0867aae175ae9035b4e452386923c8b6e2ceefe8fd37b850f2b5a88e91a71f1d

General

Target

ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe
Size

939KB
MD5

ef706e60b202ee7d320f0cd9cbdec1b9
SHA1

64a34f5e436ae0df2c476c8239072f4333eaac69
SHA256

0867aae175ae9035b4e452386923c8b6e2ceefe8fd37b850f2b5a88e91a71f1d
SHA512

2725dbabaa5a4b8da258da17bea6c7bde7950591026cf6058551235214c635fba430d1fac4534da237117064c882f5e635c3c611223c2efa1df52641c2bad101
SSDEEP

12288:LtsyVG0Yco+gunQUBCEAWfykqVNeN24epxozOJhaXL3F2Soypj:La+G7ZunQU1aVNeN2joz8hEL3cSJp

Score

10^/10

discovery spyware stealer upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
wtfomg88

Signatures

Detected Nirsoft tools 9 IoCs

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

resource	yara_rule
behavioral2/memory/3812-21-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral2/memory/2952-31-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft
behavioral2/memory/2952-32-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft
behavioral2/memory/3792-39-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/228-49-0x0000000000400000-0x000000000043D000-memory.dmp	Nirsoft
behavioral2/memory/1840-58-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft
behavioral2/memory/3876-65-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral2/memory/2196-70-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft
behavioral2/memory/2196-72-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft

Executes dropped EXE 7 IoCs

pid	Process
3812	Dialup.exe
2196	Firefox.exe
2952	Microsoft.exe
3792	InternetExplorer.exe
228	Chrome.exe
1840	Opera.exe
3876	Dialup.exe

Reads user/profile data of web browsers 2 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

UPX packed file 18 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000800000002347a-15.dat	upx
behavioral2/memory/3812-16-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/3812-21-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral2/files/0x000700000002347e-24.dat	upx
behavioral2/memory/2196-26-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral2/files/0x000700000002347f-30.dat	upx
behavioral2/memory/2952-31-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/2952-32-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/files/0x0007000000023481-35.dat	upx
behavioral2/memory/3792-39-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral2/files/0x0007000000023483-42.dat	upx
behavioral2/memory/228-44-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral2/memory/228-49-0x0000000000400000-0x000000000043D000-memory.dmp	upx
behavioral2/files/0x0007000000023484-52.dat	upx
behavioral2/memory/1840-58-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral2/memory/3876-65-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/2196-70-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral2/memory/2196-72-0x0000000000400000-0x0000000000419000-memory.dmp	upx

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	whatismyip.com

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	InternetExplorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Chrome.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Opera.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dialup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Dialup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Firefox.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Microsoft.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2952	Microsoft.exe
2952	Microsoft.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe
Token: SeDebugPrivilege	2952	Microsoft.exe
Token: SeDebugPrivilege	3792	InternetExplorer.exe
Token: SeRestorePrivilege	3792	InternetExplorer.exe
Token: SeBackupPrivilege	3792	InternetExplorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 3812	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	85
PID 1964 wrote to memory of 3812	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	85
PID 1964 wrote to memory of 3812	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	85
PID 1964 wrote to memory of 2196	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	86
PID 1964 wrote to memory of 2196	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	86
PID 1964 wrote to memory of 2196	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	86
PID 1964 wrote to memory of 2952	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	87
PID 1964 wrote to memory of 2952	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	87
PID 1964 wrote to memory of 2952	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	87
PID 1964 wrote to memory of 3792	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	88
PID 1964 wrote to memory of 3792	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	88
PID 1964 wrote to memory of 3792	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	88
PID 1964 wrote to memory of 228	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	89
PID 1964 wrote to memory of 228	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	89
PID 1964 wrote to memory of 228	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	89
PID 1964 wrote to memory of 1840	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	90
PID 1964 wrote to memory of 1840	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	90
PID 1964 wrote to memory of 1840	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	90
PID 1964 wrote to memory of 3876	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	92
PID 1964 wrote to memory of 3876	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	92
PID 1964 wrote to memory of 3876	1964	ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef706e60b202ee7d320f0cd9cbdec1b9_JaffaCakes118.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Users\Admin\AppData\Local\Temp\Dialup.exe
  C:\Users\Admin\AppData\Local\Temp\Dialup.exe /stext C:\Users\Admin\AppData\Local\Temp\Dialup.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3812
- C:\Users\Admin\AppData\Local\Temp\Firefox.exe
  C:\Users\Admin\AppData\Local\Temp\Firefox.exe /stext C:\Users\Admin\AppData\Local\Temp\Firefox.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2196
- C:\Users\Admin\AppData\Local\Temp\Microsoft.exe
  C:\Users\Admin\AppData\Local\Temp\Microsoft.exe /stext C:\Users\Admin\AppData\Local\Temp\Microsoft.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2952
- C:\Users\Admin\AppData\Local\Temp\InternetExplorer.exe
  C:\Users\Admin\AppData\Local\Temp\InternetExplorer.exe /stext C:\Users\Admin\AppData\Local\Temp\InternetExplorer.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3792
- C:\Users\Admin\AppData\Local\Temp\Chrome.exe
  C:\Users\Admin\AppData\Local\Temp\Chrome.exe /stext C:\Users\Admin\AppData\Local\Temp\Chrome.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:228
- C:\Users\Admin\AppData\Local\Temp\Opera.exe
  C:\Users\Admin\AppData\Local\Temp\Opera.exe /stext C:\Users\Admin\AppData\Local\Temp\Opera.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1840
- C:\Users\Admin\AppData\Local\Temp\Dialup.exe
  C:\Users\Admin\AppData\Local\Temp\Dialup.exe /stext C:\Users\Admin\AppData\Local\Temp\Dialup.txt
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

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\Chrome.exe

Filesize
125KB

MD5
9b3b1c0db965166319469b2afa6c4f0c

SHA1
9f1e65a3056dff872949329c4e5e70c007cc5621

SHA256
dbfa10a7deeb6d1ac8fd95ffeb23b87adc58e6388e522812fabe7f710e3cdd89

SHA512
c11512599b83fa1875a67915a7e7454512ed8300a0a47c16692ebc1f526755c39c795fe9721dd97d417bfcb29f9e4c1f3283cf4c426af6571b3996005f7e4f5e

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\Dialup.txt

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

Filesize
37KB

MD5
a1d6a37917dcf4471486bc5a0e725cc6

SHA1
5b09f10dc215078ae44f535de12630c38f3b86e3

SHA256
8a06acd1158060a54d67098f07c1ff7895f799bc5834179b8aae04d28fb60e17

SHA512
5798a5d85052d5c2f6b781b91a400c85bc96c0127cc4e18079bff1f17bd302dc07c0f015ddf1105621a841680057322eb0172ba06063f55d795b7b079f1d26d2

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

Filesize
42KB

MD5
28c110b8d0ad095131c8d06043678086

SHA1
c684cf321e890e0e766a97609a4cde866156d6c5

SHA256
dbc2216d5f31f5218e940e3d802998dee90eeb69af69cbeb063c69c6a5a3f1e1

SHA512
065e043b76b0e1163e73f4a1c257bae793ae9b46bff1951956c2174ef91deb2528730da77aab76b9e7246d705c3b8c1d23f05dc3b161cacabf3e52d0f563c922

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

Filesize
63KB

MD5
fbb93d4c91453b06414d6973152d904e

SHA1
4624232c5450e7e9e7ba1f2113a07f8800dc5b5f

SHA256
8898b138a3f238fa985992a9d0e48f6b5865dd2cc35e08b83fa326260c510ffe

SHA512
4ed926d230af576a945bdd4d9b2d4001e8036abbcf1ef9a35669823d9420b6d95b426d80384a6fd022165c1fc2485fda0e28193b99b301927236928ddfcac6f7

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

Filesize
38KB

MD5
37a89021ab1fbe5668c3974abc794bd4

SHA1
8ccaa4406f907a5a938fbb2db9d5af27092b811d

SHA256
2cb9a3d9587f79a6b1cfa95020b81d7d0d3cf9aa6ebf992f3b5e4ecf19bca8a8

SHA512
6eaef2c2c29eb5363a0193489dc989527e4087c61fe926efbbd8a0e3cc8b9675285a94d392ee0a906dfc109566cc144ab07166fd5b3defbfc8afd66d3fe8d1b8

Download Submit
memory/228-49-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/228-44-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/1840-58-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1964-43-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-7-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-12-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-10-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-69-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-9-0x000000001D8F0000-0x000000001D952000-memory.dmp

Filesize
392KB

Download
memory/1964-68-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-8-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-11-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-1-0x000000001B890000-0x000000001B936000-memory.dmp

Filesize
664KB

Download
memory/1964-67-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-66-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-6-0x000000001C530000-0x000000001C57C000-memory.dmp

Filesize
304KB

Download
memory/1964-36-0x00007FF8448E5000-0x00007FF8448E6000-memory.dmp

Filesize
4KB

Download
memory/1964-55-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/1964-5-0x0000000001290000-0x0000000001298000-memory.dmp

Filesize
32KB

Download
memory/1964-4-0x000000001C3D0000-0x000000001C46C000-memory.dmp

Filesize
624KB

Download
memory/1964-0-0x00007FF8448E5000-0x00007FF8448E6000-memory.dmp

Filesize
4KB

Download
memory/1964-3-0x000000001BE10000-0x000000001C2DE000-memory.dmp

Filesize
4.8MB

Download
memory/1964-2-0x00007FF844630000-0x00007FF844FD1000-memory.dmp

Filesize
9.6MB

Download
memory/2196-26-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2196-70-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2196-72-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2952-32-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2952-31-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3792-39-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3812-21-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3812-16-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3876-65-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download

Analysis

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