ardamax | bc9e44a217c3b747a934f384f56a6ecc4e799a86ad2422a9d1093ae684860cb2

General

Target

1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
Size

892KB
MD5

1743d7d7921e5a53de99692fa2cfa067
SHA1

c6702c9657ad5e31037406b90e0f69d628dd3c64
SHA256

bc9e44a217c3b747a934f384f56a6ecc4e799a86ad2422a9d1093ae684860cb2
SHA512

690d3c9c8f4319f4ab56661c2e4a23cdf81720be69f533476acd28e7740131e5c843eeaaedf9cb88f4a5a5bf943c4351cc3e87adae710db9a5a3c37446ac4748
SSDEEP

24576:HXtHEXtH6FmV8exjr0fHZzyHvVDOaViDhSY1KVSHptbLMHblZk:3tHktHnVHjoPRyHvVCaQ3KEHptfMHbHk

Score

10^/10

ardamax discovery keylogger persistence stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x00070000000234b8-12.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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
3604	CMOM.exe
1848	RightHand.exe

Loads dropped DLL 7 IoCs

pid	Process
2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
3604	CMOM.exe
1848	RightHand.exe
3604	CMOM.exe
3604	CMOM.exe
1848	RightHand.exe
1848	RightHand.exe

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\CMOM Agent = "C:\\Windows\\SysWOW64\\28463\\CMOM.exe"	CMOM.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 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\28463\CMOM.007	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\CMOM.exe	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\AKV.exe	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\28463	CMOM.exe
File created	C:\Windows\SysWOW64\28463\CMOM.001	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\28463\CMOM.006	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.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	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CMOM.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RightHand.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3604	CMOM.exe
Token: SeIncBasePriorityPrivilege	3604	CMOM.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1848	RightHand.exe
3604	CMOM.exe
3604	CMOM.exe
3604	CMOM.exe
3604	CMOM.exe
3604	CMOM.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 3604	2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe	84
PID 2672 wrote to memory of 3604	2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe	84
PID 2672 wrote to memory of 3604	2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe	84
PID 2672 wrote to memory of 1848	2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe	85
PID 2672 wrote to memory of 1848	2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe	85
PID 2672 wrote to memory of 1848	2672	1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1743d7d7921e5a53de99692fa2cfa067_JaffaCakes118.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:2672
- C:\Windows\SysWOW64\28463\CMOM.exe
  "C:\Windows\system32\28463\CMOM.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3604
- C:\Users\Admin\AppData\Local\Temp\RightHand.exe
  "C:\Users\Admin\AppData\Local\Temp\RightHand.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1848

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

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\@CCA6.tmp

Filesize
4KB

MD5
13e10cd76f11d6cb43182dcba7370171

SHA1
e6b8ce329e49ff09f1cb529c60fc466cb9a579c8

SHA256
f1265c88f0077009eaa18db413f156cc7ad8d41dc9d797dd1032b0e0ae9c40d5

SHA512
ee32ef3f50838936417e51dfd365b166456900e327dbe51902700bb3d562dea22e6fbd9009c822ba0562687001802a2e61d38123f81ae19f7b3d05bb1fd5cda8

Download Submit
C:\Users\Admin\AppData\Local\Temp\RightHand.exe

Filesize
356KB

MD5
13150734d1bc3d288424e8b530e67f1f

SHA1
8f41988cd5ab3613306b4866e3ac6e73ad221308

SHA256
3a27659360ea7a1a97401edb9abc5e850de422adb524a87a698080f26214edb3

SHA512
19de88f44cb456275ddaa7c949cd95449cbd3813034db1baf04582a8da9c026895316287efa3b9fc3dd5bada559b979a94959e8561266e01f992a6ad891df536

Download Submit
C:\Windows\SysWOW64\28463\AKV.exe

Filesize
395KB

MD5
adbec81b510dcfe49835f95940ef961d

SHA1
77940f6e46fbd5f53de23bd49afe9172470769d0

SHA256
466efb4b00255f21075b340fc2d2444f182947ab90270840543658c5fd3a9b95

SHA512
ef4324a06fbe960933f5551ea6ac587cd87cb6025bc6879a2b81a4d1033cfe87e244b6a87fb5db5ad065321ccbe8035cf24a668452d5b0c6a4063a355a12b2a7

Download Submit
C:\Windows\SysWOW64\28463\CMOM.001

Filesize
408B

MD5
49af174c3cda789ded9af2122876eb3b

SHA1
0a6e8d565ba6fd6daf8b4a45cc9d659f0162dda0

SHA256
8d32862217655e7cb90dcc0e1e2cba7a8f491542e16786a74b6b42f3ea332914

SHA512
e6f8199d783a31fd85e85120f49f227858d137ea9876f2bc57791f54241e0229a8f16659417829442071402f9dedf3d20d66e70d3ee1a2ec2c5f9fc8d73725d1

Download Submit
C:\Windows\SysWOW64\28463\CMOM.006

Filesize
8KB

MD5
f5eff4f716427529b003207d5c953df5

SHA1
79696d6c8d67669ea690d240ef8978672e3d151c

SHA256
ac54ebb9eec3212f294462ce012fdc42f4b0896d785d776a5a2cc3599dc5bcde

SHA512
5a48599a5855f06c3e7d6f89c4e06bab1f4381b9d30cf3824c465b8fd6c142b316e6bd6aaad73d1f9b3e84d96113fb5e7374831bf503744013c9e1a0632a0caf

Download Submit
C:\Windows\SysWOW64\28463\CMOM.007

Filesize
5KB

MD5
bc75eddaa64823014fef0fe70bd34ffc

SHA1
15cd2ace3b68257faed33c78b794b2333eab7c0a

SHA256
9eada36d17635bedb85ce96a62cb019dbfee696b9986f69de7d5b5bc1f44df5d

SHA512
20db25f32f9cfdbffa4f30c0065125052c6e20b7dcc147fa7ebff38e37b51f6a43e48e486f148d7ee11671479b9fb0bbe1c6df151101af3b50c65fd334d13baa

Download Submit
C:\Windows\SysWOW64\28463\CMOM.exe

Filesize
473KB

MD5
3c90d45b1c004e86a7f7a7a340f1abc8

SHA1
10602c450bcbda2735dc036f2e399646f0c64f4c

SHA256
f6d9c3bba7fc4dfa681cadf68f41093e3c431501c6789e891e599719e5d2781c

SHA512
85457be4c2aa76ede288cd185131d46e5f0b37187313f3a54fe789e28929ec6e44282f4ba0981f46354705cd5da83990586c8846f52fcdb807908254c8719cc1

Download Submit
memory/3604-36-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/3604-43-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads