1c458e2f8154cb14443da781df0dd13c172ee89a175214bf785e7a0461fedb25

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/01/2025, 16:17

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General

Target
JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
Size 675KB
Sample250115-tree4szjar
SHA256 1c458e2f8154cb14443da781df0dd13c172ee89a175214bf785e7a0461fedb25
MD5 5bf1b2b77a3a8b708088dd409a3ee85c
SHA1 99abe33c1c33c6de6d28d0c9aa0a0301cd8b81c7
SHA512 692d1c2f6d2605e89e2def7529dc512bffd25086b6b377852882a98d69a3b870ec607b5e1c349e98e57c8f93d6fc2909ad56d22f106ff5ebb04a88762a35f2f5
SSDEEP 12288:6yFr4Kp9C2oqACKNcXSDza3ta/Phhtt08VDObJd5A88vKMmqAjSLmvKyBrK1Gjd2:F+KDCbpcae3EobJd5A88vKMmqAmLmvK9
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4820	stubdl.exe

Loads dropped DLL 24 IoCs

pid	Process
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
4820	stubdl.exe
4820	stubdl.exe
4820	stubdl.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4468	1064	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	stubdl.exe

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral2/files/0x000a000000023c73-105.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 4820	1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe	83
PID 1064 wrote to memory of 4820	1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe	83
PID 1064 wrote to memory of 4820	1064	JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\stubdl.exe
  C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\stubdl.exe ~URL Parts Error~~~~URL Parts Error~URL Parts Error~~#~4633~4651~~URL Parts Error~~SendRequest Error~62-20-00-77-10-59~#~~~SendRequest Error~
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4820
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 1356
  2⤵
  - Program crash
  PID:4468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1064 -ip 1064
1⤵
PID:4976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

GetVersion.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\GetVersion.dll
Size 6KB
SHA256 7d76c7dd8f7cd5a87e0118dacb434db3971a049501e22a5f4b947154621ab3d4
MD5 5264f7d6d89d1dc04955cfb391798446
SHA1 211d8d3e7c2b2f57f54a11cb8bc4fa536df08acc
SHA512 80d27ee2f87e2822bd5c8c55cc3d1e49beebb86d8557c92b52b7cbea9f27882d80e59eefa25e414eecee268a9a6193b6b50b748de33c778b007cde24ef8bcfb7
SSDEEP 96:E12Z84uiwpGTVTDSpaHYfniz0R3GhCvXY6Ix5vdR7pBi46AQ5Vu4:2STVTGwYhR3GhCvy5vH7pBi46AQ5Vu
MD5 SHA1 SHA512 SSDEEP

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Math.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\Math.dll
Size 66KB
SHA256 0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67
MD5 b140459077c7c39be4bef249c2f84535
SHA1 c56498241c2ddafb01961596da16d08d1b11cd35
SHA512 fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328
SSDEEP 1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t
MD5 SHA1 SHA512 SSDEEP

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System.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\System.dll
Size 11KB
SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
MD5 c17103ae9072a06da581dec998343fc1
SHA1 b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA512 d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
SSDEEP 192:7DKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQ2CSF:7ViJrtFRdbmXK8+PCw
MD5 SHA1 SHA512 SSDEEP

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UserInfo.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\UserInfo.dll
Size 4KB
SHA256 564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
MD5 7579ade7ae1747a31960a228ce02e666
SHA1 8ec8571a296737e819dcf86353a43fcf8ec63351
SHA512 a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b
MD5 SHA1 SHA512

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intlib.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\intlib.dll
Size 24KB
SHA256 983859570099b941c19d5eb9755eda19dd21f63e8ccad70f6e93f055c329d341
MD5 1efbbf5a54eb145a1a422046fd8dfb2c
SHA1 ec4efd0a95bb72fd4cf47423647e33e5a3fddf26
SHA512 7fdeba8c961f3507162eb59fb8b9b934812d449cc85c924f61722a099618d771fed91cfb3944e10479280b73648a9a5cbb23482d7b7f8bfb130f23e8fd6c15fb
SSDEEP 384:XErRo4TdlKCdUk6qz46qu2vPqUcnlSHmkuPJOiya4fF0Ac9khYLMkIX0+GvBgK3M:XiRoW7Kc5bBq1qNlSHmkuPJOJa4f4CD
MD5 SHA1 SHA512 SSDEEP

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nsDialogs.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\nsDialogs.dll
Size 9KB
SHA256 e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a
MD5 c10e04dd4ad4277d5adc951bb331c777
SHA1 b1e30808198a3ae6d6d1cca62df8893dc2a7ad43
SHA512 853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e
SSDEEP 96:hBABCcnl5TKhkfLxSslykcxM2DjDf3GE+Xv8Xav+Yx4VndY7ndS27gA:h6n+0SAfRE+/8ZYxMdqn420
MD5 SHA1 SHA512 SSDEEP

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registry.dll

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\registry.dll
Size 16KB
SHA256 ae53f8e00574a87dd243fdf344141417cfe2af318c6c5e363a030d727a6c75d1
MD5 24a7a119e289f1b5b69f3d6cf258db7c
SHA1 fec84298f9819adf155fcf4e9e57dd402636c177
SHA512 fdbbedcc877bf020a5965f6ba8586ade48cfbe03ac0af8190a8acf077fb294ffd6b5a7ae49870bff8cacd9e33d591be63b5b3d5c2e432c640212bdcd0c602861
SSDEEP 384:Bl1fUuJHxreh2OatbswPCr64oLchV0oLQYYfVB:BlBzHxrehKbswK2TchDLQZfVB
MD5 SHA1 SHA512 SSDEEP

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stubdl.exe

Path C:\Users\Admin\AppData\Local\Temp\nso7679.tmp\stubdl.exe
Size 80KB
SHA256 9c068bc2ffd61cf0f25372800562a12952a75aef3bbe8a22ab23e86edb606d9a
MD5 7d901ec0b0c73772ea3c8179da0314cd
SHA1 781534f4014768b9d6bdf66d4fba2746219eee12
SHA512 ececa2b045589199153458c1cfd06373c02528cbcc1483f4661a245272ae6962e4ca73c4f72282fa0759e9ccdf84fac710526743b1540ad92896dd6cc57b7992
SSDEEP 1536:GpgpHzb9dZVX9fHMvG0D3XJNMxUdJ39rjd1V/DOSUvKI4A4yL6j22HpkV7lVE:sgXdZt9P6D3XJqkNhDmvKywTpUnE
MD5 SHA1 SHA512 SSDEEP

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memory/1064-55-0x0000000002AC0000-0x0000000002ADA000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads