09e7779f5a97fe24365c3f2110b80a3a19af8ab8d7d2016ac3fdb5bd6314828d

General

Target

c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe
Size

64KB
MD5

c8166b3dcb9ca45300ca5f4a723b9358
SHA1

5c35089685ac5b5e8373ab3e26f5540f378e559c
SHA256

09e7779f5a97fe24365c3f2110b80a3a19af8ab8d7d2016ac3fdb5bd6314828d
SHA512

1603c1f707bf9f98943fbc3a585d7620ad5a7e7f8e7fe8768749b21839fbc151993e37682dd74b650269a7e81a9920bec1f103e4035417dcdcad05ace74cc59e
SSDEEP

1536:JMhh3AQR7cyKrstZp1htYeK3N0pdbh4voasnth5:JMfKOptYR3NCdbh4voasn5

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3476	outlook.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

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\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\sys32.exe"	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\sys32.exe	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe
File created	C:\Windows\outlook.exe	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe
File opened for modification	C:\Windows\outlook.exe	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe
File opened for modification	C:\Windows\sys32.exe	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe
File opened for modification	C:\Windows\outlook.cfg	outlook.exe
File created	C:\Windows\crc32.cfg	outlook.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4404	3476	WerFault.exe	95

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 3476	2824	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe	95
PID 2824 wrote to memory of 3476	2824	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe	95
PID 2824 wrote to memory of 3476	2824	c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8166b3dcb9ca45300ca5f4a723b9358_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\outlook.exe
  C:\Windows\outlook.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:3476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3476 -s 29880
    3⤵
    - Program crash
    PID:4404

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3776 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:2324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3476 -ip 3476
1⤵
PID:3244

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

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\outlook.cfg

Filesize
2KB

MD5
e0032d780dbe33f09e7f6a38c1eae4d7

SHA1
7a7f749e028527082c22bae2c48a945425b7250b

SHA256
5c8ae3629b4247167d221699f7f674f600299979f431fa66d3632f9e584e2bb1

SHA512
2a4eb80f8ef257935ee4f597ef2f32ab82d7bb35904cceea34a06a6c9dd2a3cd04240eefab470853ffa6ef710bde631ca6e5f03af7f1234d07f0f170e0a45dda

Download Submit
C:\Windows\outlook.cfg

Filesize
753B

MD5
d33299d1ca190583b407efafafc9010e

SHA1
951ec5fcb2fc42b7f0cb734e3125e1962f6dd70c

SHA256
379652c6c163bbec50bee1d96e2ae1bd0f017741a94f746a74435389f01b9b9b

SHA512
3fc3720d7d3f28de7e63c9a81deed1369f17a1436f3cff40578543da6e940da90a20dc7c951c39c2404a73d85c7ddfe623b1e91fa42c40413134125427b3e504

Download Submit
C:\Windows\outlook.cfg

Filesize
1KB

MD5
7eedd08ae4bb030faae3650130328321

SHA1
3257c3d2e018dd23434b48e3c0767b3e179e25ff

SHA256
139ffc13f5821ce54b8df2d099e279ebeca14ab73c4ce2438082319645067bc6

SHA512
2ca7fab65db2486275c680a6af6e450b6b084a558ba048c6d0966846fc14e6a1878613034474991130bc74ae0d41eea3b5cbf4aecb2a278739a5971d513d6117

Download Submit
C:\Windows\outlook.cfg

Filesize
1KB

MD5
b577a9e200605035fb3f92a156cd7312

SHA1
6a0f2b9d55a2b97cbdf6ea8842d4fdc1559131a1

SHA256
16385d1223698daa43548de5cc64b3c233016f622b7debac1445356c82da3269

SHA512
45c23bb9ca11b3e2f091b93ad69992a575462bf720a406ee1f7634643ee87bae991bfe0e5b37937a06407b912eef859e93300a87f52ebfff1e70ebf4a774d066

Download Submit
C:\Windows\outlook.exe

Filesize
49KB

MD5
0e9379e357aba95f8b9883af9b67675e

SHA1
280a174a414e5b8588f42b6328af2c8c8ff4394f

SHA256
96b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28

SHA512
6cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784

Download Submit
memory/2824-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2824-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3476-82-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3476-83-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3476-101-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3476-107-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3476-16-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3476-122-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads