885a49bf9c395744f269a4c63eb71409e421b65d3aa118375c08fe07bfb90a93

General

Target

083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe
Size

379KB
MD5

083de2d2dc0be6af200ff93e0e1bf107
SHA1

43b9c85e1c6e329b4d7427f5f0b13709d7e1c501
SHA256

885a49bf9c395744f269a4c63eb71409e421b65d3aa118375c08fe07bfb90a93
SHA512

21dd6e9e0e5e0c95108c701355248f03cd5fbd01a48e6984f4bb88f1c63c713e01678288f606872bb6299ec5a1fcdeaf0d70ea273d143602d05a6c4d8ae77083
SSDEEP

6144://k/Go3R2v6kElrfFgmosPBMOodZpfxs3PfsIW6HrWc2GVPloHXLt4h:/Muo3R2v6JrFgtUMOgxs346LWCV9o7s

Score

10^/10

discovery persistence spyware stealer upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
Brysiek1

Signatures

Detected Nirsoft tools 5 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral1/memory/2768-35-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft
behavioral1/memory/2912-44-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1628-54-0x0000000000400000-0x000000000043D000-memory.dmp	Nirsoft
behavioral1/memory/2836-59-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft

Executes dropped EXE 6 IoCs

pid	Process
2188	Server.exe
2740	dialup.exe
2836	passwordfox.exe
2768	mspass.exe
2912	iepv.exe
1628	ChromePass.exe

Loads dropped DLL 1 IoCs

pid	Process
2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Hijack This = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tempalbert\\Server.exe"	Server.exe

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2740-15-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/files/0x0006000000019279-14.dat	upx
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/memory/2836-26-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral1/files/0x000700000001939d-25.dat	upx
behavioral1/files/0x000500000001957e-31.dat	upx
behavioral1/memory/2768-33-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral1/memory/2768-35-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral1/files/0x00050000000195e6-40.dat	upx
behavioral1/memory/2912-42-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral1/memory/2912-44-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral1/files/0x000500000001961f-49.dat	upx
behavioral1/memory/1628-54-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral1/memory/1628-51-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral1/memory/2836-59-0x0000000000400000-0x0000000000419000-memory.dmp	upx

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 7 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	dialup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	passwordfox.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mspass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iepv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ChromePass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe
2188	Server.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	mspass.exe
Token: SeDebugPrivilege	2912	iepv.exe
Token: SeRestorePrivilege	2912	iepv.exe
Token: SeBackupPrivilege	2912	iepv.exe
Token: SeDebugPrivilege	2188	Server.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2412	DllHost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe
2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe
2412	DllHost.exe
2412	DllHost.exe
2412	DllHost.exe
2412	DllHost.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2188	2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe	31
PID 2424 wrote to memory of 2188	2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe	31
PID 2424 wrote to memory of 2188	2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe	31
PID 2424 wrote to memory of 2188	2424	083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe	31
PID 2188 wrote to memory of 2740	2188	Server.exe	32
PID 2188 wrote to memory of 2740	2188	Server.exe	32
PID 2188 wrote to memory of 2740	2188	Server.exe	32
PID 2188 wrote to memory of 2740	2188	Server.exe	32
PID 2188 wrote to memory of 2836	2188	Server.exe	33
PID 2188 wrote to memory of 2836	2188	Server.exe	33
PID 2188 wrote to memory of 2836	2188	Server.exe	33
PID 2188 wrote to memory of 2836	2188	Server.exe	33
PID 2188 wrote to memory of 2768	2188	Server.exe	34
PID 2188 wrote to memory of 2768	2188	Server.exe	34
PID 2188 wrote to memory of 2768	2188	Server.exe	34
PID 2188 wrote to memory of 2768	2188	Server.exe	34
PID 2188 wrote to memory of 2912	2188	Server.exe	35
PID 2188 wrote to memory of 2912	2188	Server.exe	35
PID 2188 wrote to memory of 2912	2188	Server.exe	35
PID 2188 wrote to memory of 2912	2188	Server.exe	35
PID 2188 wrote to memory of 1628	2188	Server.exe	37
PID 2188 wrote to memory of 1628	2188	Server.exe	37
PID 2188 wrote to memory of 1628	2188	Server.exe	37
PID 2188 wrote to memory of 1628	2188	Server.exe	37

C:\Users\Admin\AppData\Local\Temp\083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\083de2d2dc0be6af200ff93e0e1bf107_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Users\Admin\AppData\Local\Temp\tempalbert\Server.exe
  "C:\Users\Admin\AppData\Local\Temp\tempalbert\Server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Users\Admin\AppData\Local\Temp\dialup.exe
    C:\Users\Admin\AppData\Local\Temp\dialup.exe /stext C:\Users\Admin\AppData\Local\Temp\data.txt
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2740
- - C:\Users\Admin\AppData\Local\Temp\passwordfox.exe
    C:\Users\Admin\AppData\Local\Temp\passwordfox.exe /stext C:\Users\Admin\AppData\Local\Temp\firefox.txt
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2836
- - C:\Users\Admin\AppData\Local\Temp\mspass.exe
    C:\Users\Admin\AppData\Local\Temp\mspass.exe /stext C:\Users\Admin\AppData\Local\Temp\mess.txt
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2768
- - C:\Users\Admin\AppData\Local\Temp\iepv.exe
    C:\Users\Admin\AppData\Local\Temp\iepv.exe /stext C:\Users\Admin\AppData\Local\Temp\iepv.txt
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2912
- - C:\Users\Admin\AppData\Local\Temp\ChromePass.exe
    C:\Users\Admin\AppData\Local\Temp\ChromePass.exe /stext C:\Users\Admin\AppData\Local\Temp\ChromePass.txt
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1628

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ChromePass.exe

Filesize
125KB

MD5
9b3b1c0db965166319469b2afa6c4f0c

SHA1
9f1e65a3056dff872949329c4e5e70c007cc5621

SHA256
dbfa10a7deeb6d1ac8fd95ffeb23b87adc58e6388e522812fabe7f710e3cdd89

SHA512
c11512599b83fa1875a67915a7e7454512ed8300a0a47c16692ebc1f526755c39c795fe9721dd97d417bfcb29f9e4c1f3283cf4c426af6571b3996005f7e4f5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\data.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Local\Temp\dialup.exe

Filesize
37KB

MD5
9c8872c879d0a9d82988920488370864

SHA1
87ff4231547462e6474c832e28831dd691d83fd4

SHA256
8f576d5191721f8fdb47bb22950f43fc8f2c9cc880fe067090ed96e6fcb07a97

SHA512
3c413427c46ef92a412840479896841ffd5c6eb9215b8ecc416cdbd4f8e0f2eb643ed3b7f2e18eb5710ba7c55e1cd82af6637285ee364e069503c5ecc187cb2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\iepv.exe

Filesize
42KB

MD5
28c110b8d0ad095131c8d06043678086

SHA1
c684cf321e890e0e766a97609a4cde866156d6c5

SHA256
dbc2216d5f31f5218e940e3d802998dee90eeb69af69cbeb063c69c6a5a3f1e1

SHA512
065e043b76b0e1163e73f4a1c257bae793ae9b46bff1951956c2174ef91deb2528730da77aab76b9e7246d705c3b8c1d23f05dc3b161cacabf3e52d0f563c922

Download Submit
C:\Users\Admin\AppData\Local\Temp\mspass.exe

Filesize
63KB

MD5
fbb93d4c91453b06414d6973152d904e

SHA1
4624232c5450e7e9e7ba1f2113a07f8800dc5b5f

SHA256
8898b138a3f238fa985992a9d0e48f6b5865dd2cc35e08b83fa326260c510ffe

SHA512
4ed926d230af576a945bdd4d9b2d4001e8036abbcf1ef9a35669823d9420b6d95b426d80384a6fd022165c1fc2485fda0e28193b99b301927236928ddfcac6f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\passwordfox.exe

Filesize
37KB

MD5
a1d6a37917dcf4471486bc5a0e725cc6

SHA1
5b09f10dc215078ae44f535de12630c38f3b86e3

SHA256
8a06acd1158060a54d67098f07c1ff7895f799bc5834179b8aae04d28fb60e17

SHA512
5798a5d85052d5c2f6b781b91a400c85bc96c0127cc4e18079bff1f17bd302dc07c0f015ddf1105621a841680057322eb0172ba06063f55d795b7b079f1d26d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tempalbert\pobierz 2.jpg

Filesize
24KB

MD5
1f1e9a406d8de23074998bae78a374bc

SHA1
7ed6e9ac84ba71b19e85cabc0da752cae3769219

SHA256
140864dfbe21d00af8b6d40b7aade7c3a897ba07da1d011b7a7267a123c51c6f

SHA512
408100e981e0694cad07e62b0021d8a217490c766c0dd62cbfbd0b21e5e260c2f15bab794cea9a34fb7456e98fa09a73cb3e26c0acc718377c41296f7b2deb29

Download Submit
\Users\Admin\AppData\Local\Temp\tempalbert\Server.exe

Filesize
331KB

MD5
594fb29c84ad39e3dcf28870199156aa

SHA1
ec4668ba192886096d11a5898e603adf2855edf5

SHA256
30206ef69678baaf29718e4bd38df7c1ffad3ec9175ef36b67ac9298815ed322

SHA512
05189e2f9a81f59d36a872edb2cf3e871f04650a3a8b05717f4ac86d0324bf443df0a752582a8f85933047795fc692486fa9c475977233151d09c0ed21de6655

Download Submit
memory/1628-51-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/1628-54-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2412-56-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2412-5-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2412-3-0x0000000000220000-0x0000000000222000-memory.dmp

Filesize
8KB

Download
memory/2424-2-0x0000000001ED0000-0x0000000001ED2000-memory.dmp

Filesize
8KB

Download
memory/2740-15-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2740-19-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2768-35-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2768-33-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2836-26-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2836-59-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2912-42-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2912-44-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads