d414f76300d88dfd94aa7fa8892845f386253a79338fa10a8d2ff89b488cc7d4

General

Target

a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe
Size

313KB
MD5

a139494fa7a973d42a91a237c0f4837e
SHA1

d9b7cb55dd4b3e73d0bc3d1cacce36be88f3dabc
SHA256

d414f76300d88dfd94aa7fa8892845f386253a79338fa10a8d2ff89b488cc7d4
SHA512

6669b9a20f01ee6bb327bdaa4197522bb5721be3dff3c142007dade583f4a2577a372cf056842b8a28d7a00e18557aba70c7c9b5a8750969967256206ea4ab3a
SSDEEP

6144:prb9uEo2S1YnQmCX492DkwNP3qpYFl2YyPuFITzyccux7rnrOzprCoMc:prRu6/eIo4t3PuFITKUAn

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe
4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe
4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe
Key value enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe
4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 3312	4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe	85
PID 4756 wrote to memory of 3312	4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe	85
PID 4756 wrote to memory of 3312	4756	a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a139494fa7a973d42a91a237c0f4837e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\_tin2308.bat"
  2⤵
  PID:3312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\InstallMate\DBD8B77A\cfg\1.ini

Filesize
948B

MD5
9d6c4e08ea04d7f0e9d252902ef51947

SHA1
2911dc3f0d15d4bf0bb634c61354c2a5d65695ea

SHA256
f1feb481a6b2f5b50b93b9126212072b83ee4d6fab77e9fb4e15f0109995c640

SHA512
a1e6fe1f3e99038860cc8ec24f20ecc98813852590e29cfacd6788a4deffb9249d60019e1ac64c76f223b66859a4c40893a0faafa7d11d643d03e5441ac7ced1

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tsu8A2AC71F.dll

Filesize
269KB

MD5
af7ce801c8471c5cd19b366333c153c4

SHA1
4267749d020a362edbd25434ad65f98b073581f1

SHA256
cf7e00ba429bc9f27ccfacc49ae367054f40ada6cede9f513cc29a24e88bf49e

SHA512
88655bd940e9b540c4df551fe68135793eceed03f94389b0654637a18b252bf4d3ef73b0c49548b5fa6ba2cf6d9aff79335c4ebcc0b668e008bcc62c40d2a73c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_tin2308.bat

Filesize
50B

MD5
12cde15cf1423acb486dfa408bf86246

SHA1
eb095f6aba3a320266742a7bd0ac0401eb828731

SHA256
83e931e55b9f0e3078bcb27bcecfec8ce18817620672fe28934e8899f736b1af

SHA512
f551f2c4be705edf423a4c627393d9bde01ba6cb6b3087b66e43fc7494ea50cd3860457f808c0ed58130306c386c233cb634831014a86a78a1b1c0a5b3f7f11c

Download Submit
C:\Users\Admin\AppData\Local\Temp\{5C8FE710-D685-4A23-A8C8-9EA7876CC5E6}\Custom.dll

Filesize
91KB

MD5
0842e2723fff1f80955c9dbd38019c75

SHA1
bea88c3fe74817b048951bd218e70d9dead617d9

SHA256
d71cea96d49b48f8702337d01681b2f144aca8acb56a699b9599106c11cc7458

SHA512
28acff8e01224291aa67f57b2d514db84a79fc2cf7ed28ed2e2cecbdf070fb3b1cf52e295a9412641422338f78d86fc6ea21d835a8de21565a8f53d24c604b02

Download Submit
C:\Users\Admin\AppData\Local\Temp\{5C8FE710-D685-4A23-A8C8-9EA7876CC5E6}\Readme.txt

Filesize
2KB

MD5
59c049b7ee00ee5a8270ea536cdc40f9

SHA1
67aee7a6d0684be991a539b6a6658a6d7e950b33

SHA256
352428e1ccc4029aedcbc372fc60092228651e7606baf77abb3511abd163485e

SHA512
2b48efdf5db69a790bfe1d3a5be92430cd1ceef2297b11ccb0343ffffb587a66c1152a11f94344781c7b4e0bf8967d3f906d85ba422af5a14724cb8afd510e19

Download Submit
C:\Users\Admin\AppData\Local\Temp\{5C8FE710-D685-4A23-A8C8-9EA7876CC5E6}\Setup.exe

Filesize
15KB

MD5
e717f6ce3a7429bfa6d7f3cf66737a4b

SHA1
01f4042589b4ed88c351ffeac256be7a9d884818

SHA256
7be720a73ba8b084702c89f64a9b295fad92545d6ba781072cc056823f9a7633

SHA512
65a9a27430811aa01b55cf365f8b7b9f03e70d32ec60e0706242bc568242bcd493999dc1b02d92bf0d01c0095c8c38d30f282a998cafb80e60ad07e0d875ce80

Download Submit
C:\Users\Admin\AppData\Local\Temp\{5C8FE710-D685-4A23-A8C8-9EA7876CC5E6}\Setup.ico

Filesize
4KB

MD5
a339d8ea98aab39fe2017cc9c79174bd

SHA1
d746636bea67525deeb3d86392122f36c889fb41

SHA256
ce18c38f275cd7d8d704b774433fb80799c190350cf66de693fe5045c21713d7

SHA512
50ad6ff67c66cc1bfc4c15b70d8df29b5c3a89dd79b0aa9d8cf95d8491a032d37b728da29651f8ee21f3ec87b0c55e22f470b02817b1341be017b24e08ff57fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\{5C8FE710-D685-4A23-A8C8-9EA7876CC5E6}\_Setup.dll

Filesize
169KB

MD5
e991f79040937530c20ae0db2f74e4db

SHA1
6be9fe304687ac1c9ae4feae500eb7f683c27e86

SHA256
ade2b71ba0f45678470346f25803d1822ab7cf072b122b91f0a8feead799c87e

SHA512
fd069a1658006a4f0ada522bfe93a9a30f3ff058b54803556c8e6d0b3d1d3944072e2c2a5d0c5342986fc8af955abec3d974bea0a944e69e2c3e682954283790

Download Submit

Analysis

Sharing