ardamax | 2a641704410f01f48b7a1f74b7315961cb1368b8b3714a98080d11c94fb43d1f

General

Target

JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
Size

349KB
MD5

b1c32dbc5e1d21a62d08fd75f405f0b3
SHA1

7ae5bac054fc16da5f1ccef10e1ee7c98d1cd384
SHA256

2a641704410f01f48b7a1f74b7315961cb1368b8b3714a98080d11c94fb43d1f
SHA512

bd6032067a00a709bd4d3873a4eb548abdef79f7382f8d18412d7512be54eb3a68752fa98b49f7bc5bf8e96e0f287e86d340a40f829d9659a2e133abf0d69abd
SSDEEP

6144:jmpyGqtkC4GeLRRCljjMTBa4cw2p9/t4CkF3ah7Lj4eYV6rBzTOr44QPQ99L+nML:jLthUD0jdMEBtJkF3yZYV6tI4b49onML

Score

10^/10

ardamax discovery keylogger stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax
Ardamax family
ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral1/files/0x000700000002428c-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe

Executes dropped EXE 2 IoCs

pid	Process
5640	WindowsUpdate.exe
3712	Autofighter.net Code-Mage.exe

Loads dropped DLL 5 IoCs

pid	Process
5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
5640	WindowsUpdate.exe
5640	WindowsUpdate.exe
5640	WindowsUpdate.exe
3712	Autofighter.net Code-Mage.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

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Sys\WindowsUpdate.001	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
File created	C:\Windows\SysWOW64\Sys\WindowsUpdate.006	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
File created	C:\Windows\SysWOW64\Sys\WindowsUpdate.007	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
File created	C:\Windows\SysWOW64\Sys\WindowsUpdate.exe	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
File opened for modification	C:\Windows\SysWOW64\Sys	WindowsUpdate.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Autofighter.net Code-Mage.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	5640	WindowsUpdate.exe
Token: SeIncBasePriorityPrivilege	5640	WindowsUpdate.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3712	Autofighter.net Code-Mage.exe
5640	WindowsUpdate.exe
5640	WindowsUpdate.exe
5640	WindowsUpdate.exe
3712	Autofighter.net Code-Mage.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5536 wrote to memory of 5640	5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe	88
PID 5536 wrote to memory of 5640	5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe	88
PID 5536 wrote to memory of 5640	5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe	88
PID 5536 wrote to memory of 3712	5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe	89
PID 5536 wrote to memory of 3712	5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe	89
PID 5536 wrote to memory of 3712	5536	JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1c32dbc5e1d21a62d08fd75f405f0b3.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5536
- C:\Windows\SysWOW64\Sys\WindowsUpdate.exe
  "C:\Windows\system32\Sys\WindowsUpdate.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:5640
- C:\Users\Admin\AppData\Local\Temp\Autofighter.net Code-Mage.exe
  "C:\Users\Admin\AppData\Local\Temp\Autofighter.net Code-Mage.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3712

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\@540B.tmp

Filesize
4KB

MD5
a9680f653434b4766fdc2a3c592af879

SHA1
fd8e999c43fa83df3144aa5bbaae73bac3834296

SHA256
30e084f531980a35b79dd36ac9ee0022d0aba792da99b3d71eea26d327db9ad3

SHA512
685fe7bbaf9fe5d140f07e9fe0f1eff0cecf8a3a4d050fe917ce8eddac3394ab7b8cea575e2d6f3dace309716662fbb5a9016850b120ea2099a00cfc848f57ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\Autofighter.net Code-Mage.exe

Filesize
228KB

MD5
cd093746c49c1634b95f1dafc4df063e

SHA1
0cfea62548839894e291556cd062ecd39a22a634

SHA256
38d07bb365ae0dfd1ae9660e661624a3186b60601b6e7925837ee24906fa870d

SHA512
fcdf8ac0b5b3361750ca68d224fb2d90046b9a49f473a98fe96992bad2d4b1fa0a3b43ddead2eb52d6f1a2656d8600bd908f7aa2ee475470a8059a5c7c19d4f8

Download Submit
C:\Windows\SysWOW64\Sys\WindowsUpdate.001

Filesize
3KB

MD5
d24123e95c217814d7b279423f72ac50

SHA1
1e3ee4a75e0ccf10e94eb2c295c79be907891c89

SHA256
b864ca0578c709ed5443da5dea5ad93a85c6087ef4f96957988b1e8b6f3cbc66

SHA512
5d051687ca071339c58141eb17d19bb39288d9a54e120872238b24433bde27dc1c57aeb45a885f62e4307b3ceca16dadaf25b6c9aa984fd3124910e146f5e20f

Download Submit
C:\Windows\SysWOW64\Sys\WindowsUpdate.006

Filesize
5KB

MD5
ff2bc313174a6ccfe1e0b5b1a58f0f49

SHA1
4e983cdee788faf6a13a9d5bf3f00f4a17dd6e8e

SHA256
f212c83897599d81f4010f1ef3a43e5709e874912072d38d26a5ef5644462318

SHA512
418083066ba5505267f4de91c9e439674e02645c430360dae22dfc390c33b4e0c01857634d1dcb5dc298c296a5f4130397388bceee2ad82ba0a711ab56d1bd0f

Download Submit
C:\Windows\SysWOW64\Sys\WindowsUpdate.007

Filesize
4KB

MD5
50c8c542dca77df82f5925b145567611

SHA1
64bdce386146e3548d3d85cf16fdd0d34cbafe2f

SHA256
0692f76ec589e517f0a5205e658ca44656322c0382cee2af53890324818b3e0f

SHA512
f7df5e9ac0c81f832e8dfe882eb1c4746f30131bef5a56947634146c813df079acd57b3fc954254684c6f4ef291802cd9629e6af3ced9be1f381fdd858a327c2

Download Submit
C:\Windows\SysWOW64\Sys\WindowsUpdate.exe

Filesize
459KB

MD5
4db1b69341dc88b901d85be34278a634

SHA1
0d55d2852a58b597c96c1dcec25efc961d882ba1

SHA256
c3f29e3f8b9eb7c20a0046fc105d2199dc5327a570e8c76908e44be1200fb893

SHA512
e11ee43c65179a562254cc63fda5c25ae228603bd88fd357faea2a5b49b4df11dfde5efe46544ac138d008cdffc419c793b35781ef201a9462a9eda30b52dee0

Download Submit
memory/5640-32-0x0000000000A50000-0x0000000000A51000-memory.dmp

Filesize
4KB

Download
memory/5640-40-0x0000000000A50000-0x0000000000A51000-memory.dmp

Filesize
4KB

Download

Analysis

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