c55980974dc8691198fb553099669346051552fa6b317a4c6f30bcd1d6e09773

General

Target

1766011364c6a80c1dd7926ac823f653_JaffaCakes118.exe
Size

621KB
MD5

1766011364c6a80c1dd7926ac823f653
SHA1

094d952cfdf07710944f816ecce6447c9b8d894a
SHA256

c55980974dc8691198fb553099669346051552fa6b317a4c6f30bcd1d6e09773
SHA512

50b172169c06965d01f91731112958e8998190fa76432e27705a1e75b14e6caa0cf0d0f2851b202f2dd36da5f2bb4bc715e26539896a64cb3e862fa31873e021
SSDEEP

12288:UfG3ChQEJcuCWGbYI7CeXTduyIbHP5QETTmoXkifP1aZczhj9jjYj/s:iGwQEKu4bpkFV3fP1aZwh1ja/

Score

10^/10

persistence spyware stealer upx

Malware Config

Extracted

Credentials

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

Signatures

Nirsoft 7 IoCs

resource	yara_rule
behavioral1/memory/2628-20-0x0000000000400000-0x0000000000418000-memory.dmp	Nirsoft
behavioral1/memory/2484-27-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft
behavioral1/memory/1764-34-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft
behavioral1/memory/1764-36-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft
behavioral1/memory/2484-45-0x0000000000400000-0x0000000000419000-memory.dmp	Nirsoft
behavioral1/memory/2640-47-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/2412-59-0x0000000000400000-0x000000000043D000-memory.dmp	Nirsoft

Executes dropped EXE 6 IoCs

pid	Process
1752	238790.exe
2628	dialup.exe
2484	passwordfox.exe
1764	mspass.exe
2640	iepv.exe
2412	ChromePass.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 14 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0015000000015c79-15.dat	upx
behavioral1/memory/2628-16-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/memory/2628-20-0x0000000000400000-0x0000000000418000-memory.dmp	upx
behavioral1/files/0x0007000000015cb9-25.dat	upx
behavioral1/memory/2484-27-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral1/files/0x0007000000015cd2-33.dat	upx
behavioral1/memory/1764-34-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral1/memory/1764-36-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral1/files/0x0008000000016c07-41.dat	upx
behavioral1/memory/2640-43-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral1/memory/2484-45-0x0000000000400000-0x0000000000419000-memory.dmp	upx
behavioral1/memory/2640-47-0x0000000000400000-0x000000000041B000-memory.dmp	upx
behavioral1/files/0x0006000000016c76-53.dat	upx
behavioral1/memory/2412-59-0x0000000000400000-0x000000000043D000-memory.dmp	upx

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\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\Form1 = "C:\\Users\\Admin\\AppData\\Local\\238790.exe"	238790.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1764	mspass.exe
Token: SeDebugPrivilege	2640	iepv.exe
Token: SeRestorePrivilege	2640	iepv.exe
Token: SeBackupPrivilege	2640	iepv.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 1752	2100	1766011364c6a80c1dd7926ac823f653_JaffaCakes118.exe	28
PID 2100 wrote to memory of 1752	2100	1766011364c6a80c1dd7926ac823f653_JaffaCakes118.exe	28
PID 2100 wrote to memory of 1752	2100	1766011364c6a80c1dd7926ac823f653_JaffaCakes118.exe	28
PID 1752 wrote to memory of 2628	1752	238790.exe	29
PID 1752 wrote to memory of 2628	1752	238790.exe	29
PID 1752 wrote to memory of 2628	1752	238790.exe	29
PID 1752 wrote to memory of 2628	1752	238790.exe	29
PID 1752 wrote to memory of 2484	1752	238790.exe	30
PID 1752 wrote to memory of 2484	1752	238790.exe	30
PID 1752 wrote to memory of 2484	1752	238790.exe	30
PID 1752 wrote to memory of 2484	1752	238790.exe	30
PID 1752 wrote to memory of 1764	1752	238790.exe	31
PID 1752 wrote to memory of 1764	1752	238790.exe	31
PID 1752 wrote to memory of 1764	1752	238790.exe	31
PID 1752 wrote to memory of 1764	1752	238790.exe	31
PID 1752 wrote to memory of 2640	1752	238790.exe	32
PID 1752 wrote to memory of 2640	1752	238790.exe	32
PID 1752 wrote to memory of 2640	1752	238790.exe	32
PID 1752 wrote to memory of 2640	1752	238790.exe	32
PID 1752 wrote to memory of 2412	1752	238790.exe	33
PID 1752 wrote to memory of 2412	1752	238790.exe	33
PID 1752 wrote to memory of 2412	1752	238790.exe	33
PID 1752 wrote to memory of 2412	1752	238790.exe	33

C:\Users\Admin\AppData\Local\Temp\1766011364c6a80c1dd7926ac823f653_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1766011364c6a80c1dd7926ac823f653_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\238790.exe
  "C:\Users\Admin\AppData\Local\238790.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1752
- - 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
    PID:2628
- - 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
    PID:2484
- - 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
    - Suspicious use of AdjustPrivilegeToken
    PID:1764
- - 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
    - Suspicious use of AdjustPrivilegeToken
    PID:2640
- - 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
    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

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\238790.exe

Filesize
553KB

MD5
77633d09c2f325e3ea042691a346a94c

SHA1
10e681d11d741dae023946341240a79cb3feac4c

SHA256
57e30d82eaa241810c63e42f4aac5f78f824e5019b63530b9490563d4d521c66

SHA512
a46d72a611f7c2ec306848b31b4351969a3de288c802768822a4e69dc2fc051a7dd52e7d86eecd3de271cf372fc1d6eb419476bb3da03cde617c05734a287c14

Download Submit
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
memory/1752-61-0x000007FEF2D20000-0x000007FEF36BD000-memory.dmp

Filesize
9.6MB

Download
memory/1752-11-0x000007FEF2D20000-0x000007FEF36BD000-memory.dmp

Filesize
9.6MB

Download
memory/1752-60-0x000007FEF2D20000-0x000007FEF36BD000-memory.dmp

Filesize
9.6MB

Download
memory/1752-10-0x000007FEF2D20000-0x000007FEF36BD000-memory.dmp

Filesize
9.6MB

Download
memory/1752-9-0x000007FEF2D20000-0x000007FEF36BD000-memory.dmp

Filesize
9.6MB

Download
memory/1752-8-0x000007FEF2FDE000-0x000007FEF2FDF000-memory.dmp

Filesize
4KB

Download
memory/1764-34-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1764-36-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2100-0-0x000007FEF59C3000-0x000007FEF59C4000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x0000000001240000-0x00000000012E0000-memory.dmp

Filesize
640KB

Download
memory/2100-54-0x000007FEF59C3000-0x000007FEF59C4000-memory.dmp

Filesize
4KB

Download
memory/2412-59-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2484-27-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2484-45-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2628-20-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2628-16-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2640-47-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2640-43-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads