSUpdates.exe
File opened for modification	C:\Windows\SysWOW64\2011\xxx.jpg	DllHost.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\WindowsUpdate\enlpu.dll	KwjDmf.exe
File created	C:\Program Files (x86)\WindowsUpdate\MSUpdates.exe	KwjDmf.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	KwjDmf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSUpdates.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe
1300	MSUpdates.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe
Token: SeShutdownPrivilege	1300	MSUpdates.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2812	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2812	DllHost.exe
2812	DllHost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2540 wrote to memory of 2092	2540	JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe	30
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31
PID 2092 wrote to memory of 1300	2092	KwjDmf.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4627e0eb368db3078c894b88e7d54b38.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\2011\KwjDmf.exe
  "C:\Windows\system32\2011\KwjDmf.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Program Files (x86)\WindowsUpdate\MSUpdates.exe
    fuck007
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1300

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
90c2e66640ea6ec0c0722599fac6320f

SHA1
11a4d837fa5cbe064940be21ccacb6f7f1371610

SHA256
e63a03109f047b52260386ba285076ec207e1c943985e0b74d403811366c4a62

SHA512
387029892d8c0927f52756b6805aac2d6aef60af597b959b5106fb9048e1eec5471e3c7d737cb7abe475ce9c0800437761f16db5bffc9f96c20447b80d38a69e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M4TQDAHL\ips138[1].htm

Filesize
162B

MD5
4f8e702cc244ec5d4de32740c0ecbd97

SHA1
3adb1f02d5b6054de0046e367c1d687b6cdf7aff

SHA256
9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a

SHA512
21047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabB482.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB531.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Windows\SysWOW64\2011\xxx.jpg

Filesize
315KB

MD5
b921bc20956b933e704d6ab938736a36

SHA1
aafd9f393e9792c759b24d85da0d1d44c744d930

SHA256
e126f021881daff79636126967c10e1d338af5930db2ba1c0fe03a340eca5d8f

SHA512
c8a1f88f85e797315937807d4d4b363ea2ddaa2d551efb76c119a7e0061e6b9af13314808e63f2fb9c53341c761a79e9ebeb2646e730cbb69099dc1462764deb

Download Submit
\Program Files (x86)\WindowsUpdate\MSUpdates.exe

Filesize
140KB

MD5
c02c72c5d403c863e7db9ffed8d1349d

SHA1
f450415234c2d1feba88b4ba27844a87036afd6b

SHA256
2f65957a4d77d4d04a058c715ed3599031dc3d3757d6a05343b76f5238d36eb6

SHA512
9264b2e63c8bd32cb4ddf5c9c5f90a34b9bd165572db87340d311bb05ccef66e75f534312c2107734cef4d46071549e287e98bbc4052f889d19b02b6205ab8ba

Download Submit
\Windows\SysWOW64\2011\KwjDmf.exe

Filesize
80KB

MD5
0901ab3ee78d8cdaf5a29ba0f42025df

SHA1
bad10c2383a858b043af3b59cd524f696ba3f381

SHA256
abf1fb8458ae262e3466481984ef85c8006235c7c0bb2c530dfb9c05ff3245e8

SHA512
02641e36edfbf0c509945634363f067d1cb1613d3228ad1ec3ac730966fb0476ce04c9b2c521491c84afdea723aaa6e25dc120b146df8ef5ad0037799fe695c3

Download Submit
memory/1300-27-0x0000000000260000-0x0000000000280000-memory.dmp

Filesize
128KB

Download
memory/2092-31-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2092-25-0x0000000002340000-0x0000000002342000-memory.dmp

Filesize
8KB

Download
memory/2092-14-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2540-12-0x0000000001ED0000-0x0000000001EE4000-memory.dmp

Filesize
80KB

Download
memory/2540-7-0x0000000001ED0000-0x0000000001EE4000-memory.dmp

Filesize
80KB

Download
memory/2812-26-0x00000000001B0000-0x00000000001B2000-memory.dmp

Filesize
8KB

Download

Analysis

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